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   1 /**\r
   2   ******************************************************************************\r
   3   * @file    stm32l1xx_comp.h\r
   4   * @author  MCD Application Team\r
   5   * @version V1.0.0\r
   6   * @date    31-December-2010\r
   7   * @brief   This file contains all the functions prototypes for the COMP firmware \r
   8   *          library.\r
   9   ******************************************************************************\r
  10   * @attention\r
  11   *\r
  12   * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS\r
  13   * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE\r
  14   * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY\r
  15   * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING\r
  16   * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE\r
  17   * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.\r
  18   *\r
  19   * <h2><center>&copy; COPYRIGHT 2010 STMicroelectronics</center></h2>\r
  20   ******************************************************************************  \r
  21   */ \r
  22 \r
  23 /* Define to prevent recursive inclusion -------------------------------------*/\r
  24 #ifndef __STM32L1xx_COMP_H\r
  25 #define __STM32L1xx_COMP_H\r
  26 \r
  27 #ifdef __cplusplus\r
  28  extern "C" {\r
  29 #endif\r
  30 \r
  31 /* Includes ------------------------------------------------------------------*/\r
  32 #include "stm32l1xx.h"\r
  33 \r
  34 /** @addtogroup STM32L1xx_StdPeriph_Driver\r
  35   * @{\r
  36   */\r
  37 \r
  38 /** @addtogroup COMP\r
  39   * @{\r
  40   */\r
  41 \r
  42 /* Exported types ------------------------------------------------------------*/\r
  43 \r
  44 /** \r
  45   * @brief  COMP Init structure definition  \r
  46   */\r
  47   \r
  48 typedef struct\r
  49 {\r
  50   uint32_t COMP_Speed;               /*!< Defines the speed of comparator 2.\r
  51                                           This parameter can be a value of @ref COMP_Speed */\r
  52   uint32_t COMP_InvertingInput;      /*!< Selects the inverting input of the comparator 2.\r
  53                                           This parameter can be a value of @ref COMP_InvertingInput */\r
  54   uint32_t COMP_OutputSelect;        /*!< Selects the output redirection of the comparator 2.\r
  55                                           This parameter can be a value of @ref COMP_OutputSelect */\r
  56    \r
  57 }COMP_InitTypeDef;\r
  58 \r
  59 /* Exported constants --------------------------------------------------------*/\r
  60    \r
  61 /** @defgroup COMP_Exported_Constants\r
  62   * @{\r
  63   */ \r
  64 \r
  65 #define COMP_OutputLevel_High                   ((uint32_t)0x00000001)\r
  66 #define COMP_OutputLevel_Low                    ((uint32_t)0x00000000)\r
  67 \r
  68 /** @defgroup COMP_Selection\r
  69   * @{\r
  70   */\r
  71 \r
  72 #define COMP_Selection_COMP1                    ((uint32_t)0x00000001)\r
  73 #define COMP_Selection_COMP2                    ((uint32_t)0x00000002)\r
  74 \r
  75 #define IS_COMP_ALL_PERIPH(PERIPH) (((PERIPH) == COMP_Selection_COMP1) || \\r
  76                                     ((PERIPH) == COMP_Selection_COMP2))\r
  77  \r
  78 /**\r
  79   * @}\r
  80   */ \r
  81 \r
  82 /** @defgroup COMP_InvertingInput\r
  83   * @{\r
  84   */\r
  85 \r
  86 #define COMP_InvertingInput_None                ((uint32_t)0x00000000) /* COMP2 is disabled when this parameter is selected */\r
  87 #define COMP_InvertingInput_IO                  ((uint32_t)0x00040000)\r
  88 #define COMP_InvertingInput_VREFINT             ((uint32_t)0x00080000)\r
  89 #define COMP_InvertingInput_3_4VREFINT          ((uint32_t)0x000C0000)\r
  90 #define COMP_InvertingInput_1_2VREFINT          ((uint32_t)0x00100000)\r
  91 #define COMP_InvertingInput_1_4VREFINT          ((uint32_t)0x00140000)\r
  92 #define COMP_InvertingInput_DAC1                ((uint32_t)0x00180000)\r
