X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=example%2Fstm32f4%2FSTM32F4xx_StdPeriph_Driver%2Fsrc%2Fstm32f4xx_tim.c;fp=example%2Fstm32f4%2FSTM32F4xx_StdPeriph_Driver%2Fsrc%2Fstm32f4xx_tim.c;h=711a66df70d0fa79ddc6bba2ef1cb53a738089a1;hb=83a5eb2ed34ed78edacd92a69f366b89728ac5d0;hp=0000000000000000000000000000000000000000;hpb=794a560ebf95fcc97a56b89827d273cf0f726c87;p=fw%2Fstlink diff --git a/example/stm32f4/STM32F4xx_StdPeriph_Driver/src/stm32f4xx_tim.c b/example/stm32f4/STM32F4xx_StdPeriph_Driver/src/stm32f4xx_tim.c new file mode 100644 index 0000000..711a66d --- /dev/null +++ b/example/stm32f4/STM32F4xx_StdPeriph_Driver/src/stm32f4xx_tim.c @@ -0,0 +1,3349 @@ +/** + ****************************************************************************** + * @file stm32f4xx_tim.c + * @author MCD Application Team + * @version V1.0.0RC1 + * @date 25-August-2011 + * @brief This file provides firmware functions to manage the following + * functionalities of the TIM peripheral: + * - TimeBase management + * - Output Compare management + * - Input Capture management + * - Advanced-control timers (TIM1 and TIM8) specific features + * - Interrupts, DMA and flags management + * - Clocks management + * - Synchronization management + * - Specific interface management + * - Specific remapping management + * + * @verbatim + * + * =================================================================== + * How to use this driver + * =================================================================== + * This driver provides functions to configure and program the TIM + * of all STM32F4xx devices. + * These functions are split in 9 groups: + * + * 1. TIM TimeBase management: this group includes all needed functions + * to configure the TM Timebase unit: + * - Set/Get Prescaler + * - Set/Get Autoreload + * - Counter modes configuration + * - Set Clock division + * - Select the One Pulse mode + * - Update Request Configuration + * - Update Disable Configuration + * - Auto-Preload Configuration + * - Enable/Disable the counter + * + * 2. TIM Output Compare management: this group includes all needed + * functions to configure the Capture/Compare unit used in Output + * compare mode: + * - Configure each channel, independently, in Output Compare mode + * - Select the output compare modes + * - Select the Polarities of each channel + * - Set/Get the Capture/Compare register values + * - Select the Output Compare Fast mode + * - Select the Output Compare Forced mode + * - Output Compare-Preload Configuration + * - Clear Output Compare Reference + * - Select the OCREF Clear signal + * - Enable/Disable the Capture/Compare Channels + * + * 3. TIM Input Capture management: this group includes all needed + * functions to configure the Capture/Compare unit used in + * Input Capture mode: + * - Configure each channel in input capture mode + * - Configure Channel1/2 in PWM Input mode + * - Set the Input Capture Prescaler + * - Get the Capture/Compare values + * + * 4. Advanced-control timers (TIM1 and TIM8) specific features + * - Configures the Break input, dead time, Lock level, the OSSI, + * the OSSR State and the AOE(automatic output enable) + * - Enable/Disable the TIM peripheral Main Outputs + * - Select the Commutation event + * - Set/Reset the Capture Compare Preload Control bit + * + * 5. TIM interrupts, DMA and flags management + * - Enable/Disable interrupt sources + * - Get flags status + * - Clear flags/ Pending bits + * - Enable/Disable DMA requests + * - Configure DMA burst mode + * - Select CaptureCompare DMA request + * + * 6. TIM clocks management: this group includes all needed functions + * to configure the clock controller unit: + * - Select internal/External clock + * - Select the external clock mode: ETR(Mode1/Mode2), TIx or ITRx + * + * 7. TIM synchronization management: this group includes all needed + * functions to configure the Synchronization unit: + * - Select Input Trigger + * - Select Output Trigger + * - Select Master Slave Mode + * - ETR Configuration when used as external trigger + * + * 8. TIM specific interface management, this group includes all + * needed functions to use the specific TIM interface: + * - Encoder Interface Configuration + * - Select Hall Sensor + * + * 9. TIM specific remapping management includes the Remapping + * configuration of specific timers + * + * @endverbatim + * + ****************************************************************************** + * @attention + * + * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS + * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE + * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY + * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING + * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE + * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. + * + *

© COPYRIGHT 2011 STMicroelectronics

+ ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f4xx_tim.h" +#include "stm32f4xx_rcc.h" + +/** @addtogroup STM32F4xx_StdPeriph_Driver + * @{ + */ + +/** @defgroup TIM + * @brief TIM driver modules + * @{ + */ + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ + +/* ---------------------- TIM registers bit mask ------------------------ */ +#define SMCR_ETR_MASK ((uint16_t)0x00FF) +#define CCMR_OFFSET ((uint16_t)0x0018) +#define CCER_CCE_SET ((uint16_t)0x0001) +#define CCER_CCNE_SET ((uint16_t)0x0004) +#define CCMR_OC13M_MASK ((uint16_t)0xFF8F) +#define CCMR_OC24M_MASK ((uint16_t)0x8FFF) + +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ +static void TI1_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection, + uint16_t TIM_ICFilter); +static void TI2_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection, + uint16_t TIM_ICFilter); +static void TI3_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection, + uint16_t TIM_ICFilter); +static void TI4_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection, + uint16_t TIM_ICFilter); + +/* Private functions ---------------------------------------------------------*/ + +/** @defgroup TIM_Private_Functions + * @{ + */ + +/** @defgroup TIM_Group1 TimeBase management functions + * @brief TimeBase management functions + * +@verbatim + =============================================================================== + TimeBase management functions + =============================================================================== + + =================================================================== + TIM Driver: how to use it in Timing(Time base) Mode + =================================================================== + To use the Timer in Timing(Time base) mode, the following steps are mandatory: + + 1. Enable TIM clock using RCC_APBxPeriphClockCmd(RCC_APBxPeriph_TIMx, ENABLE) function + + 2. Fill the TIM_TimeBaseInitStruct with the desired parameters. + + 3. Call TIM_TimeBaseInit(TIMx, &TIM_TimeBaseInitStruct) to configure the Time Base unit + with the corresponding configuration + + 4. Enable the NVIC if you need to generate the update interrupt. + + 5. Enable the corresponding interrupt using the function TIM_ITConfig(TIMx, TIM_IT_Update) + + 6. Call the TIM_Cmd(ENABLE) function to enable the TIM counter. + + Note1: All other functions can be used separately to modify, if needed, + a specific feature of the Timer. + +@endverbatim + * @{ + */ + +/** + * @brief Deinitializes the TIMx peripheral registers to their default reset values. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @retval None + + */ +void TIM_DeInit(TIM_TypeDef* TIMx) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + + if (TIMx == TIM1) + { + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM1, ENABLE); + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM1, DISABLE); + } + else if (TIMx == TIM2) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM2, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM2, DISABLE); + } + else if (TIMx == TIM3) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM3, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM3, DISABLE); + } + else if (TIMx == TIM4) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM4, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM4, DISABLE); + } + else if (TIMx == TIM5) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM5, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM5, DISABLE); + } + else if (TIMx == TIM6) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM6, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM6, DISABLE); + } + else if (TIMx == TIM7) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM7, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM7, DISABLE); + } + else if (TIMx == TIM8) + { + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM8, ENABLE); + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM8, DISABLE); + } + else if (TIMx == TIM9) + { + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM9, ENABLE); + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM9, DISABLE); + } + else if (TIMx == TIM10) + { + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM10, ENABLE); + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM10, DISABLE); + } + else if (TIMx == TIM11) + { + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM11, ENABLE); + RCC_APB2PeriphResetCmd(RCC_APB2Periph_TIM11, DISABLE); + } + else if (TIMx == TIM12) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM12, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM12, DISABLE); + } + else if (TIMx == TIM13) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM13, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM13, DISABLE); + } + else + { + if (TIMx == TIM14) + { + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM14, ENABLE); + RCC_APB1PeriphResetCmd(RCC_APB1Periph_TIM14, DISABLE); + } + } +} + +/** + * @brief Initializes the TIMx Time Base Unit peripheral according to + * the specified parameters in the TIM_TimeBaseInitStruct. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param TIM_TimeBaseInitStruct: pointer to a TIM_TimeBaseInitTypeDef structure + * that contains the configuration information for the specified TIM peripheral. + * @retval None + */ +void TIM_TimeBaseInit(TIM_TypeDef* TIMx, TIM_TimeBaseInitTypeDef* TIM_TimeBaseInitStruct) +{ + uint16_t tmpcr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_TIM_COUNTER_MODE(TIM_TimeBaseInitStruct->TIM_CounterMode)); + assert_param(IS_TIM_CKD_DIV(TIM_TimeBaseInitStruct->TIM_ClockDivision)); + + tmpcr1 = TIMx->CR1; + + if((TIMx == TIM1) || (TIMx == TIM8)|| + (TIMx == TIM2) || (TIMx == TIM3)|| + (TIMx == TIM4) || (TIMx == TIM5)) + { + /* Select the Counter Mode */ + tmpcr1 &= (uint16_t)(~(TIM_CR1_DIR | TIM_CR1_CMS)); + tmpcr1 |= (uint32_t)TIM_TimeBaseInitStruct->TIM_CounterMode; + } + + if((TIMx != TIM6) && (TIMx != TIM7)) + { + /* Set the clock division */ + tmpcr1 &= (uint16_t)(~TIM_CR1_CKD); + tmpcr1 |= (uint32_t)TIM_TimeBaseInitStruct->TIM_ClockDivision; + } + + TIMx->CR1 = tmpcr1; + + /* Set the Autoreload value */ + TIMx->ARR = TIM_TimeBaseInitStruct->TIM_Period ; + + /* Set the Prescaler value */ + TIMx->PSC = TIM_TimeBaseInitStruct->TIM_Prescaler; + + if ((TIMx == TIM1) || (TIMx == TIM8)) + { + /* Set the Repetition Counter value */ + TIMx->RCR = TIM_TimeBaseInitStruct->TIM_RepetitionCounter; + } + + /* Generate an update event to reload the Prescaler + and the repetition counter(only for TIM1 and TIM8) value immediatly */ + TIMx->EGR = TIM_PSCReloadMode_Immediate; +} + +/** + * @brief Fills each TIM_TimeBaseInitStruct member with its default value. + * @param TIM_TimeBaseInitStruct : pointer to a TIM_TimeBaseInitTypeDef + * structure which will be initialized. + * @retval None + */ +void TIM_TimeBaseStructInit(TIM_TimeBaseInitTypeDef* TIM_TimeBaseInitStruct) +{ + /* Set the default configuration */ + TIM_TimeBaseInitStruct->TIM_Period = 0xFFFFFFFF; + TIM_TimeBaseInitStruct->TIM_Prescaler = 0x0000; + TIM_TimeBaseInitStruct->TIM_ClockDivision = TIM_CKD_DIV1; + TIM_TimeBaseInitStruct->TIM_CounterMode = TIM_CounterMode_Up; + TIM_TimeBaseInitStruct->TIM_RepetitionCounter = 0x0000; +} + +/** + * @brief Configures the TIMx Prescaler. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param Prescaler: specifies the Prescaler Register value + * @param TIM_PSCReloadMode: specifies the TIM Prescaler Reload mode + * This parameter can be one of the following values: + * @arg TIM_PSCReloadMode_Update: The Prescaler is loaded at the update event. + * @arg TIM_PSCReloadMode_Immediate: The Prescaler is loaded immediatly. + * @retval None + */ +void TIM_PrescalerConfig(TIM_TypeDef* TIMx, uint16_t Prescaler, uint16_t TIM_PSCReloadMode) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_TIM_PRESCALER_RELOAD(TIM_PSCReloadMode)); + /* Set the Prescaler value */ + TIMx->PSC = Prescaler; + /* Set or reset the UG Bit */ + TIMx->EGR = TIM_PSCReloadMode; +} + +/** + * @brief Specifies the TIMx Counter Mode to be used. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_CounterMode: specifies the Counter Mode to be used + * This parameter can be one of the following values: + * @arg TIM_CounterMode_Up: TIM Up Counting Mode + * @arg TIM_CounterMode_Down: TIM Down Counting Mode + * @arg TIM_CounterMode_CenterAligned1: TIM Center Aligned Mode1 + * @arg TIM_CounterMode_CenterAligned2: TIM Center Aligned Mode2 + * @arg TIM_CounterMode_CenterAligned3: TIM Center Aligned Mode3 + * @retval None + */ +void TIM_CounterModeConfig(TIM_TypeDef* TIMx, uint16_t TIM_CounterMode) +{ + uint16_t tmpcr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_COUNTER_MODE(TIM_CounterMode)); + + tmpcr1 = TIMx->CR1; + + /* Reset the CMS and DIR Bits */ + tmpcr1 &= (uint16_t)~(TIM_CR1_DIR | TIM_CR1_CMS); + + /* Set the Counter Mode */ + tmpcr1 |= TIM_CounterMode; + + /* Write to TIMx CR1 register */ + TIMx->CR1 = tmpcr1; +} + +/** + * @brief Sets the TIMx Counter Register value + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param Counter: specifies the Counter register new value. + * @retval None + */ +void TIM_SetCounter(TIM_TypeDef* TIMx, uint32_t Counter) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + + /* Set the Counter Register value */ + TIMx->CNT = Counter; +} + +/** + * @brief Sets the TIMx Autoreload Register value + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param Autoreload: specifies the Autoreload register new value. + * @retval None + */ +void TIM_SetAutoreload(TIM_TypeDef* TIMx, uint32_t Autoreload) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + + /* Set the Autoreload Register value */ + TIMx->ARR = Autoreload; +} + +/** + * @brief Gets the TIMx Counter value. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @retval Counter Register value + */ +uint32_t TIM_GetCounter(TIM_TypeDef* TIMx) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + + /* Get the Counter Register value */ + return TIMx->CNT; +} + +/** + * @brief Gets the TIMx Prescaler value. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @retval Prescaler Register value. + */ +uint16_t TIM_GetPrescaler(TIM_TypeDef* TIMx) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + + /* Get the Prescaler Register value */ + return TIMx->PSC; +} + +/** + * @brief Enables or Disables the TIMx Update event. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param NewState: new state of the TIMx UDIS bit + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_UpdateDisableConfig(TIM_TypeDef* TIMx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Set the Update Disable Bit */ + TIMx->CR1 |= TIM_CR1_UDIS; + } + else + { + /* Reset the Update Disable Bit */ + TIMx->CR1 &= (uint16_t)~TIM_CR1_UDIS; + } +} + +/** + * @brief Configures the TIMx Update Request Interrupt source. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param TIM_UpdateSource: specifies the Update source. + * This parameter can be one of the following values: + * @arg TIM_UpdateSource_Regular: Source of update is the counter + * overflow/underflow or the setting of UG bit, or an update + * generation through the slave mode controller. + * @arg TIM_UpdateSource_Global: Source of update is counter overflow/underflow. + * @retval None + */ +void TIM_UpdateRequestConfig(TIM_TypeDef* TIMx, uint16_t TIM_UpdateSource) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_TIM_UPDATE_SOURCE(TIM_UpdateSource)); + + if (TIM_UpdateSource != TIM_UpdateSource_Global) + { + /* Set the URS Bit */ + TIMx->CR1 |= TIM_CR1_URS; + } + else + { + /* Reset the URS Bit */ + TIMx->CR1 &= (uint16_t)~TIM_CR1_URS; + } +} + +/** + * @brief Enables or disables TIMx peripheral Preload register on ARR. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param NewState: new state of the TIMx peripheral Preload register + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_ARRPreloadConfig(TIM_TypeDef* TIMx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Set the ARR Preload Bit */ + TIMx->CR1 |= TIM_CR1_ARPE; + } + else + { + /* Reset the ARR Preload Bit */ + TIMx->CR1 &= (uint16_t)~TIM_CR1_ARPE; + } +} + +/** + * @brief Selects the TIMx's One Pulse Mode. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param TIM_OPMode: specifies the OPM Mode to be used. + * This parameter can be one of the following values: + * @arg TIM_OPMode_Single + * @arg TIM_OPMode_Repetitive + * @retval None + */ +void TIM_SelectOnePulseMode(TIM_TypeDef* TIMx, uint16_t TIM_OPMode) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_TIM_OPM_MODE(TIM_OPMode)); + + /* Reset the OPM Bit */ + TIMx->CR1 &= (uint16_t)~TIM_CR1_OPM; + + /* Configure the OPM Mode */ + TIMx->CR1 |= TIM_OPMode; +} + +/** + * @brief Sets the TIMx Clock Division value. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_CKD: specifies the clock division value. + * This parameter can be one of the following value: + * @arg TIM_CKD_DIV1: TDTS = Tck_tim + * @arg TIM_CKD_DIV2: TDTS = 2*Tck_tim + * @arg TIM_CKD_DIV4: TDTS = 4*Tck_tim + * @retval None + */ +void TIM_SetClockDivision(TIM_TypeDef* TIMx, uint16_t TIM_CKD) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_CKD_DIV(TIM_CKD)); + + /* Reset the CKD Bits */ + TIMx->CR1 &= (uint16_t)(~TIM_CR1_CKD); + + /* Set the CKD value */ + TIMx->CR1 |= TIM_CKD; +} + +/** + * @brief Enables or disables the specified TIM peripheral. + * @param TIMx: where x can be 1 to 14 to select the TIMx peripheral. + * @param NewState: new state of the TIMx peripheral. + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_Cmd(TIM_TypeDef* TIMx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Enable the TIM Counter */ + TIMx->CR1 |= TIM_CR1_CEN; + } + else + { + /* Disable the TIM Counter */ + TIMx->CR1 &= (uint16_t)~TIM_CR1_CEN; + } +} +/** + * @} + */ + +/** @defgroup TIM_Group2 Output Compare management functions + * @brief Output Compare management functions + * +@verbatim + =============================================================================== + Output Compare management functions + =============================================================================== + + =================================================================== + TIM Driver: how to use it in Output Compare Mode + =================================================================== + To use the Timer in Output Compare mode, the following steps are mandatory: + + 1. Enable TIM clock using RCC_APBxPeriphClockCmd(RCC_APBxPeriph_TIMx, ENABLE) function + + 2. Configure the TIM pins by configuring the corresponding GPIO pins + + 2. Configure the Time base unit as described in the first part of this driver, + if needed, else the Timer will run with the default configuration: + - Autoreload value = 0xFFFF + - Prescaler value = 0x0000 + - Counter mode = Up counting + - Clock Division = TIM_CKD_DIV1 + + 3. Fill the TIM_OCInitStruct with the desired parameters including: + - The TIM Output Compare mode: TIM_OCMode + - TIM Output State: TIM_OutputState + - TIM Pulse value: TIM_Pulse + - TIM Output Compare Polarity : TIM_OCPolarity + + 4. Call TIM_OCxInit(TIMx, &TIM_OCInitStruct) to configure the desired channel with the + corresponding configuration + + 5. Call the TIM_Cmd(ENABLE) function to enable the TIM counter. + + Note1: All other functions can be used separately to modify, if needed, + a specific feature of the Timer. + + Note2: In case of PWM mode, this function is mandatory: + TIM_OCxPreloadConfig(TIMx, TIM_OCPreload_ENABLE); + + Note3: If the corresponding interrupt or DMA request are needed, the user should: + 1. Enable the NVIC (or the DMA) to use the TIM interrupts (or DMA requests). + 2. Enable the corresponding interrupt (or DMA request) using the function + TIM_ITConfig(TIMx, TIM_IT_CCx) (or TIM_DMA_Cmd(TIMx, TIM_DMA_CCx)) + +@endverbatim + * @{ + */ + +/** + * @brief Initializes the TIMx Channel1 according to the specified parameters in + * the TIM_OCInitStruct. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure that contains + * the configuration information for the specified TIM peripheral. + * @retval None + */ +void TIM_OC1Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct) +{ + uint16_t tmpccmrx = 0, tmpccer = 0, tmpcr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_OC_MODE(TIM_OCInitStruct->TIM_OCMode)); + assert_param(IS_TIM_OUTPUT_STATE(TIM_OCInitStruct->TIM_OutputState)); + assert_param(IS_TIM_OC_POLARITY(TIM_OCInitStruct->TIM_OCPolarity)); + + /* Disable the Channel 1: Reset the CC1E Bit */ + TIMx->CCER &= (uint16_t)~TIM_CCER_CC1E; + + /* Get the TIMx CCER register value */ + tmpccer = TIMx->CCER; + /* Get the TIMx CR2 register value */ + tmpcr2 = TIMx->CR2; + + /* Get the TIMx CCMR1 register value */ + tmpccmrx = TIMx->CCMR1; + + /* Reset the Output Compare Mode Bits */ + tmpccmrx &= (uint16_t)~TIM_CCMR1_OC1M; + tmpccmrx &= (uint16_t)~TIM_CCMR1_CC1S; + /* Select the Output Compare Mode */ + tmpccmrx |= TIM_OCInitStruct->TIM_OCMode; + + /* Reset the Output Polarity level */ + tmpccer &= (uint16_t)~TIM_CCER_CC1P; + /* Set the Output Compare Polarity */ + tmpccer |= TIM_OCInitStruct->TIM_OCPolarity; + + /* Set the Output State */ + tmpccer |= TIM_OCInitStruct->TIM_OutputState; + + if((TIMx == TIM1) || (TIMx == TIM8)) + { + assert_param(IS_TIM_OUTPUTN_STATE(TIM_OCInitStruct->TIM_OutputNState)); + assert_param(IS_TIM_OCN_POLARITY(TIM_OCInitStruct->TIM_OCNPolarity)); + assert_param(IS_TIM_OCNIDLE_STATE(TIM_OCInitStruct->TIM_OCNIdleState)); + assert_param(IS_TIM_OCIDLE_STATE(TIM_OCInitStruct->TIM_OCIdleState)); + + /* Reset the Output N Polarity level */ + tmpccer &= (uint16_t)~TIM_CCER_CC1NP; + /* Set the Output N Polarity */ + tmpccer |= TIM_OCInitStruct->TIM_OCNPolarity; + /* Reset the Output N State */ + tmpccer &= (uint16_t)~TIM_CCER_CC1NE; + + /* Set the Output N State */ + tmpccer |= TIM_OCInitStruct->TIM_OutputNState; + /* Reset the Output Compare and Output Compare N IDLE State */ + tmpcr2 &= (uint16_t)~TIM_CR2_OIS1; + tmpcr2 &= (uint16_t)~TIM_CR2_OIS1N; + /* Set the Output Idle state */ + tmpcr2 |= TIM_OCInitStruct->TIM_OCIdleState; + /* Set the Output N Idle state */ + tmpcr2 |= TIM_OCInitStruct->TIM_OCNIdleState; + } + /* Write to TIMx CR2 */ + TIMx->CR2 = tmpcr2; + + /* Write to TIMx CCMR1 */ + TIMx->CCMR1 = tmpccmrx; + + /* Set the Capture Compare Register value */ + TIMx->CCR1 = TIM_OCInitStruct->TIM_Pulse; + + /* Write to TIMx CCER */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Initializes the TIMx Channel2 according to the specified parameters + * in the TIM_OCInitStruct. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure that contains + * the configuration information for the specified TIM peripheral. + * @retval None + */ +void TIM_OC2Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct) +{ + uint16_t tmpccmrx = 0, tmpccer = 0, tmpcr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_OC_MODE(TIM_OCInitStruct->TIM_OCMode)); + assert_param(IS_TIM_OUTPUT_STATE(TIM_OCInitStruct->TIM_OutputState)); + assert_param(IS_TIM_OC_POLARITY(TIM_OCInitStruct->TIM_OCPolarity)); + + /* Disable the Channel 2: Reset the CC2E Bit */ + TIMx->CCER &= (uint16_t)~TIM_CCER_CC2E; + + /* Get the TIMx CCER register value */ + tmpccer = TIMx->CCER; + /* Get the TIMx CR2 register value */ + tmpcr2 = TIMx->CR2; + + /* Get the TIMx CCMR1 register value */ + tmpccmrx = TIMx->CCMR1; + + /* Reset the Output Compare mode and Capture/Compare selection Bits */ + tmpccmrx &= (uint16_t)~TIM_CCMR1_OC2M; + tmpccmrx &= (uint16_t)~TIM_CCMR1_CC2S; + + /* Select the Output Compare Mode */ + tmpccmrx |= (uint16_t)(TIM_OCInitStruct->TIM_OCMode << 8); + + /* Reset the Output Polarity level */ + tmpccer &= (uint16_t)~TIM_CCER_CC2P; + /* Set the Output Compare Polarity */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCPolarity << 4); + + /* Set the Output State */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputState << 4); + + if((TIMx == TIM1) || (TIMx == TIM8)) + { + assert_param(IS_TIM_OUTPUTN_STATE(TIM_OCInitStruct->TIM_OutputNState)); + assert_param(IS_TIM_OCN_POLARITY(TIM_OCInitStruct->TIM_OCNPolarity)); + assert_param(IS_TIM_OCNIDLE_STATE(TIM_OCInitStruct->TIM_OCNIdleState)); + assert_param(IS_TIM_OCIDLE_STATE(TIM_OCInitStruct->TIM_OCIdleState)); + + /* Reset the Output N Polarity level */ + tmpccer &= (uint16_t)~TIM_CCER_CC2NP; + /* Set the Output N Polarity */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCNPolarity << 4); + /* Reset the Output N State */ + tmpccer &= (uint16_t)~TIM_CCER_CC2NE; + + /* Set the Output N State */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputNState << 4); + /* Reset the Output Compare and Output Compare N IDLE State */ + tmpcr2 &= (uint16_t)~TIM_CR2_OIS2; + tmpcr2 &= (uint16_t)~TIM_CR2_OIS2N; + /* Set the Output Idle state */ + tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCIdleState << 2); + /* Set the Output N Idle state */ + tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCNIdleState << 2); + } + /* Write to TIMx CR2 */ + TIMx->CR2 = tmpcr2; + + /* Write to TIMx CCMR1 */ + TIMx->CCMR1 = tmpccmrx; + + /* Set the Capture Compare Register value */ + TIMx->CCR2 = TIM_OCInitStruct->TIM_Pulse; + + /* Write to TIMx CCER */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Initializes the TIMx Channel3 according to the specified parameters + * in the TIM_OCInitStruct. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure that contains + * the configuration information for the specified TIM peripheral. + * @retval None + */ +void TIM_OC3Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct) +{ + uint16_t tmpccmrx = 0, tmpccer = 0, tmpcr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OC_MODE(TIM_OCInitStruct->TIM_OCMode)); + assert_param(IS_TIM_OUTPUT_STATE(TIM_OCInitStruct->TIM_OutputState)); + assert_param(IS_TIM_OC_POLARITY(TIM_OCInitStruct->TIM_OCPolarity)); + + /* Disable the Channel 3: Reset the CC2E Bit */ + TIMx->CCER &= (uint16_t)~TIM_CCER_CC3E; + + /* Get the TIMx CCER register value */ + tmpccer = TIMx->CCER; + /* Get the TIMx CR2 register value */ + tmpcr2 = TIMx->CR2; + + /* Get the TIMx CCMR2 register value */ + tmpccmrx = TIMx->CCMR2; + + /* Reset the Output Compare mode and Capture/Compare selection Bits */ + tmpccmrx &= (uint16_t)~TIM_CCMR2_OC3M; + tmpccmrx &= (uint16_t)~TIM_CCMR2_CC3S; + /* Select the Output Compare Mode */ + tmpccmrx |= TIM_OCInitStruct->TIM_OCMode; + + /* Reset the Output Polarity level */ + tmpccer &= (uint16_t)~TIM_CCER_CC3P; + /* Set the Output Compare Polarity */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCPolarity << 8); + + /* Set the Output State */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputState << 8); + + if((TIMx == TIM1) || (TIMx == TIM8)) + { + assert_param(IS_TIM_OUTPUTN_STATE(TIM_OCInitStruct->TIM_OutputNState)); + assert_param(IS_TIM_OCN_POLARITY(TIM_OCInitStruct->TIM_OCNPolarity)); + assert_param(IS_TIM_OCNIDLE_STATE(TIM_OCInitStruct->TIM_OCNIdleState)); + assert_param(IS_TIM_OCIDLE_STATE(TIM_OCInitStruct->TIM_OCIdleState)); + + /* Reset the Output N Polarity level */ + tmpccer &= (uint16_t)~TIM_CCER_CC3NP; + /* Set the Output N Polarity */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCNPolarity << 8); + /* Reset the Output N State */ + tmpccer &= (uint16_t)~TIM_CCER_CC3NE; + + /* Set the Output N State */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputNState << 8); + /* Reset the Output Compare and Output Compare N IDLE State */ + tmpcr2 &= (uint16_t)~TIM_CR2_OIS3; + tmpcr2 &= (uint16_t)~TIM_CR2_OIS3N; + /* Set the Output Idle state */ + tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCIdleState << 4); + /* Set the Output N Idle state */ + tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCNIdleState << 4); + } + /* Write to TIMx CR2 */ + TIMx->CR2 = tmpcr2; + + /* Write to TIMx CCMR2 */ + TIMx->CCMR2 = tmpccmrx; + + /* Set the Capture Compare Register value */ + TIMx->CCR3 = TIM_OCInitStruct->TIM_Pulse; + + /* Write to TIMx CCER */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Initializes the TIMx Channel4 according to the specified parameters + * in the TIM_OCInitStruct. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure that contains + * the configuration information for the specified TIM peripheral. + * @retval None + */ +void TIM_OC4Init(TIM_TypeDef* TIMx, TIM_OCInitTypeDef* TIM_OCInitStruct) +{ + uint16_t tmpccmrx = 0, tmpccer = 0, tmpcr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OC_MODE(TIM_OCInitStruct->TIM_OCMode)); + assert_param(IS_TIM_OUTPUT_STATE(TIM_OCInitStruct->TIM_OutputState)); + assert_param(IS_TIM_OC_POLARITY(TIM_OCInitStruct->TIM_OCPolarity)); + + /* Disable the Channel 4: Reset the CC4E Bit */ + TIMx->CCER &= (uint16_t)~TIM_CCER_CC4E; + + /* Get the TIMx CCER register value */ + tmpccer = TIMx->CCER; + /* Get the TIMx CR2 register value */ + tmpcr2 = TIMx->CR2; + + /* Get the TIMx CCMR2 register value */ + tmpccmrx = TIMx->CCMR2; + + /* Reset the Output Compare mode and Capture/Compare selection Bits */ + tmpccmrx &= (uint16_t)~TIM_CCMR2_OC4M; + tmpccmrx &= (uint16_t)~TIM_CCMR2_CC4S; + + /* Select the Output Compare Mode */ + tmpccmrx |= (uint16_t)(TIM_OCInitStruct->TIM_OCMode << 8); + + /* Reset the Output Polarity level */ + tmpccer &= (uint16_t)~TIM_CCER_CC4P; + /* Set the Output Compare Polarity */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OCPolarity << 12); + + /* Set the Output State */ + tmpccer |= (uint16_t)(TIM_OCInitStruct->TIM_OutputState << 12); + + if((TIMx == TIM1) || (TIMx == TIM8)) + { + assert_param(IS_TIM_OCIDLE_STATE(TIM_OCInitStruct->TIM_OCIdleState)); + /* Reset the Output Compare IDLE State */ + tmpcr2 &=(uint16_t) ~TIM_CR2_OIS4; + /* Set the Output Idle state */ + tmpcr2 |= (uint16_t)(TIM_OCInitStruct->TIM_OCIdleState << 6); + } + /* Write to TIMx CR2 */ + TIMx->CR2 = tmpcr2; + + /* Write to TIMx CCMR2 */ + TIMx->CCMR2 = tmpccmrx; + + /* Set the Capture Compare Register value */ + TIMx->CCR4 = TIM_OCInitStruct->TIM_Pulse; + + /* Write to TIMx CCER */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Fills each TIM_OCInitStruct member with its default value. + * @param TIM_OCInitStruct: pointer to a TIM_OCInitTypeDef structure which will + * be initialized. + * @retval None + */ +void TIM_OCStructInit(TIM_OCInitTypeDef* TIM_OCInitStruct) +{ + /* Set the default configuration */ + TIM_OCInitStruct->TIM_OCMode = TIM_OCMode_Timing; + TIM_OCInitStruct->TIM_OutputState = TIM_OutputState_Disable; + TIM_OCInitStruct->TIM_OutputNState = TIM_OutputNState_Disable; + TIM_OCInitStruct->TIM_Pulse = 0x00000000; + TIM_OCInitStruct->TIM_OCPolarity = TIM_OCPolarity_High; + TIM_OCInitStruct->TIM_OCNPolarity = TIM_OCPolarity_High; + TIM_OCInitStruct->TIM_OCIdleState = TIM_OCIdleState_Reset; + TIM_OCInitStruct->TIM_OCNIdleState = TIM_OCNIdleState_Reset; +} + +/** + * @brief Selects the TIM Output Compare Mode. + * @note This function disables the selected channel before changing the Output + * Compare Mode. If needed, user has to enable this channel using + * TIM_CCxCmd() and TIM_CCxNCmd() functions. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_Channel: specifies the TIM Channel + * This parameter can be one of the following values: + * @arg TIM_Channel_1: TIM Channel 1 + * @arg TIM_Channel_2: TIM Channel 2 + * @arg TIM_Channel_3: TIM Channel 3 + * @arg TIM_Channel_4: TIM Channel 4 + * @param TIM_OCMode: specifies the TIM Output Compare Mode. + * This parameter can be one of the following values: + * @arg TIM_OCMode_Timing + * @arg TIM_OCMode_Active + * @arg TIM_OCMode_Toggle + * @arg TIM_OCMode_PWM1 + * @arg TIM_OCMode_PWM2 + * @arg TIM_ForcedAction_Active + * @arg TIM_ForcedAction_InActive + * @retval None + */ +void TIM_SelectOCxM(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_OCMode) +{ + uint32_t tmp = 0; + uint16_t tmp1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_CHANNEL(TIM_Channel)); + assert_param(IS_TIM_OCM(TIM_OCMode)); + + tmp = (uint32_t) TIMx; + tmp += CCMR_OFFSET; + + tmp1 = CCER_CCE_SET << (uint16_t)TIM_Channel; + + /* Disable the Channel: Reset the CCxE Bit */ + TIMx->CCER &= (uint16_t) ~tmp1; + + if((TIM_Channel == TIM_Channel_1) ||(TIM_Channel == TIM_Channel_3)) + { + tmp += (TIM_Channel>>1); + + /* Reset the OCxM bits in the CCMRx register */ + *(__IO uint32_t *) tmp &= CCMR_OC13M_MASK; + + /* Configure the OCxM bits in the CCMRx register */ + *(__IO uint32_t *) tmp |= TIM_OCMode; + } + else + { + tmp += (uint16_t)(TIM_Channel - (uint16_t)4)>> (uint16_t)1; + + /* Reset the OCxM bits in the CCMRx register */ + *(__IO uint32_t *) tmp &= CCMR_OC24M_MASK; + + /* Configure the OCxM bits in the CCMRx register */ + *(__IO uint32_t *) tmp |= (uint16_t)(TIM_OCMode << 8); + } +} + +/** + * @brief Sets the TIMx Capture Compare1 Register value + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param Compare1: specifies the Capture Compare1 register new value. + * @retval None + */ +void TIM_SetCompare1(TIM_TypeDef* TIMx, uint32_t Compare1) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + + /* Set the Capture Compare1 Register value */ + TIMx->CCR1 = Compare1; +} + +/** + * @brief Sets the TIMx Capture Compare2 Register value + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param Compare2: specifies the Capture Compare2 register new value. + * @retval None + */ +void TIM_SetCompare2(TIM_TypeDef* TIMx, uint32_t Compare2) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + + /* Set the Capture Compare2 Register value */ + TIMx->CCR2 = Compare2; +} + +/** + * @brief Sets the TIMx Capture Compare3 Register value + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param Compare3: specifies the Capture Compare3 register new value. + * @retval None + */ +void TIM_SetCompare3(TIM_TypeDef* TIMx, uint32_t Compare3) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + + /* Set the Capture Compare3 Register value */ + TIMx->CCR3 = Compare3; +} + +/** + * @brief Sets the TIMx Capture Compare4 Register value + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param Compare4: specifies the Capture Compare4 register new value. + * @retval None + */ +void TIM_SetCompare4(TIM_TypeDef* TIMx, uint32_t Compare4) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + + /* Set the Capture Compare4 Register value */ + TIMx->CCR4 = Compare4; +} + +/** + * @brief Forces the TIMx output 1 waveform to active or inactive level. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_ForcedAction: specifies the forced Action to be set to the output waveform. + * This parameter can be one of the following values: + * @arg TIM_ForcedAction_Active: Force active level on OC1REF + * @arg TIM_ForcedAction_InActive: Force inactive level on OC1REF. + * @retval None + */ +void TIM_ForcedOC1Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction) +{ + uint16_t tmpccmr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_FORCED_ACTION(TIM_ForcedAction)); + tmpccmr1 = TIMx->CCMR1; + + /* Reset the OC1M Bits */ + tmpccmr1 &= (uint16_t)~TIM_CCMR1_OC1M; + + /* Configure The Forced output Mode */ + tmpccmr1 |= TIM_ForcedAction; + + /* Write to TIMx CCMR1 register */ + TIMx->CCMR1 = tmpccmr1; +} + +/** + * @brief Forces the TIMx output 2 waveform to active or inactive level. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_ForcedAction: specifies the forced Action to be set to the output waveform. + * This parameter can be one of the following values: + * @arg TIM_ForcedAction_Active: Force active level on OC2REF + * @arg TIM_ForcedAction_InActive: Force inactive level on OC2REF. + * @retval None + */ +void TIM_ForcedOC2Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction) +{ + uint16_t tmpccmr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_FORCED_ACTION(TIM_ForcedAction)); + tmpccmr1 = TIMx->CCMR1; + + /* Reset the OC2M Bits */ + tmpccmr1 &= (uint16_t)~TIM_CCMR1_OC2M; + + /* Configure The Forced output Mode */ + tmpccmr1 |= (uint16_t)(TIM_ForcedAction << 8); + + /* Write to TIMx CCMR1 register */ + TIMx->CCMR1 = tmpccmr1; +} + +/** + * @brief Forces the TIMx output 3 waveform to active or inactive level. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ForcedAction: specifies the forced Action to be set to the output waveform. + * This parameter can be one of the following values: + * @arg TIM_ForcedAction_Active: Force active level on OC3REF + * @arg TIM_ForcedAction_InActive: Force inactive level on OC3REF. + * @retval None + */ +void TIM_ForcedOC3Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction) +{ + uint16_t tmpccmr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_FORCED_ACTION(TIM_ForcedAction)); + + tmpccmr2 = TIMx->CCMR2; + + /* Reset the OC1M Bits */ + tmpccmr2 &= (uint16_t)~TIM_CCMR2_OC3M; + + /* Configure The Forced output Mode */ + tmpccmr2 |= TIM_ForcedAction; + + /* Write to TIMx CCMR2 register */ + TIMx->CCMR2 = tmpccmr2; +} + +/** + * @brief Forces the TIMx output 4 waveform to active or inactive level. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ForcedAction: specifies the forced Action to be set to the output waveform. + * This parameter can be one of the following values: + * @arg TIM_ForcedAction_Active: Force active level on OC4REF + * @arg TIM_ForcedAction_InActive: Force inactive level on OC4REF. + * @retval None + */ +void TIM_ForcedOC4Config(TIM_TypeDef* TIMx, uint16_t TIM_ForcedAction) +{ + uint16_t tmpccmr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_FORCED_ACTION(TIM_ForcedAction)); + tmpccmr2 = TIMx->CCMR2; + + /* Reset the OC2M Bits */ + tmpccmr2 &= (uint16_t)~TIM_CCMR2_OC4M; + + /* Configure The Forced output Mode */ + tmpccmr2 |= (uint16_t)(TIM_ForcedAction << 8); + + /* Write to TIMx CCMR2 register */ + TIMx->CCMR2 = tmpccmr2; +} + +/** + * @brief Enables or disables the TIMx peripheral Preload register on CCR1. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_OCPreload: new state of the TIMx peripheral Preload register + * This parameter can be one of the following values: + * @arg TIM_OCPreload_Enable + * @arg TIM_OCPreload_Disable + * @retval None + */ +void TIM_OC1PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload) +{ + uint16_t tmpccmr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_OCPRELOAD_STATE(TIM_OCPreload)); + + tmpccmr1 = TIMx->CCMR1; + + /* Reset the OC1PE Bit */ + tmpccmr1 &= (uint16_t)(~TIM_CCMR1_OC1PE); + + /* Enable or Disable the Output Compare Preload feature */ + tmpccmr1 |= TIM_OCPreload; + + /* Write to TIMx CCMR1 register */ + TIMx->CCMR1 = tmpccmr1; +} + +/** + * @brief Enables or disables the TIMx peripheral Preload register on CCR2. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_OCPreload: new state of the TIMx peripheral Preload register + * This parameter can be one of the following values: + * @arg TIM_OCPreload_Enable + * @arg TIM_OCPreload_Disable + * @retval None + */ +void TIM_OC2PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload) +{ + uint16_t tmpccmr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_OCPRELOAD_STATE(TIM_OCPreload)); + + tmpccmr1 = TIMx->CCMR1; + + /* Reset the OC2PE Bit */ + tmpccmr1 &= (uint16_t)(~TIM_CCMR1_OC2PE); + + /* Enable or Disable the Output Compare Preload feature */ + tmpccmr1 |= (uint16_t)(TIM_OCPreload << 8); + + /* Write to TIMx CCMR1 register */ + TIMx->CCMR1 = tmpccmr1; +} + +/** + * @brief Enables or disables the TIMx peripheral Preload register on CCR3. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCPreload: new state of the TIMx peripheral Preload register + * This parameter can be one of the following values: + * @arg TIM_OCPreload_Enable + * @arg TIM_OCPreload_Disable + * @retval None + */ +void TIM_OC3PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload) +{ + uint16_t tmpccmr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OCPRELOAD_STATE(TIM_OCPreload)); + + tmpccmr2 = TIMx->CCMR2; + + /* Reset the OC3PE Bit */ + tmpccmr2 &= (uint16_t)(~TIM_CCMR2_OC3PE); + + /* Enable or Disable the Output Compare Preload feature */ + tmpccmr2 |= TIM_OCPreload; + + /* Write to TIMx CCMR2 register */ + TIMx->CCMR2 = tmpccmr2; +} + +/** + * @brief Enables or disables the TIMx peripheral Preload register on CCR4. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCPreload: new state of the TIMx peripheral Preload register + * This parameter can be one of the following values: + * @arg TIM_OCPreload_Enable + * @arg TIM_OCPreload_Disable + * @retval None + */ +void TIM_OC4PreloadConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPreload) +{ + uint16_t tmpccmr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OCPRELOAD_STATE(TIM_OCPreload)); + + tmpccmr2 = TIMx->CCMR2; + + /* Reset the OC4PE Bit */ + tmpccmr2 &= (uint16_t)(~TIM_CCMR2_OC4PE); + + /* Enable or Disable the Output Compare Preload feature */ + tmpccmr2 |= (uint16_t)(TIM_OCPreload << 8); + + /* Write to TIMx CCMR2 register */ + TIMx->CCMR2 = tmpccmr2; +} + +/** + * @brief Configures the TIMx Output Compare 1 Fast feature. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_OCFast: new state of the Output Compare Fast Enable Bit. + * This parameter can be one of the following values: + * @arg TIM_OCFast_Enable: TIM output compare fast enable + * @arg TIM_OCFast_Disable: TIM output compare fast disable + * @retval None + */ +void TIM_OC1FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast) +{ + uint16_t tmpccmr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_OCFAST_STATE(TIM_OCFast)); + + /* Get the TIMx CCMR1 register value */ + tmpccmr1 = TIMx->CCMR1; + + /* Reset the OC1FE Bit */ + tmpccmr1 &= (uint16_t)~TIM_CCMR1_OC1FE; + + /* Enable or Disable the Output Compare Fast Bit */ + tmpccmr1 |= TIM_OCFast; + + /* Write to TIMx CCMR1 */ + TIMx->CCMR1 = tmpccmr1; +} + +/** + * @brief Configures the TIMx Output Compare 2 Fast feature. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_OCFast: new state of the Output Compare Fast Enable Bit. + * This parameter can be one of the following values: + * @arg TIM_OCFast_Enable: TIM output compare fast enable + * @arg TIM_OCFast_Disable: TIM output compare fast disable + * @retval None + */ +void TIM_OC2FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast) +{ + uint16_t tmpccmr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_OCFAST_STATE(TIM_OCFast)); + + /* Get the TIMx CCMR1 register value */ + tmpccmr1 = TIMx->CCMR1; + + /* Reset the OC2FE Bit */ + tmpccmr1 &= (uint16_t)(~TIM_CCMR1_OC2FE); + + /* Enable or Disable the Output Compare Fast Bit */ + tmpccmr1 |= (uint16_t)(TIM_OCFast << 8); + + /* Write to TIMx CCMR1 */ + TIMx->CCMR1 = tmpccmr1; +} + +/** + * @brief Configures the TIMx Output Compare 3 Fast feature. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCFast: new state of the Output Compare Fast Enable Bit. + * This parameter can be one of the following values: + * @arg TIM_OCFast_Enable: TIM output compare fast enable + * @arg TIM_OCFast_Disable: TIM output compare fast disable + * @retval None + */ +void TIM_OC3FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast) +{ + uint16_t tmpccmr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OCFAST_STATE(TIM_OCFast)); + + /* Get the TIMx CCMR2 register value */ + tmpccmr2 = TIMx->CCMR2; + + /* Reset the OC3FE Bit */ + tmpccmr2 &= (uint16_t)~TIM_CCMR2_OC3FE; + + /* Enable or Disable the Output Compare Fast Bit */ + tmpccmr2 |= TIM_OCFast; + + /* Write to TIMx CCMR2 */ + TIMx->CCMR2 = tmpccmr2; +} + +/** + * @brief Configures the TIMx Output Compare 4 Fast feature. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCFast: new state of the Output Compare Fast Enable Bit. + * This parameter can be one of the following values: + * @arg TIM_OCFast_Enable: TIM output compare fast enable + * @arg TIM_OCFast_Disable: TIM output compare fast disable + * @retval None + */ +void TIM_OC4FastConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCFast) +{ + uint16_t tmpccmr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OCFAST_STATE(TIM_OCFast)); + + /* Get the TIMx CCMR2 register value */ + tmpccmr2 = TIMx->CCMR2; + + /* Reset the OC4FE Bit */ + tmpccmr2 &= (uint16_t)(~TIM_CCMR2_OC4FE); + + /* Enable or Disable the Output Compare Fast Bit */ + tmpccmr2 |= (uint16_t)(TIM_OCFast << 8); + + /* Write to TIMx CCMR2 */ + TIMx->CCMR2 = tmpccmr2; +} + +/** + * @brief Clears or safeguards the OCREF1 signal on an external event + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_OCClear: new state of the Output Compare Clear Enable Bit. + * This parameter can be one of the following values: + * @arg TIM_OCClear_Enable: TIM Output clear enable + * @arg TIM_OCClear_Disable: TIM Output clear disable + * @retval None + */ +void TIM_ClearOC1Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear) +{ + uint16_t tmpccmr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_OCCLEAR_STATE(TIM_OCClear)); + + tmpccmr1 = TIMx->CCMR1; + + /* Reset the OC1CE Bit */ + tmpccmr1 &= (uint16_t)~TIM_CCMR1_OC1CE; + + /* Enable or Disable the Output Compare Clear Bit */ + tmpccmr1 |= TIM_OCClear; + + /* Write to TIMx CCMR1 register */ + TIMx->CCMR1 = tmpccmr1; +} + +/** + * @brief Clears or safeguards the OCREF2 signal on an external event + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_OCClear: new state of the Output Compare Clear Enable Bit. + * This parameter can be one of the following values: + * @arg TIM_OCClear_Enable: TIM Output clear enable + * @arg TIM_OCClear_Disable: TIM Output clear disable + * @retval None + */ +void TIM_ClearOC2Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear) +{ + uint16_t tmpccmr1 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_OCCLEAR_STATE(TIM_OCClear)); + + tmpccmr1 = TIMx->CCMR1; + + /* Reset the OC2CE Bit */ + tmpccmr1 &= (uint16_t)~TIM_CCMR1_OC2CE; + + /* Enable or Disable the Output Compare Clear Bit */ + tmpccmr1 |= (uint16_t)(TIM_OCClear << 8); + + /* Write to TIMx CCMR1 register */ + TIMx->CCMR1 = tmpccmr1; +} + +/** + * @brief Clears or safeguards the OCREF3 signal on an external event + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCClear: new state of the Output Compare Clear Enable Bit. + * This parameter can be one of the following values: + * @arg TIM_OCClear_Enable: TIM Output clear enable + * @arg TIM_OCClear_Disable: TIM Output clear disable + * @retval None + */ +void TIM_ClearOC3Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear) +{ + uint16_t tmpccmr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OCCLEAR_STATE(TIM_OCClear)); + + tmpccmr2 = TIMx->CCMR2; + + /* Reset the OC3CE Bit */ + tmpccmr2 &= (uint16_t)~TIM_CCMR2_OC3CE; + + /* Enable or Disable the Output Compare Clear Bit */ + tmpccmr2 |= TIM_OCClear; + + /* Write to TIMx CCMR2 register */ + TIMx->CCMR2 = tmpccmr2; +} + +/** + * @brief Clears or safeguards the OCREF4 signal on an external event + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCClear: new state of the Output Compare Clear Enable Bit. + * This parameter can be one of the following values: + * @arg TIM_OCClear_Enable: TIM Output clear enable + * @arg TIM_OCClear_Disable: TIM Output clear disable + * @retval None + */ +void TIM_ClearOC4Ref(TIM_TypeDef* TIMx, uint16_t TIM_OCClear) +{ + uint16_t tmpccmr2 = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OCCLEAR_STATE(TIM_OCClear)); + + tmpccmr2 = TIMx->CCMR2; + + /* Reset the OC4CE Bit */ + tmpccmr2 &= (uint16_t)~TIM_CCMR2_OC4CE; + + /* Enable or Disable the Output Compare Clear Bit */ + tmpccmr2 |= (uint16_t)(TIM_OCClear << 8); + + /* Write to TIMx CCMR2 register */ + TIMx->CCMR2 = tmpccmr2; +} + +/** + * @brief Configures the TIMx channel 1 polarity. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_OCPolarity: specifies the OC1 Polarity + * This parameter can be one of the following values: + * @arg TIM_OCPolarity_High: Output Compare active high + * @arg TIM_OCPolarity_Low: Output Compare active low + * @retval None + */ +void TIM_OC1PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity) +{ + uint16_t tmpccer = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_OC_POLARITY(TIM_OCPolarity)); + + tmpccer = TIMx->CCER; + + /* Set or Reset the CC1P Bit */ + tmpccer &= (uint16_t)(~TIM_CCER_CC1P); + tmpccer |= TIM_OCPolarity; + + /* Write to TIMx CCER register */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Configures the TIMx Channel 1N polarity. + * @param TIMx: where x can be 1 or 8 to select the TIM peripheral. + * @param TIM_OCNPolarity: specifies the OC1N Polarity + * This parameter can be one of the following values: + * @arg TIM_OCNPolarity_High: Output Compare active high + * @arg TIM_OCNPolarity_Low: Output Compare active low + * @retval None + */ +void TIM_OC1NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity) +{ + uint16_t tmpccer = 0; + /* Check the parameters */ + assert_param(IS_TIM_LIST4_PERIPH(TIMx)); + assert_param(IS_TIM_OCN_POLARITY(TIM_OCNPolarity)); + + tmpccer = TIMx->CCER; + + /* Set or Reset the CC1NP Bit */ + tmpccer &= (uint16_t)~TIM_CCER_CC1NP; + tmpccer |= TIM_OCNPolarity; + + /* Write to TIMx CCER register */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Configures the TIMx channel 2 polarity. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_OCPolarity: specifies the OC2 Polarity + * This parameter can be one of the following values: + * @arg TIM_OCPolarity_High: Output Compare active high + * @arg TIM_OCPolarity_Low: Output Compare active low + * @retval None + */ +void TIM_OC2PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity) +{ + uint16_t tmpccer = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_OC_POLARITY(TIM_OCPolarity)); + + tmpccer = TIMx->CCER; + + /* Set or Reset the CC2P Bit */ + tmpccer &= (uint16_t)(~TIM_CCER_CC2P); + tmpccer |= (uint16_t)(TIM_OCPolarity << 4); + + /* Write to TIMx CCER register */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Configures the TIMx Channel 2N polarity. + * @param TIMx: where x can be 1 or 8 to select the TIM peripheral. + * @param TIM_OCNPolarity: specifies the OC2N Polarity + * This parameter can be one of the following values: + * @arg TIM_OCNPolarity_High: Output Compare active high + * @arg TIM_OCNPolarity_Low: Output Compare active low + * @retval None + */ +void TIM_OC2NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity) +{ + uint16_t tmpccer = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST4_PERIPH(TIMx)); + assert_param(IS_TIM_OCN_POLARITY(TIM_OCNPolarity)); + + tmpccer = TIMx->CCER; + + /* Set or Reset the CC2NP Bit */ + tmpccer &= (uint16_t)~TIM_CCER_CC2NP; + tmpccer |= (uint16_t)(TIM_OCNPolarity << 4); + + /* Write to TIMx CCER register */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Configures the TIMx channel 3 polarity. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCPolarity: specifies the OC3 Polarity + * This parameter can be one of the following values: + * @arg TIM_OCPolarity_High: Output Compare active high + * @arg TIM_OCPolarity_Low: Output Compare active low + * @retval None + */ +void TIM_OC3PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity) +{ + uint16_t tmpccer = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OC_POLARITY(TIM_OCPolarity)); + + tmpccer = TIMx->CCER; + + /* Set or Reset the CC3P Bit */ + tmpccer &= (uint16_t)~TIM_CCER_CC3P; + tmpccer |= (uint16_t)(TIM_OCPolarity << 8); + + /* Write to TIMx CCER register */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Configures the TIMx Channel 3N polarity. + * @param TIMx: where x can be 1 or 8 to select the TIM peripheral. + * @param TIM_OCNPolarity: specifies the OC3N Polarity + * This parameter can be one of the following values: + * @arg TIM_OCNPolarity_High: Output Compare active high + * @arg TIM_OCNPolarity_Low: Output Compare active low + * @retval None + */ +void TIM_OC3NPolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCNPolarity) +{ + uint16_t tmpccer = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST4_PERIPH(TIMx)); + assert_param(IS_TIM_OCN_POLARITY(TIM_OCNPolarity)); + + tmpccer = TIMx->CCER; + + /* Set or Reset the CC3NP Bit */ + tmpccer &= (uint16_t)~TIM_CCER_CC3NP; + tmpccer |= (uint16_t)(TIM_OCNPolarity << 8); + + /* Write to TIMx CCER register */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Configures the TIMx channel 4 polarity. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_OCPolarity: specifies the OC4 Polarity + * This parameter can be one of the following values: + * @arg TIM_OCPolarity_High: Output Compare active high + * @arg TIM_OCPolarity_Low: Output Compare active low + * @retval None + */ +void TIM_OC4PolarityConfig(TIM_TypeDef* TIMx, uint16_t TIM_OCPolarity) +{ + uint16_t tmpccer = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_OC_POLARITY(TIM_OCPolarity)); + + tmpccer = TIMx->CCER; + + /* Set or Reset the CC4P Bit */ + tmpccer &= (uint16_t)~TIM_CCER_CC4P; + tmpccer |= (uint16_t)(TIM_OCPolarity << 12); + + /* Write to TIMx CCER register */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Enables or disables the TIM Capture Compare Channel x. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_Channel: specifies the TIM Channel + * This parameter can be one of the following values: + * @arg TIM_Channel_1: TIM Channel 1 + * @arg TIM_Channel_2: TIM Channel 2 + * @arg TIM_Channel_3: TIM Channel 3 + * @arg TIM_Channel_4: TIM Channel 4 + * @param TIM_CCx: specifies the TIM Channel CCxE bit new state. + * This parameter can be: TIM_CCx_Enable or TIM_CCx_Disable. + * @retval None + */ +void TIM_CCxCmd(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_CCx) +{ + uint16_t tmp = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_CHANNEL(TIM_Channel)); + assert_param(IS_TIM_CCX(TIM_CCx)); + + tmp = CCER_CCE_SET << TIM_Channel; + + /* Reset the CCxE Bit */ + TIMx->CCER &= (uint16_t)~ tmp; + + /* Set or reset the CCxE Bit */ + TIMx->CCER |= (uint16_t)(TIM_CCx << TIM_Channel); +} + +/** + * @brief Enables or disables the TIM Capture Compare Channel xN. + * @param TIMx: where x can be 1 or 8 to select the TIM peripheral. + * @param TIM_Channel: specifies the TIM Channel + * This parameter can be one of the following values: + * @arg TIM_Channel_1: TIM Channel 1 + * @arg TIM_Channel_2: TIM Channel 2 + * @arg TIM_Channel_3: TIM Channel 3 + * @param TIM_CCxN: specifies the TIM Channel CCxNE bit new state. + * This parameter can be: TIM_CCxN_Enable or TIM_CCxN_Disable. + * @retval None + */ +void TIM_CCxNCmd(TIM_TypeDef* TIMx, uint16_t TIM_Channel, uint16_t TIM_CCxN) +{ + uint16_t tmp = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST4_PERIPH(TIMx)); + assert_param(IS_TIM_COMPLEMENTARY_CHANNEL(TIM_Channel)); + assert_param(IS_TIM_CCXN(TIM_CCxN)); + + tmp = CCER_CCNE_SET << TIM_Channel; + + /* Reset the CCxNE Bit */ + TIMx->CCER &= (uint16_t) ~tmp; + + /* Set or reset the CCxNE Bit */ + TIMx->CCER |= (uint16_t)(TIM_CCxN << TIM_Channel); +} +/** + * @} + */ + +/** @defgroup TIM_Group3 Input Capture management functions + * @brief Input Capture management functions + * +@verbatim + =============================================================================== + Input Capture management functions + =============================================================================== + + =================================================================== + TIM Driver: how to use it in Input Capture Mode + =================================================================== + To use the Timer in Input Capture mode, the following steps are mandatory: + + 1. Enable TIM clock using RCC_APBxPeriphClockCmd(RCC_APBxPeriph_TIMx, ENABLE) function + + 2. Configure the TIM pins by configuring the corresponding GPIO pins + + 2. Configure the Time base unit as described in the first part of this driver, + if needed, else the Timer will run with the default configuration: + - Autoreload value = 0xFFFF + - Prescaler value = 0x0000 + - Counter mode = Up counting + - Clock Division = TIM_CKD_DIV1 + + 3. Fill the TIM_ICInitStruct with the desired parameters including: + - TIM Channel: TIM_Channel + - TIM Input Capture polarity: TIM_ICPolarity + - TIM Input Capture selection: TIM_ICSelection + - TIM Input Capture Prescaler: TIM_ICPrescaler + - TIM Input CApture filter value: TIM_ICFilter + + 4. Call TIM_ICInit(TIMx, &TIM_ICInitStruct) to configure the desired channel with the + corresponding configuration and to measure only frequency or duty cycle of the input signal, + or, + Call TIM_PWMIConfig(TIMx, &TIM_ICInitStruct) to configure the desired channels with the + corresponding configuration and to measure the frequency and the duty cycle of the input signal + + 5. Enable the NVIC or the DMA to read the measured frequency. + + 6. Enable the corresponding interrupt (or DMA request) to read the Captured value, + using the function TIM_ITConfig(TIMx, TIM_IT_CCx) (or TIM_DMA_Cmd(TIMx, TIM_DMA_CCx)) + + 7. Call the TIM_Cmd(ENABLE) function to enable the TIM counter. + + 8. Use TIM_GetCapturex(TIMx); to read the captured value. + + Note1: All other functions can be used separately to modify, if needed, + a specific feature of the Timer. + +@endverbatim + * @{ + */ + +/** + * @brief Initializes the TIM peripheral according to the specified parameters + * in the TIM_ICInitStruct. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_ICInitStruct: pointer to a TIM_ICInitTypeDef structure that contains + * the configuration information for the specified TIM peripheral. + * @retval None + */ +void TIM_ICInit(TIM_TypeDef* TIMx, TIM_ICInitTypeDef* TIM_ICInitStruct) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_IC_POLARITY(TIM_ICInitStruct->TIM_ICPolarity)); + assert_param(IS_TIM_IC_SELECTION(TIM_ICInitStruct->TIM_ICSelection)); + assert_param(IS_TIM_IC_PRESCALER(TIM_ICInitStruct->TIM_ICPrescaler)); + assert_param(IS_TIM_IC_FILTER(TIM_ICInitStruct->TIM_ICFilter)); + + if (TIM_ICInitStruct->TIM_Channel == TIM_Channel_1) + { + /* TI1 Configuration */ + TI1_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity, + TIM_ICInitStruct->TIM_ICSelection, + TIM_ICInitStruct->TIM_ICFilter); + /* Set the Input Capture Prescaler value */ + TIM_SetIC1Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler); + } + else if (TIM_ICInitStruct->TIM_Channel == TIM_Channel_2) + { + /* TI2 Configuration */ + TI2_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity, + TIM_ICInitStruct->TIM_ICSelection, + TIM_ICInitStruct->TIM_ICFilter); + /* Set the Input Capture Prescaler value */ + TIM_SetIC2Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler); + } + else if (TIM_ICInitStruct->TIM_Channel == TIM_Channel_3) + { + /* TI3 Configuration */ + TI3_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity, + TIM_ICInitStruct->TIM_ICSelection, + TIM_ICInitStruct->TIM_ICFilter); + /* Set the Input Capture Prescaler value */ + TIM_SetIC3Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler); + } + else + { + /* TI4 Configuration */ + TI4_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity, + TIM_ICInitStruct->TIM_ICSelection, + TIM_ICInitStruct->TIM_ICFilter); + /* Set the Input Capture Prescaler value */ + TIM_SetIC4Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler); + } +} + +/** + * @brief Fills each TIM_ICInitStruct member with its default value. + * @param TIM_ICInitStruct: pointer to a TIM_ICInitTypeDef structure which will + * be initialized. + * @retval None + */ +void TIM_ICStructInit(TIM_ICInitTypeDef* TIM_ICInitStruct) +{ + /* Set the default configuration */ + TIM_ICInitStruct->TIM_Channel = TIM_Channel_1; + TIM_ICInitStruct->TIM_ICPolarity = TIM_ICPolarity_Rising; + TIM_ICInitStruct->TIM_ICSelection = TIM_ICSelection_DirectTI; + TIM_ICInitStruct->TIM_ICPrescaler = TIM_ICPSC_DIV1; + TIM_ICInitStruct->TIM_ICFilter = 0x00; +} + +/** + * @brief Configures the TIM peripheral according to the specified parameters + * in the TIM_ICInitStruct to measure an external PWM signal. + * @param TIMx: where x can be 1, 2, 3, 4, 5,8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_ICInitStruct: pointer to a TIM_ICInitTypeDef structure that contains + * the configuration information for the specified TIM peripheral. + * @retval None + */ +void TIM_PWMIConfig(TIM_TypeDef* TIMx, TIM_ICInitTypeDef* TIM_ICInitStruct) +{ + uint16_t icoppositepolarity = TIM_ICPolarity_Rising; + uint16_t icoppositeselection = TIM_ICSelection_DirectTI; + + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + + /* Select the Opposite Input Polarity */ + if (TIM_ICInitStruct->TIM_ICPolarity == TIM_ICPolarity_Rising) + { + icoppositepolarity = TIM_ICPolarity_Falling; + } + else + { + icoppositepolarity = TIM_ICPolarity_Rising; + } + /* Select the Opposite Input */ + if (TIM_ICInitStruct->TIM_ICSelection == TIM_ICSelection_DirectTI) + { + icoppositeselection = TIM_ICSelection_IndirectTI; + } + else + { + icoppositeselection = TIM_ICSelection_DirectTI; + } + if (TIM_ICInitStruct->TIM_Channel == TIM_Channel_1) + { + /* TI1 Configuration */ + TI1_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity, TIM_ICInitStruct->TIM_ICSelection, + TIM_ICInitStruct->TIM_ICFilter); + /* Set the Input Capture Prescaler value */ + TIM_SetIC1Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler); + /* TI2 Configuration */ + TI2_Config(TIMx, icoppositepolarity, icoppositeselection, TIM_ICInitStruct->TIM_ICFilter); + /* Set the Input Capture Prescaler value */ + TIM_SetIC2Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler); + } + else + { + /* TI2 Configuration */ + TI2_Config(TIMx, TIM_ICInitStruct->TIM_ICPolarity, TIM_ICInitStruct->TIM_ICSelection, + TIM_ICInitStruct->TIM_ICFilter); + /* Set the Input Capture Prescaler value */ + TIM_SetIC2Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler); + /* TI1 Configuration */ + TI1_Config(TIMx, icoppositepolarity, icoppositeselection, TIM_ICInitStruct->TIM_ICFilter); + /* Set the Input Capture Prescaler value */ + TIM_SetIC1Prescaler(TIMx, TIM_ICInitStruct->TIM_ICPrescaler); + } +} + +/** + * @brief Gets the TIMx Input Capture 1 value. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @retval Capture Compare 1 Register value. + */ +uint32_t TIM_GetCapture1(TIM_TypeDef* TIMx) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + + /* Get the Capture 1 Register value */ + return TIMx->CCR1; +} + +/** + * @brief Gets the TIMx Input Capture 2 value. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @retval Capture Compare 2 Register value. + */ +uint32_t TIM_GetCapture2(TIM_TypeDef* TIMx) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + + /* Get the Capture 2 Register value */ + return TIMx->CCR2; +} + +/** + * @brief Gets the TIMx Input Capture 3 value. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @retval Capture Compare 3 Register value. + */ +uint32_t TIM_GetCapture3(TIM_TypeDef* TIMx) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + + /* Get the Capture 3 Register value */ + return TIMx->CCR3; +} + +/** + * @brief Gets the TIMx Input Capture 4 value. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @retval Capture Compare 4 Register value. + */ +uint32_t TIM_GetCapture4(TIM_TypeDef* TIMx) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + + /* Get the Capture 4 Register value */ + return TIMx->CCR4; +} + +/** + * @brief Sets the TIMx Input Capture 1 prescaler. + * @param TIMx: where x can be 1 to 14 except 6 and 7, to select the TIM peripheral. + * @param TIM_ICPSC: specifies the Input Capture1 prescaler new value. + * This parameter can be one of the following values: + * @arg TIM_ICPSC_DIV1: no prescaler + * @arg TIM_ICPSC_DIV2: capture is done once every 2 events + * @arg TIM_ICPSC_DIV4: capture is done once every 4 events + * @arg TIM_ICPSC_DIV8: capture is done once every 8 events + * @retval None + */ +void TIM_SetIC1Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_IC_PRESCALER(TIM_ICPSC)); + + /* Reset the IC1PSC Bits */ + TIMx->CCMR1 &= (uint16_t)~TIM_CCMR1_IC1PSC; + + /* Set the IC1PSC value */ + TIMx->CCMR1 |= TIM_ICPSC; +} + +/** + * @brief Sets the TIMx Input Capture 2 prescaler. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_ICPSC: specifies the Input Capture2 prescaler new value. + * This parameter can be one of the following values: + * @arg TIM_ICPSC_DIV1: no prescaler + * @arg TIM_ICPSC_DIV2: capture is done once every 2 events + * @arg TIM_ICPSC_DIV4: capture is done once every 4 events + * @arg TIM_ICPSC_DIV8: capture is done once every 8 events + * @retval None + */ +void TIM_SetIC2Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_IC_PRESCALER(TIM_ICPSC)); + + /* Reset the IC2PSC Bits */ + TIMx->CCMR1 &= (uint16_t)~TIM_CCMR1_IC2PSC; + + /* Set the IC2PSC value */ + TIMx->CCMR1 |= (uint16_t)(TIM_ICPSC << 8); +} + +/** + * @brief Sets the TIMx Input Capture 3 prescaler. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ICPSC: specifies the Input Capture3 prescaler new value. + * This parameter can be one of the following values: + * @arg TIM_ICPSC_DIV1: no prescaler + * @arg TIM_ICPSC_DIV2: capture is done once every 2 events + * @arg TIM_ICPSC_DIV4: capture is done once every 4 events + * @arg TIM_ICPSC_DIV8: capture is done once every 8 events + * @retval None + */ +void TIM_SetIC3Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_IC_PRESCALER(TIM_ICPSC)); + + /* Reset the IC3PSC Bits */ + TIMx->CCMR2 &= (uint16_t)~TIM_CCMR2_IC3PSC; + + /* Set the IC3PSC value */ + TIMx->CCMR2 |= TIM_ICPSC; +} + +/** + * @brief Sets the TIMx Input Capture 4 prescaler. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ICPSC: specifies the Input Capture4 prescaler new value. + * This parameter can be one of the following values: + * @arg TIM_ICPSC_DIV1: no prescaler + * @arg TIM_ICPSC_DIV2: capture is done once every 2 events + * @arg TIM_ICPSC_DIV4: capture is done once every 4 events + * @arg TIM_ICPSC_DIV8: capture is done once every 8 events + * @retval None + */ +void TIM_SetIC4Prescaler(TIM_TypeDef* TIMx, uint16_t TIM_ICPSC) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_IC_PRESCALER(TIM_ICPSC)); + + /* Reset the IC4PSC Bits */ + TIMx->CCMR2 &= (uint16_t)~TIM_CCMR2_IC4PSC; + + /* Set the IC4PSC value */ + TIMx->CCMR2 |= (uint16_t)(TIM_ICPSC << 8); +} +/** + * @} + */ + +/** @defgroup TIM_Group4 Advanced-control timers (TIM1 and TIM8) specific features + * @brief Advanced-control timers (TIM1 and TIM8) specific features + * +@verbatim + =============================================================================== + Advanced-control timers (TIM1 and TIM8) specific features + =============================================================================== + + =================================================================== + TIM Driver: how to use the Break feature + =================================================================== + After configuring the Timer channel(s) in the appropriate Output Compare mode: + + 1. Fill the TIM_BDTRInitStruct with the desired parameters for the Timer + Break Polarity, dead time, Lock level, the OSSI/OSSR State and the + AOE(automatic output enable). + + 2. Call TIM_BDTRConfig(TIMx, &TIM_BDTRInitStruct) to configure the Timer + + 3. Enable the Main Output using TIM_CtrlPWMOutputs(TIM1, ENABLE) + + 4. Once the break even occurs, the Timer's output signals are put in reset + state or in a known state (according to the configuration made in + TIM_BDTRConfig() function). + +@endverbatim + * @{ + */ + +/** + * @brief Configures the Break feature, dead time, Lock level, OSSI/OSSR State + * and the AOE(automatic output enable). + * @param TIMx: where x can be 1 or 8 to select the TIM + * @param TIM_BDTRInitStruct: pointer to a TIM_BDTRInitTypeDef structure that + * contains the BDTR Register configuration information for the TIM peripheral. + * @retval None + */ +void TIM_BDTRConfig(TIM_TypeDef* TIMx, TIM_BDTRInitTypeDef *TIM_BDTRInitStruct) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST4_PERIPH(TIMx)); + assert_param(IS_TIM_OSSR_STATE(TIM_BDTRInitStruct->TIM_OSSRState)); + assert_param(IS_TIM_OSSI_STATE(TIM_BDTRInitStruct->TIM_OSSIState)); + assert_param(IS_TIM_LOCK_LEVEL(TIM_BDTRInitStruct->TIM_LOCKLevel)); + assert_param(IS_TIM_BREAK_STATE(TIM_BDTRInitStruct->TIM_Break)); + assert_param(IS_TIM_BREAK_POLARITY(TIM_BDTRInitStruct->TIM_BreakPolarity)); + assert_param(IS_TIM_AUTOMATIC_OUTPUT_STATE(TIM_BDTRInitStruct->TIM_AutomaticOutput)); + + /* Set the Lock level, the Break enable Bit and the Polarity, the OSSR State, + the OSSI State, the dead time value and the Automatic Output Enable Bit */ + TIMx->BDTR = (uint32_t)TIM_BDTRInitStruct->TIM_OSSRState | TIM_BDTRInitStruct->TIM_OSSIState | + TIM_BDTRInitStruct->TIM_LOCKLevel | TIM_BDTRInitStruct->TIM_DeadTime | + TIM_BDTRInitStruct->TIM_Break | TIM_BDTRInitStruct->TIM_BreakPolarity | + TIM_BDTRInitStruct->TIM_AutomaticOutput; +} + +/** + * @brief Fills each TIM_BDTRInitStruct member with its default value. + * @param TIM_BDTRInitStruct: pointer to a TIM_BDTRInitTypeDef structure which + * will be initialized. + * @retval None + */ +void TIM_BDTRStructInit(TIM_BDTRInitTypeDef* TIM_BDTRInitStruct) +{ + /* Set the default configuration */ + TIM_BDTRInitStruct->TIM_OSSRState = TIM_OSSRState_Disable; + TIM_BDTRInitStruct->TIM_OSSIState = TIM_OSSIState_Disable; + TIM_BDTRInitStruct->TIM_LOCKLevel = TIM_LOCKLevel_OFF; + TIM_BDTRInitStruct->TIM_DeadTime = 0x00; + TIM_BDTRInitStruct->TIM_Break = TIM_Break_Disable; + TIM_BDTRInitStruct->TIM_BreakPolarity = TIM_BreakPolarity_Low; + TIM_BDTRInitStruct->TIM_AutomaticOutput = TIM_AutomaticOutput_Disable; +} + +/** + * @brief Enables or disables the TIM peripheral Main Outputs. + * @param TIMx: where x can be 1 or 8 to select the TIMx peripheral. + * @param NewState: new state of the TIM peripheral Main Outputs. + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_CtrlPWMOutputs(TIM_TypeDef* TIMx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST4_PERIPH(TIMx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Enable the TIM Main Output */ + TIMx->BDTR |= TIM_BDTR_MOE; + } + else + { + /* Disable the TIM Main Output */ + TIMx->BDTR &= (uint16_t)~TIM_BDTR_MOE; + } +} + +/** + * @brief Selects the TIM peripheral Commutation event. + * @param TIMx: where x can be 1 or 8 to select the TIMx peripheral + * @param NewState: new state of the Commutation event. + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_SelectCOM(TIM_TypeDef* TIMx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST4_PERIPH(TIMx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Set the COM Bit */ + TIMx->CR2 |= TIM_CR2_CCUS; + } + else + { + /* Reset the COM Bit */ + TIMx->CR2 &= (uint16_t)~TIM_CR2_CCUS; + } +} + +/** + * @brief Sets or Resets the TIM peripheral Capture Compare Preload Control bit. + * @param TIMx: where x can be 1 or 8 to select the TIMx peripheral + * @param NewState: new state of the Capture Compare Preload Control bit + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_CCPreloadControl(TIM_TypeDef* TIMx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST4_PERIPH(TIMx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + if (NewState != DISABLE) + { + /* Set the CCPC Bit */ + TIMx->CR2 |= TIM_CR2_CCPC; + } + else + { + /* Reset the CCPC Bit */ + TIMx->CR2 &= (uint16_t)~TIM_CR2_CCPC; + } +} +/** + * @} + */ + +/** @defgroup TIM_Group5 Interrupts DMA and flags management functions + * @brief Interrupts, DMA and flags management functions + * +@verbatim + =============================================================================== + Interrupts, DMA and flags management functions + =============================================================================== + +@endverbatim + * @{ + */ + +/** + * @brief Enables or disables the specified TIM interrupts. + * @param TIMx: where x can be 1 to 14 to select the TIMx peripheral. + * @param TIM_IT: specifies the TIM interrupts sources to be enabled or disabled. + * This parameter can be any combination of the following values: + * @arg TIM_IT_Update: TIM update Interrupt source + * @arg TIM_IT_CC1: TIM Capture Compare 1 Interrupt source + * @arg TIM_IT_CC2: TIM Capture Compare 2 Interrupt source + * @arg TIM_IT_CC3: TIM Capture Compare 3 Interrupt source + * @arg TIM_IT_CC4: TIM Capture Compare 4 Interrupt source + * @arg TIM_IT_COM: TIM Commutation Interrupt source + * @arg TIM_IT_Trigger: TIM Trigger Interrupt source + * @arg TIM_IT_Break: TIM Break Interrupt source + * + * @note For TIM6 and TIM7 only the parameter TIM_IT_Update can be used + * @note For TIM9 and TIM12 only one of the following parameters can be used: TIM_IT_Update, + * TIM_IT_CC1, TIM_IT_CC2 or TIM_IT_Trigger. + * @note For TIM10, TIM11, TIM13 and TIM14 only one of the following parameters can + * be used: TIM_IT_Update or TIM_IT_CC1 + * @note TIM_IT_COM and TIM_IT_Break can be used only with TIM1 and TIM8 + * + * @param NewState: new state of the TIM interrupts. + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_ITConfig(TIM_TypeDef* TIMx, uint16_t TIM_IT, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_TIM_IT(TIM_IT)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Enable the Interrupt sources */ + TIMx->DIER |= TIM_IT; + } + else + { + /* Disable the Interrupt sources */ + TIMx->DIER &= (uint16_t)~TIM_IT; + } +} + +/** + * @brief Configures the TIMx event to be generate by software. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param TIM_EventSource: specifies the event source. + * This parameter can be one or more of the following values: + * @arg TIM_EventSource_Update: Timer update Event source + * @arg TIM_EventSource_CC1: Timer Capture Compare 1 Event source + * @arg TIM_EventSource_CC2: Timer Capture Compare 2 Event source + * @arg TIM_EventSource_CC3: Timer Capture Compare 3 Event source + * @arg TIM_EventSource_CC4: Timer Capture Compare 4 Event source + * @arg TIM_EventSource_COM: Timer COM event source + * @arg TIM_EventSource_Trigger: Timer Trigger Event source + * @arg TIM_EventSource_Break: Timer Break event source + * + * @note TIM6 and TIM7 can only generate an update event. + * @note TIM_EventSource_COM and TIM_EventSource_Break are used only with TIM1 and TIM8. + * + * @retval None + */ +void TIM_GenerateEvent(TIM_TypeDef* TIMx, uint16_t TIM_EventSource) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_TIM_EVENT_SOURCE(TIM_EventSource)); + + /* Set the event sources */ + TIMx->EGR = TIM_EventSource; +} + +/** + * @brief Checks whether the specified TIM flag is set or not. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param TIM_FLAG: specifies the flag to check. + * This parameter can be one of the following values: + * @arg TIM_FLAG_Update: TIM update Flag + * @arg TIM_FLAG_CC1: TIM Capture Compare 1 Flag + * @arg TIM_FLAG_CC2: TIM Capture Compare 2 Flag + * @arg TIM_FLAG_CC3: TIM Capture Compare 3 Flag + * @arg TIM_FLAG_CC4: TIM Capture Compare 4 Flag + * @arg TIM_FLAG_COM: TIM Commutation Flag + * @arg TIM_FLAG_Trigger: TIM Trigger Flag + * @arg TIM_FLAG_Break: TIM Break Flag + * @arg TIM_FLAG_CC1OF: TIM Capture Compare 1 over capture Flag + * @arg TIM_FLAG_CC2OF: TIM Capture Compare 2 over capture Flag + * @arg TIM_FLAG_CC3OF: TIM Capture Compare 3 over capture Flag + * @arg TIM_FLAG_CC4OF: TIM Capture Compare 4 over capture Flag + * + * @note TIM6 and TIM7 can have only one update flag. + * @note TIM_FLAG_COM and TIM_FLAG_Break are used only with TIM1 and TIM8. + * + * @retval The new state of TIM_FLAG (SET or RESET). + */ +FlagStatus TIM_GetFlagStatus(TIM_TypeDef* TIMx, uint16_t TIM_FLAG) +{ + ITStatus bitstatus = RESET; + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_TIM_GET_FLAG(TIM_FLAG)); + + + if ((TIMx->SR & TIM_FLAG) != (uint16_t)RESET) + { + bitstatus = SET; + } + else + { + bitstatus = RESET; + } + return bitstatus; +} + +/** + * @brief Clears the TIMx's pending flags. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param TIM_FLAG: specifies the flag bit to clear. + * This parameter can be any combination of the following values: + * @arg TIM_FLAG_Update: TIM update Flag + * @arg TIM_FLAG_CC1: TIM Capture Compare 1 Flag + * @arg TIM_FLAG_CC2: TIM Capture Compare 2 Flag + * @arg TIM_FLAG_CC3: TIM Capture Compare 3 Flag + * @arg TIM_FLAG_CC4: TIM Capture Compare 4 Flag + * @arg TIM_FLAG_COM: TIM Commutation Flag + * @arg TIM_FLAG_Trigger: TIM Trigger Flag + * @arg TIM_FLAG_Break: TIM Break Flag + * @arg TIM_FLAG_CC1OF: TIM Capture Compare 1 over capture Flag + * @arg TIM_FLAG_CC2OF: TIM Capture Compare 2 over capture Flag + * @arg TIM_FLAG_CC3OF: TIM Capture Compare 3 over capture Flag + * @arg TIM_FLAG_CC4OF: TIM Capture Compare 4 over capture Flag + * + * @note TIM6 and TIM7 can have only one update flag. + * @note TIM_FLAG_COM and TIM_FLAG_Break are used only with TIM1 and TIM8. + * + * @retval None + */ +void TIM_ClearFlag(TIM_TypeDef* TIMx, uint16_t TIM_FLAG) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + + /* Clear the flags */ + TIMx->SR = (uint16_t)~TIM_FLAG; +} + +/** + * @brief Checks whether the TIM interrupt has occurred or not. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param TIM_IT: specifies the TIM interrupt source to check. + * This parameter can be one of the following values: + * @arg TIM_IT_Update: TIM update Interrupt source + * @arg TIM_IT_CC1: TIM Capture Compare 1 Interrupt source + * @arg TIM_IT_CC2: TIM Capture Compare 2 Interrupt source + * @arg TIM_IT_CC3: TIM Capture Compare 3 Interrupt source + * @arg TIM_IT_CC4: TIM Capture Compare 4 Interrupt source + * @arg TIM_IT_COM: TIM Commutation Interrupt source + * @arg TIM_IT_Trigger: TIM Trigger Interrupt source + * @arg TIM_IT_Break: TIM Break Interrupt source + * + * @note TIM6 and TIM7 can generate only an update interrupt. + * @note TIM_IT_COM and TIM_IT_Break are used only with TIM1 and TIM8. + * + * @retval The new state of the TIM_IT(SET or RESET). + */ +ITStatus TIM_GetITStatus(TIM_TypeDef* TIMx, uint16_t TIM_IT) +{ + ITStatus bitstatus = RESET; + uint16_t itstatus = 0x0, itenable = 0x0; + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + assert_param(IS_TIM_GET_IT(TIM_IT)); + + itstatus = TIMx->SR & TIM_IT; + + itenable = TIMx->DIER & TIM_IT; + if ((itstatus != (uint16_t)RESET) && (itenable != (uint16_t)RESET)) + { + bitstatus = SET; + } + else + { + bitstatus = RESET; + } + return bitstatus; +} + +/** + * @brief Clears the TIMx's interrupt pending bits. + * @param TIMx: where x can be 1 to 14 to select the TIM peripheral. + * @param TIM_IT: specifies the pending bit to clear. + * This parameter can be any combination of the following values: + * @arg TIM_IT_Update: TIM1 update Interrupt source + * @arg TIM_IT_CC1: TIM Capture Compare 1 Interrupt source + * @arg TIM_IT_CC2: TIM Capture Compare 2 Interrupt source + * @arg TIM_IT_CC3: TIM Capture Compare 3 Interrupt source + * @arg TIM_IT_CC4: TIM Capture Compare 4 Interrupt source + * @arg TIM_IT_COM: TIM Commutation Interrupt source + * @arg TIM_IT_Trigger: TIM Trigger Interrupt source + * @arg TIM_IT_Break: TIM Break Interrupt source + * + * @note TIM6 and TIM7 can generate only an update interrupt. + * @note TIM_IT_COM and TIM_IT_Break are used only with TIM1 and TIM8. + * + * @retval None + */ +void TIM_ClearITPendingBit(TIM_TypeDef* TIMx, uint16_t TIM_IT) +{ + /* Check the parameters */ + assert_param(IS_TIM_ALL_PERIPH(TIMx)); + + /* Clear the IT pending Bit */ + TIMx->SR = (uint16_t)~TIM_IT; +} + +/** + * @brief Configures the TIMx's DMA interface. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_DMABase: DMA Base address. + * This parameter can be one of the following values: + * @arg TIM_DMABase_CR1 + * @arg TIM_DMABase_CR2 + * @arg TIM_DMABase_SMCR + * @arg TIM_DMABase_DIER + * @arg TIM1_DMABase_SR + * @arg TIM_DMABase_EGR + * @arg TIM_DMABase_CCMR1 + * @arg TIM_DMABase_CCMR2 + * @arg TIM_DMABase_CCER + * @arg TIM_DMABase_CNT + * @arg TIM_DMABase_PSC + * @arg TIM_DMABase_ARR + * @arg TIM_DMABase_RCR + * @arg TIM_DMABase_CCR1 + * @arg TIM_DMABase_CCR2 + * @arg TIM_DMABase_CCR3 + * @arg TIM_DMABase_CCR4 + * @arg TIM_DMABase_BDTR + * @arg TIM_DMABase_DCR + * @param TIM_DMABurstLength: DMA Burst length. This parameter can be one value + * between: TIM_DMABurstLength_1Transfer and TIM_DMABurstLength_18Transfers. + * @retval None + */ +void TIM_DMAConfig(TIM_TypeDef* TIMx, uint16_t TIM_DMABase, uint16_t TIM_DMABurstLength) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_DMA_BASE(TIM_DMABase)); + assert_param(IS_TIM_DMA_LENGTH(TIM_DMABurstLength)); + + /* Set the DMA Base and the DMA Burst Length */ + TIMx->DCR = TIM_DMABase | TIM_DMABurstLength; +} + +/** + * @brief Enables or disables the TIMx's DMA Requests. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 6, 7 or 8 to select the TIM peripheral. + * @param TIM_DMASource: specifies the DMA Request sources. + * This parameter can be any combination of the following values: + * @arg TIM_DMA_Update: TIM update Interrupt source + * @arg TIM_DMA_CC1: TIM Capture Compare 1 DMA source + * @arg TIM_DMA_CC2: TIM Capture Compare 2 DMA source + * @arg TIM_DMA_CC3: TIM Capture Compare 3 DMA source + * @arg TIM_DMA_CC4: TIM Capture Compare 4 DMA source + * @arg TIM_DMA_COM: TIM Commutation DMA source + * @arg TIM_DMA_Trigger: TIM Trigger DMA source + * @param NewState: new state of the DMA Request sources. + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_DMACmd(TIM_TypeDef* TIMx, uint16_t TIM_DMASource, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST5_PERIPH(TIMx)); + assert_param(IS_TIM_DMA_SOURCE(TIM_DMASource)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Enable the DMA sources */ + TIMx->DIER |= TIM_DMASource; + } + else + { + /* Disable the DMA sources */ + TIMx->DIER &= (uint16_t)~TIM_DMASource; + } +} + +/** + * @brief Selects the TIMx peripheral Capture Compare DMA source. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param NewState: new state of the Capture Compare DMA source + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_SelectCCDMA(TIM_TypeDef* TIMx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Set the CCDS Bit */ + TIMx->CR2 |= TIM_CR2_CCDS; + } + else + { + /* Reset the CCDS Bit */ + TIMx->CR2 &= (uint16_t)~TIM_CR2_CCDS; + } +} +/** + * @} + */ + +/** @defgroup TIM_Group6 Clocks management functions + * @brief Clocks management functions + * +@verbatim + =============================================================================== + Clocks management functions + =============================================================================== + +@endverbatim + * @{ + */ + +/** + * @brief Configures the TIMx internal Clock + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @retval None + */ +void TIM_InternalClockConfig(TIM_TypeDef* TIMx) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + + /* Disable slave mode to clock the prescaler directly with the internal clock */ + TIMx->SMCR &= (uint16_t)~TIM_SMCR_SMS; +} + +/** + * @brief Configures the TIMx Internal Trigger as External Clock + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_InputTriggerSource: Trigger source. + * This parameter can be one of the following values: + * @arg TIM_TS_ITR0: Internal Trigger 0 + * @arg TIM_TS_ITR1: Internal Trigger 1 + * @arg TIM_TS_ITR2: Internal Trigger 2 + * @arg TIM_TS_ITR3: Internal Trigger 3 + * @retval None + */ +void TIM_ITRxExternalClockConfig(TIM_TypeDef* TIMx, uint16_t TIM_InputTriggerSource) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_INTERNAL_TRIGGER_SELECTION(TIM_InputTriggerSource)); + + /* Select the Internal Trigger */ + TIM_SelectInputTrigger(TIMx, TIM_InputTriggerSource); + + /* Select the External clock mode1 */ + TIMx->SMCR |= TIM_SlaveMode_External1; +} + +/** + * @brief Configures the TIMx Trigger as External Clock + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 10, 11, 12, 13 or 14 + * to select the TIM peripheral. + * @param TIM_TIxExternalCLKSource: Trigger source. + * This parameter can be one of the following values: + * @arg TIM_TIxExternalCLK1Source_TI1ED: TI1 Edge Detector + * @arg TIM_TIxExternalCLK1Source_TI1: Filtered Timer Input 1 + * @arg TIM_TIxExternalCLK1Source_TI2: Filtered Timer Input 2 + * @param TIM_ICPolarity: specifies the TIx Polarity. + * This parameter can be one of the following values: + * @arg TIM_ICPolarity_Rising + * @arg TIM_ICPolarity_Falling + * @param ICFilter: specifies the filter value. + * This parameter must be a value between 0x0 and 0xF. + * @retval None + */ +void TIM_TIxExternalClockConfig(TIM_TypeDef* TIMx, uint16_t TIM_TIxExternalCLKSource, + uint16_t TIM_ICPolarity, uint16_t ICFilter) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_IC_POLARITY(TIM_ICPolarity)); + assert_param(IS_TIM_IC_FILTER(ICFilter)); + + /* Configure the Timer Input Clock Source */ + if (TIM_TIxExternalCLKSource == TIM_TIxExternalCLK1Source_TI2) + { + TI2_Config(TIMx, TIM_ICPolarity, TIM_ICSelection_DirectTI, ICFilter); + } + else + { + TI1_Config(TIMx, TIM_ICPolarity, TIM_ICSelection_DirectTI, ICFilter); + } + /* Select the Trigger source */ + TIM_SelectInputTrigger(TIMx, TIM_TIxExternalCLKSource); + /* Select the External clock mode1 */ + TIMx->SMCR |= TIM_SlaveMode_External1; +} + +/** + * @brief Configures the External clock Mode1 + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ExtTRGPrescaler: The external Trigger Prescaler. + * This parameter can be one of the following values: + * @arg TIM_ExtTRGPSC_OFF: ETRP Prescaler OFF. + * @arg TIM_ExtTRGPSC_DIV2: ETRP frequency divided by 2. + * @arg TIM_ExtTRGPSC_DIV4: ETRP frequency divided by 4. + * @arg TIM_ExtTRGPSC_DIV8: ETRP frequency divided by 8. + * @param TIM_ExtTRGPolarity: The external Trigger Polarity. + * This parameter can be one of the following values: + * @arg TIM_ExtTRGPolarity_Inverted: active low or falling edge active. + * @arg TIM_ExtTRGPolarity_NonInverted: active high or rising edge active. + * @param ExtTRGFilter: External Trigger Filter. + * This parameter must be a value between 0x00 and 0x0F + * @retval None + */ +void TIM_ETRClockMode1Config(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler, + uint16_t TIM_ExtTRGPolarity, uint16_t ExtTRGFilter) +{ + uint16_t tmpsmcr = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_EXT_PRESCALER(TIM_ExtTRGPrescaler)); + assert_param(IS_TIM_EXT_POLARITY(TIM_ExtTRGPolarity)); + assert_param(IS_TIM_EXT_FILTER(ExtTRGFilter)); + /* Configure the ETR Clock source */ + TIM_ETRConfig(TIMx, TIM_ExtTRGPrescaler, TIM_ExtTRGPolarity, ExtTRGFilter); + + /* Get the TIMx SMCR register value */ + tmpsmcr = TIMx->SMCR; + + /* Reset the SMS Bits */ + tmpsmcr &= (uint16_t)~TIM_SMCR_SMS; + + /* Select the External clock mode1 */ + tmpsmcr |= TIM_SlaveMode_External1; + + /* Select the Trigger selection : ETRF */ + tmpsmcr &= (uint16_t)~TIM_SMCR_TS; + tmpsmcr |= TIM_TS_ETRF; + + /* Write to TIMx SMCR */ + TIMx->SMCR = tmpsmcr; +} + +/** + * @brief Configures the External clock Mode2 + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ExtTRGPrescaler: The external Trigger Prescaler. + * This parameter can be one of the following values: + * @arg TIM_ExtTRGPSC_OFF: ETRP Prescaler OFF. + * @arg TIM_ExtTRGPSC_DIV2: ETRP frequency divided by 2. + * @arg TIM_ExtTRGPSC_DIV4: ETRP frequency divided by 4. + * @arg TIM_ExtTRGPSC_DIV8: ETRP frequency divided by 8. + * @param TIM_ExtTRGPolarity: The external Trigger Polarity. + * This parameter can be one of the following values: + * @arg TIM_ExtTRGPolarity_Inverted: active low or falling edge active. + * @arg TIM_ExtTRGPolarity_NonInverted: active high or rising edge active. + * @param ExtTRGFilter: External Trigger Filter. + * This parameter must be a value between 0x00 and 0x0F + * @retval None + */ +void TIM_ETRClockMode2Config(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler, + uint16_t TIM_ExtTRGPolarity, uint16_t ExtTRGFilter) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_EXT_PRESCALER(TIM_ExtTRGPrescaler)); + assert_param(IS_TIM_EXT_POLARITY(TIM_ExtTRGPolarity)); + assert_param(IS_TIM_EXT_FILTER(ExtTRGFilter)); + + /* Configure the ETR Clock source */ + TIM_ETRConfig(TIMx, TIM_ExtTRGPrescaler, TIM_ExtTRGPolarity, ExtTRGFilter); + + /* Enable the External clock mode2 */ + TIMx->SMCR |= TIM_SMCR_ECE; +} +/** + * @} + */ + +/** @defgroup TIM_Group7 Synchronization management functions + * @brief Synchronization management functions + * +@verbatim + =============================================================================== + Synchronization management functions + =============================================================================== + + =================================================================== + TIM Driver: how to use it in synchronization Mode + =================================================================== + Case of two/several Timers + ************************** + 1. Configure the Master Timers using the following functions: + - void TIM_SelectOutputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_TRGOSource); + - void TIM_SelectMasterSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_MasterSlaveMode); + 2. Configure the Slave Timers using the following functions: + - void TIM_SelectInputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_InputTriggerSource); + - void TIM_SelectSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_SlaveMode); + + Case of Timers and external trigger(ETR pin) + ******************************************** + 1. Configure the External trigger using this function: + - void TIM_ETRConfig(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler, uint16_t TIM_ExtTRGPolarity, + uint16_t ExtTRGFilter); + 2. Configure the Slave Timers using the following functions: + - void TIM_SelectInputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_InputTriggerSource); + - void TIM_SelectSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_SlaveMode); + +@endverbatim + * @{ + */ + +/** + * @brief Selects the Input Trigger source + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 10, 11, 12, 13 or 14 + * to select the TIM peripheral. + * @param TIM_InputTriggerSource: The Input Trigger source. + * This parameter can be one of the following values: + * @arg TIM_TS_ITR0: Internal Trigger 0 + * @arg TIM_TS_ITR1: Internal Trigger 1 + * @arg TIM_TS_ITR2: Internal Trigger 2 + * @arg TIM_TS_ITR3: Internal Trigger 3 + * @arg TIM_TS_TI1F_ED: TI1 Edge Detector + * @arg TIM_TS_TI1FP1: Filtered Timer Input 1 + * @arg TIM_TS_TI2FP2: Filtered Timer Input 2 + * @arg TIM_TS_ETRF: External Trigger input + * @retval None + */ +void TIM_SelectInputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_InputTriggerSource) +{ + uint16_t tmpsmcr = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST1_PERIPH(TIMx)); + assert_param(IS_TIM_TRIGGER_SELECTION(TIM_InputTriggerSource)); + + /* Get the TIMx SMCR register value */ + tmpsmcr = TIMx->SMCR; + + /* Reset the TS Bits */ + tmpsmcr &= (uint16_t)~TIM_SMCR_TS; + + /* Set the Input Trigger source */ + tmpsmcr |= TIM_InputTriggerSource; + + /* Write to TIMx SMCR */ + TIMx->SMCR = tmpsmcr; +} + +/** + * @brief Selects the TIMx Trigger Output Mode. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 6, 7 or 8 to select the TIM peripheral. + * + * @param TIM_TRGOSource: specifies the Trigger Output source. + * This parameter can be one of the following values: + * + * - For all TIMx + * @arg TIM_TRGOSource_Reset: The UG bit in the TIM_EGR register is used as the trigger output(TRGO) + * @arg TIM_TRGOSource_Enable: The Counter Enable CEN is used as the trigger output(TRGO) + * @arg TIM_TRGOSource_Update: The update event is selected as the trigger output(TRGO) + * + * - For all TIMx except TIM6 and TIM7 + * @arg TIM_TRGOSource_OC1: The trigger output sends a positive pulse when the CC1IF flag + * is to be set, as soon as a capture or compare match occurs(TRGO) + * @arg TIM_TRGOSource_OC1Ref: OC1REF signal is used as the trigger output(TRGO) + * @arg TIM_TRGOSource_OC2Ref: OC2REF signal is used as the trigger output(TRGO) + * @arg TIM_TRGOSource_OC3Ref: OC3REF signal is used as the trigger output(TRGO) + * @arg TIM_TRGOSource_OC4Ref: OC4REF signal is used as the trigger output(TRGO) + * + * @retval None + */ +void TIM_SelectOutputTrigger(TIM_TypeDef* TIMx, uint16_t TIM_TRGOSource) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST5_PERIPH(TIMx)); + assert_param(IS_TIM_TRGO_SOURCE(TIM_TRGOSource)); + + /* Reset the MMS Bits */ + TIMx->CR2 &= (uint16_t)~TIM_CR2_MMS; + /* Select the TRGO source */ + TIMx->CR2 |= TIM_TRGOSource; +} + +/** + * @brief Selects the TIMx Slave Mode. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM peripheral. + * @param TIM_SlaveMode: specifies the Timer Slave Mode. + * This parameter can be one of the following values: + * @arg TIM_SlaveMode_Reset: Rising edge of the selected trigger signal(TRGI) reinitialize + * the counter and triggers an update of the registers + * @arg TIM_SlaveMode_Gated: The counter clock is enabled when the trigger signal (TRGI) is high + * @arg TIM_SlaveMode_Trigger: The counter starts at a rising edge of the trigger TRGI + * @arg TIM_SlaveMode_External1: Rising edges of the selected trigger (TRGI) clock the counter + * @retval None + */ +void TIM_SelectSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_SlaveMode) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_SLAVE_MODE(TIM_SlaveMode)); + + /* Reset the SMS Bits */ + TIMx->SMCR &= (uint16_t)~TIM_SMCR_SMS; + + /* Select the Slave Mode */ + TIMx->SMCR |= TIM_SlaveMode; +} + +/** + * @brief Sets or Resets the TIMx Master/Slave Mode. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM peripheral. + * @param TIM_MasterSlaveMode: specifies the Timer Master Slave Mode. + * This parameter can be one of the following values: + * @arg TIM_MasterSlaveMode_Enable: synchronization between the current timer + * and its slaves (through TRGO) + * @arg TIM_MasterSlaveMode_Disable: No action + * @retval None + */ +void TIM_SelectMasterSlaveMode(TIM_TypeDef* TIMx, uint16_t TIM_MasterSlaveMode) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_MSM_STATE(TIM_MasterSlaveMode)); + + /* Reset the MSM Bit */ + TIMx->SMCR &= (uint16_t)~TIM_SMCR_MSM; + + /* Set or Reset the MSM Bit */ + TIMx->SMCR |= TIM_MasterSlaveMode; +} + +/** + * @brief Configures the TIMx External Trigger (ETR). + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ExtTRGPrescaler: The external Trigger Prescaler. + * This parameter can be one of the following values: + * @arg TIM_ExtTRGPSC_OFF: ETRP Prescaler OFF. + * @arg TIM_ExtTRGPSC_DIV2: ETRP frequency divided by 2. + * @arg TIM_ExtTRGPSC_DIV4: ETRP frequency divided by 4. + * @arg TIM_ExtTRGPSC_DIV8: ETRP frequency divided by 8. + * @param TIM_ExtTRGPolarity: The external Trigger Polarity. + * This parameter can be one of the following values: + * @arg TIM_ExtTRGPolarity_Inverted: active low or falling edge active. + * @arg TIM_ExtTRGPolarity_NonInverted: active high or rising edge active. + * @param ExtTRGFilter: External Trigger Filter. + * This parameter must be a value between 0x00 and 0x0F + * @retval None + */ +void TIM_ETRConfig(TIM_TypeDef* TIMx, uint16_t TIM_ExtTRGPrescaler, + uint16_t TIM_ExtTRGPolarity, uint16_t ExtTRGFilter) +{ + uint16_t tmpsmcr = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST3_PERIPH(TIMx)); + assert_param(IS_TIM_EXT_PRESCALER(TIM_ExtTRGPrescaler)); + assert_param(IS_TIM_EXT_POLARITY(TIM_ExtTRGPolarity)); + assert_param(IS_TIM_EXT_FILTER(ExtTRGFilter)); + + tmpsmcr = TIMx->SMCR; + + /* Reset the ETR Bits */ + tmpsmcr &= SMCR_ETR_MASK; + + /* Set the Prescaler, the Filter value and the Polarity */ + tmpsmcr |= (uint16_t)(TIM_ExtTRGPrescaler | (uint16_t)(TIM_ExtTRGPolarity | (uint16_t)(ExtTRGFilter << (uint16_t)8))); + + /* Write to TIMx SMCR */ + TIMx->SMCR = tmpsmcr; +} +/** + * @} + */ + +/** @defgroup TIM_Group8 Specific interface management functions + * @brief Specific interface management functions + * +@verbatim + =============================================================================== + Specific interface management functions + =============================================================================== + +@endverbatim + * @{ + */ + +/** + * @brief Configures the TIMx Encoder Interface. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_EncoderMode: specifies the TIMx Encoder Mode. + * This parameter can be one of the following values: + * @arg TIM_EncoderMode_TI1: Counter counts on TI1FP1 edge depending on TI2FP2 level. + * @arg TIM_EncoderMode_TI2: Counter counts on TI2FP2 edge depending on TI1FP1 level. + * @arg TIM_EncoderMode_TI12: Counter counts on both TI1FP1 and TI2FP2 edges depending + * on the level of the other input. + * @param TIM_IC1Polarity: specifies the IC1 Polarity + * This parameter can be one of the following values: + * @arg TIM_ICPolarity_Falling: IC Falling edge. + * @arg TIM_ICPolarity_Rising: IC Rising edge. + * @param TIM_IC2Polarity: specifies the IC2 Polarity + * This parameter can be one of the following values: + * @arg TIM_ICPolarity_Falling: IC Falling edge. + * @arg TIM_ICPolarity_Rising: IC Rising edge. + * @retval None + */ +void TIM_EncoderInterfaceConfig(TIM_TypeDef* TIMx, uint16_t TIM_EncoderMode, + uint16_t TIM_IC1Polarity, uint16_t TIM_IC2Polarity) +{ + uint16_t tmpsmcr = 0; + uint16_t tmpccmr1 = 0; + uint16_t tmpccer = 0; + + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_TIM_ENCODER_MODE(TIM_EncoderMode)); + assert_param(IS_TIM_IC_POLARITY(TIM_IC1Polarity)); + assert_param(IS_TIM_IC_POLARITY(TIM_IC2Polarity)); + + /* Get the TIMx SMCR register value */ + tmpsmcr = TIMx->SMCR; + + /* Get the TIMx CCMR1 register value */ + tmpccmr1 = TIMx->CCMR1; + + /* Get the TIMx CCER register value */ + tmpccer = TIMx->CCER; + + /* Set the encoder Mode */ + tmpsmcr &= (uint16_t)~TIM_SMCR_SMS; + tmpsmcr |= TIM_EncoderMode; + + /* Select the Capture Compare 1 and the Capture Compare 2 as input */ + tmpccmr1 &= ((uint16_t)~TIM_CCMR1_CC1S) & ((uint16_t)~TIM_CCMR1_CC2S); + tmpccmr1 |= TIM_CCMR1_CC1S_0 | TIM_CCMR1_CC2S_0; + + /* Set the TI1 and the TI2 Polarities */ + tmpccer &= ((uint16_t)~TIM_CCER_CC1P) & ((uint16_t)~TIM_CCER_CC2P); + tmpccer |= (uint16_t)(TIM_IC1Polarity | (uint16_t)(TIM_IC2Polarity << (uint16_t)4)); + + /* Write to TIMx SMCR */ + TIMx->SMCR = tmpsmcr; + + /* Write to TIMx CCMR1 */ + TIMx->CCMR1 = tmpccmr1; + + /* Write to TIMx CCER */ + TIMx->CCER = tmpccer; +} + +/** + * @brief Enables or disables the TIMx's Hall sensor interface. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param NewState: new state of the TIMx Hall sensor interface. + * This parameter can be: ENABLE or DISABLE. + * @retval None + */ +void TIM_SelectHallSensor(TIM_TypeDef* TIMx, FunctionalState NewState) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST2_PERIPH(TIMx)); + assert_param(IS_FUNCTIONAL_STATE(NewState)); + + if (NewState != DISABLE) + { + /* Set the TI1S Bit */ + TIMx->CR2 |= TIM_CR2_TI1S; + } + else + { + /* Reset the TI1S Bit */ + TIMx->CR2 &= (uint16_t)~TIM_CR2_TI1S; + } +} +/** + * @} + */ + +/** @defgroup TIM_Group9 Specific remapping management function + * @brief Specific remapping management function + * +@verbatim + =============================================================================== + Specific remapping management function + =============================================================================== + +@endverbatim + * @{ + */ + +/** + * @brief Configures the TIM2, TIM5 and TIM11 Remapping input capabilities. + * @param TIMx: where x can be 2, 5 or 11 to select the TIM peripheral. + * @param TIM_Remap: specifies the TIM input remapping source. + * This parameter can be one of the following values: + * @arg TIM2_TIM8_TRGO: TIM2 ITR1 input is connected to TIM8 Trigger output(default) + * @arg TIM2_ETH_PTP: TIM2 ITR1 input is connected to ETH PTP trogger output. + * @arg TIM2_USBFS_SOF: TIM2 ITR1 input is connected to USB FS SOF. + * @arg TIM2_USBHS_SOF: TIM2 ITR1 input is connected to USB HS SOF. + * @arg TIM5_GPIO: TIM5 CH4 input is connected to dedicated Timer pin(default) + * @arg TIM5_LSI: TIM5 CH4 input is connected to LSI clock. + * @arg TIM5_LSE: TIM5 CH4 input is connected to LSE clock. + * @arg TIM5_RTC: TIM5 CH4 input is connected to RTC Output event. + * @arg TIM11_GPIO: TIM11 CH4 input is connected to dedicated Timer pin(default) + * @arg TIM11_HSE: TIM11 CH4 input is connected to HSE_RTC clock + * (HSE divided by a programmable prescaler) + * @retval None + */ +void TIM_RemapConfig(TIM_TypeDef* TIMx, uint16_t TIM_Remap) +{ + /* Check the parameters */ + assert_param(IS_TIM_LIST6_PERIPH(TIMx)); + assert_param(IS_TIM_REMAP(TIM_Remap)); + + /* Set the Timer remapping configuration */ + TIMx->OR = TIM_Remap; +} +/** + * @} + */ + +/** + * @brief Configure the TI1 as Input. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9, 10, 11, 12, 13 or 14 + * to select the TIM peripheral. + * @param TIM_ICPolarity : The Input Polarity. + * This parameter can be one of the following values: + * @arg TIM_ICPolarity_Rising + * @arg TIM_ICPolarity_Falling + * @arg TIM_ICPolarity_BothEdge + * @param TIM_ICSelection: specifies the input to be used. + * This parameter can be one of the following values: + * @arg TIM_ICSelection_DirectTI: TIM Input 1 is selected to be connected to IC1. + * @arg TIM_ICSelection_IndirectTI: TIM Input 1 is selected to be connected to IC2. + * @arg TIM_ICSelection_TRC: TIM Input 1 is selected to be connected to TRC. + * @param TIM_ICFilter: Specifies the Input Capture Filter. + * This parameter must be a value between 0x00 and 0x0F. + * @retval None + */ +static void TI1_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection, + uint16_t TIM_ICFilter) +{ + uint16_t tmpccmr1 = 0, tmpccer = 0; + + /* Disable the Channel 1: Reset the CC1E Bit */ + TIMx->CCER &= (uint16_t)~TIM_CCER_CC1E; + tmpccmr1 = TIMx->CCMR1; + tmpccer = TIMx->CCER; + + /* Select the Input and set the filter */ + tmpccmr1 &= ((uint16_t)~TIM_CCMR1_CC1S) & ((uint16_t)~TIM_CCMR1_IC1F); + tmpccmr1 |= (uint16_t)(TIM_ICSelection | (uint16_t)(TIM_ICFilter << (uint16_t)4)); + + /* Select the Polarity and set the CC1E Bit */ + tmpccer &= (uint16_t)~(TIM_CCER_CC1P | TIM_CCER_CC1NP); + tmpccer |= (uint16_t)(TIM_ICPolarity | (uint16_t)TIM_CCER_CC1E); + + /* Write to TIMx CCMR1 and CCER registers */ + TIMx->CCMR1 = tmpccmr1; + TIMx->CCER = tmpccer; +} + +/** + * @brief Configure the TI2 as Input. + * @param TIMx: where x can be 1, 2, 3, 4, 5, 8, 9 or 12 to select the TIM + * peripheral. + * @param TIM_ICPolarity : The Input Polarity. + * This parameter can be one of the following values: + * @arg TIM_ICPolarity_Rising + * @arg TIM_ICPolarity_Falling + * @arg TIM_ICPolarity_BothEdge + * @param TIM_ICSelection: specifies the input to be used. + * This parameter can be one of the following values: + * @arg TIM_ICSelection_DirectTI: TIM Input 2 is selected to be connected to IC2. + * @arg TIM_ICSelection_IndirectTI: TIM Input 2 is selected to be connected to IC1. + * @arg TIM_ICSelection_TRC: TIM Input 2 is selected to be connected to TRC. + * @param TIM_ICFilter: Specifies the Input Capture Filter. + * This parameter must be a value between 0x00 and 0x0F. + * @retval None + */ +static void TI2_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection, + uint16_t TIM_ICFilter) +{ + uint16_t tmpccmr1 = 0, tmpccer = 0, tmp = 0; + + /* Disable the Channel 2: Reset the CC2E Bit */ + TIMx->CCER &= (uint16_t)~TIM_CCER_CC2E; + tmpccmr1 = TIMx->CCMR1; + tmpccer = TIMx->CCER; + tmp = (uint16_t)(TIM_ICPolarity << 4); + + /* Select the Input and set the filter */ + tmpccmr1 &= ((uint16_t)~TIM_CCMR1_CC2S) & ((uint16_t)~TIM_CCMR1_IC2F); + tmpccmr1 |= (uint16_t)(TIM_ICFilter << 12); + tmpccmr1 |= (uint16_t)(TIM_ICSelection << 8); + + /* Select the Polarity and set the CC2E Bit */ + tmpccer &= (uint16_t)~(TIM_CCER_CC2P | TIM_CCER_CC2NP); + tmpccer |= (uint16_t)(tmp | (uint16_t)TIM_CCER_CC2E); + + /* Write to TIMx CCMR1 and CCER registers */ + TIMx->CCMR1 = tmpccmr1 ; + TIMx->CCER = tmpccer; +} + +/** + * @brief Configure the TI3 as Input. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ICPolarity : The Input Polarity. + * This parameter can be one of the following values: + * @arg TIM_ICPolarity_Rising + * @arg TIM_ICPolarity_Falling + * @arg TIM_ICPolarity_BothEdge + * @param TIM_ICSelection: specifies the input to be used. + * This parameter can be one of the following values: + * @arg TIM_ICSelection_DirectTI: TIM Input 3 is selected to be connected to IC3. + * @arg TIM_ICSelection_IndirectTI: TIM Input 3 is selected to be connected to IC4. + * @arg TIM_ICSelection_TRC: TIM Input 3 is selected to be connected to TRC. + * @param TIM_ICFilter: Specifies the Input Capture Filter. + * This parameter must be a value between 0x00 and 0x0F. + * @retval None + */ +static void TI3_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection, + uint16_t TIM_ICFilter) +{ + uint16_t tmpccmr2 = 0, tmpccer = 0, tmp = 0; + + /* Disable the Channel 3: Reset the CC3E Bit */ + TIMx->CCER &= (uint16_t)~TIM_CCER_CC3E; + tmpccmr2 = TIMx->CCMR2; + tmpccer = TIMx->CCER; + tmp = (uint16_t)(TIM_ICPolarity << 8); + + /* Select the Input and set the filter */ + tmpccmr2 &= ((uint16_t)~TIM_CCMR1_CC1S) & ((uint16_t)~TIM_CCMR2_IC3F); + tmpccmr2 |= (uint16_t)(TIM_ICSelection | (uint16_t)(TIM_ICFilter << (uint16_t)4)); + + /* Select the Polarity and set the CC3E Bit */ + tmpccer &= (uint16_t)~(TIM_CCER_CC3P | TIM_CCER_CC3NP); + tmpccer |= (uint16_t)(tmp | (uint16_t)TIM_CCER_CC3E); + + /* Write to TIMx CCMR2 and CCER registers */ + TIMx->CCMR2 = tmpccmr2; + TIMx->CCER = tmpccer; +} + +/** + * @brief Configure the TI4 as Input. + * @param TIMx: where x can be 1, 2, 3, 4, 5 or 8 to select the TIM peripheral. + * @param TIM_ICPolarity : The Input Polarity. + * This parameter can be one of the following values: + * @arg TIM_ICPolarity_Rising + * @arg TIM_ICPolarity_Falling + * @arg TIM_ICPolarity_BothEdge + * @param TIM_ICSelection: specifies the input to be used. + * This parameter can be one of the following values: + * @arg TIM_ICSelection_DirectTI: TIM Input 4 is selected to be connected to IC4. + * @arg TIM_ICSelection_IndirectTI: TIM Input 4 is selected to be connected to IC3. + * @arg TIM_ICSelection_TRC: TIM Input 4 is selected to be connected to TRC. + * @param TIM_ICFilter: Specifies the Input Capture Filter. + * This parameter must be a value between 0x00 and 0x0F. + * @retval None + */ +static void TI4_Config(TIM_TypeDef* TIMx, uint16_t TIM_ICPolarity, uint16_t TIM_ICSelection, + uint16_t TIM_ICFilter) +{ + uint16_t tmpccmr2 = 0, tmpccer = 0, tmp = 0; + + /* Disable the Channel 4: Reset the CC4E Bit */ + TIMx->CCER &= (uint16_t)~TIM_CCER_CC4E; + tmpccmr2 = TIMx->CCMR2; + tmpccer = TIMx->CCER; + tmp = (uint16_t)(TIM_ICPolarity << 12); + + /* Select the Input and set the filter */ + tmpccmr2 &= ((uint16_t)~TIM_CCMR1_CC2S) & ((uint16_t)~TIM_CCMR1_IC2F); + tmpccmr2 |= (uint16_t)(TIM_ICSelection << 8); + tmpccmr2 |= (uint16_t)(TIM_ICFilter << 12); + + /* Select the Polarity and set the CC4E Bit */ + tmpccer &= (uint16_t)~(TIM_CCER_CC4P | TIM_CCER_CC4NP); + tmpccer |= (uint16_t)(tmp | (uint16_t)TIM_CCER_CC4E); + + /* Write to TIMx CCMR2 and CCER registers */ + TIMx->CCMR2 = tmpccmr2; + TIMx->CCER = tmpccer ; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/