  93 #define COMP_InvertingInput_DAC2                ((uint32_t)0x001C0000)\r
  94 \r
  95 #define IS_COMP_INVERTING_INPUT(INPUT) (((INPUT) == COMP_InvertingInput_None) || \\r
  96                                         ((INPUT) == COMP_InvertingInput_IO) || \\r
  97                                         ((INPUT) == COMP_InvertingInput_VREFINT) || \\r
  98                                         ((INPUT) == COMP_InvertingInput_3_4VREFINT) || \\r
  99                                         ((INPUT) == COMP_InvertingInput_1_2VREFINT) || \\r
 100                                         ((INPUT) == COMP_InvertingInput_1_4VREFINT) || \\r
 101                                         ((INPUT) == COMP_InvertingInput_DAC1) || \\r
 102                                         ((INPUT) == COMP_InvertingInput_DAC2))\r
 103 /**\r
 104   * @}\r
 105   */ \r
 106 \r
 107 /** @defgroup COMP_OutputSelect\r
 108   * @{\r
 109   */\r
 110 \r
 111 #define COMP_OutputSelect_TIM2IC4               ((uint32_t)0x00000000)\r
 112 #define COMP_OutputSelect_TIM2OCREFCLR          ((uint32_t)0x00200000)\r
 113 #define COMP_OutputSelect_TIM3IC4               ((uint32_t)0x00400000)\r
 114 #define COMP_OutputSelect_TIM3OCREFCLR          ((uint32_t)0x00600000)\r
 115 #define COMP_OutputSelect_TIM4IC4               ((uint32_t)0x00800000)\r
 116 #define COMP_OutputSelect_TIM4OCREFCLR          ((uint32_t)0x00A00000)\r
 117 #define COMP_OutputSelect_TIM10IC1              ((uint32_t)0x00C00000)\r
 118 #define COMP_OutputSelect_None                  ((uint32_t)0x00E00000)\r
 119 \r
 120 #define IS_COMP_OUTPUT(OUTPUT) (((OUTPUT) == COMP_OutputSelect_TIM2IC4) || \\r
 121                                 ((OUTPUT) == COMP_OutputSelect_TIM2OCREFCLR) || \\r
 122                                 ((OUTPUT) == COMP_OutputSelect_TIM3IC4) || \\r
 123                                 ((OUTPUT) == COMP_OutputSelect_TIM3OCREFCLR) || \\r
 124                                 ((OUTPUT) == COMP_OutputSelect_TIM4IC4) || \\r
 125                                 ((OUTPUT) == COMP_OutputSelect_TIM4OCREFCLR) || \\r
 126                                 ((OUTPUT) == COMP_OutputSelect_TIM10IC1) || \\r
 127                                 ((OUTPUT) == COMP_OutputSelect_None))\r
 128 /**\r
 129   * @}\r
 130   */ \r
 131   \r
 132 /** @defgroup COMP_Speed\r
 133   * @{\r
 134   */\r
 135 \r
 136 #define COMP_Speed_Slow                         ((uint32_t)0x00000000)\r
 137 #define COMP_Speed_Fast                         ((uint32_t)0x00001000)\r
 138 \r
 139 #define IS_COMP_SPEED(SPEED)    (((SPEED) == COMP_Speed_Slow) || \\r
 140                                  ((SPEED) == COMP_Speed_Fast))\r
 141 /**\r
 142   * @}\r
 143   */\r
 144   \r
 145 /**\r
 146   * @}\r
 147   */ \r
 148 \r
 149 /* Exported macro ------------------------------------------------------------*/\r
 150 /* Exported functions ------------------------------------------------------- */\r
 151 \r
 152 /*  Function used to set the COMP configuration to the default reset state ****/\r
 153 void COMP_DeInit(void);\r
 154 \r
 155 /* Initialization and Configuration functions *********************************/\r
 156 void COMP_Init(COMP_InitTypeDef* COMP_InitStruct);\r
 157 void COMP_Cmd(FunctionalState NewState);\r
 158 uint8_t COMP_GetOutputLevel(uint32_t COMP_Selection);\r
 159 \r
 160 /* Window mode control function ***********************************************/\r
 161 void COMP_WindowCmd(FunctionalState NewState);\r
 162 \r
 163 /* Internal Reference Voltage (VREFINT) output function ***********************/\r
 164 void COMP_VrefintOutputCmd(FunctionalState NewState);\r
 165 \r
 166 #ifdef __cplusplus\r
 167 }\r
 168 #endif\r
 169 \r
 170 #endif /*__STM32L1xx_COMP_H */\r
 171 \r
 172 /**\r
 173   * @}\r
 174   */ \r
 175 \r
 176 /**\r
 177   * @}\r
 178   */\r
 179 \r
 180 /******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/\r