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diff --git a/example/stm32f4/Utilities/STM32F4-Discovery/stm32f4_discovery.h b/example/stm32f4/Utilities/STM32F4-Discovery/stm32f4_discovery.h
new file mode 100644
index 0000000..c6fec42
--- /dev/null
+++ b/example/stm32f4/Utilities/STM32F4-Discovery/stm32f4_discovery.h
@@ -0,0 +1,158 @@
+/**
+  ******************************************************************************
+  * @file    stm32f4_discovery.h
+  * @author  MCD Application Team
+  * @version V1.0.0
+  * @date    19-September-2011
+  * @brief   This file contains definitions for STM32F4-Discovery Kit's Leds and 
+  *          push-button hardware resources.
+  ******************************************************************************
+  * @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.
+  *
+  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
+  ******************************************************************************  
+  */ 
+  
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32F4_DISCOVERY_H
+#define __STM32F4_DISCOVERY_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+                                              
+/* Includes ------------------------------------------------------------------*/
+ #include "stm32f4xx.h"
+   
+/** @addtogroup Utilities
+  * @{
+  */
+  
+/** @addtogroup STM32F4_DISCOVERY
+  * @{
+  */
+      
+/** @addtogroup STM32F4_DISCOVERY_LOW_LEVEL
+  * @{
+  */ 
+
+/** @defgroup STM32F4_DISCOVERY_LOW_LEVEL_Exported_Types
+  * @{
+  */
+typedef enum 
+{
+  LED4 = 0,
+  LED3 = 1,
+  LED5 = 2,
+  LED6 = 3
+} Led_TypeDef;
+
+typedef enum 
+{  
+  BUTTON_USER = 0,
+} Button_TypeDef;
+
+typedef enum 
+{  
+  BUTTON_MODE_GPIO = 0,
+  BUTTON_MODE_EXTI = 1
+} ButtonMode_TypeDef;     
+/**
+  * @}
+  */ 
+
+/** @defgroup STM32F4_DISCOVERY_LOW_LEVEL_Exported_Constants
+  * @{
+  */ 
+
+/** @addtogroup STM32F4_DISCOVERY_LOW_LEVEL_LED
+  * @{
+  */
+#define LEDn                             4
+
+#define LED4_PIN                         GPIO_Pin_12
+#define LED4_GPIO_PORT                   GPIOD
+#define LED4_GPIO_CLK                    RCC_AHB1Periph_GPIOD  
+  
+#define LED3_PIN                         GPIO_Pin_13
+#define LED3_GPIO_PORT                   GPIOD
+#define LED3_GPIO_CLK                    RCC_AHB1Periph_GPIOD  
+  
+#define LED5_PIN                         GPIO_Pin_14
+#define LED5_GPIO_PORT                   GPIOD
+#define LED5_GPIO_CLK                    RCC_AHB1Periph_GPIOD  
+  
+#define LED6_PIN                         GPIO_Pin_15
+#define LED6_GPIO_PORT                   GPIOD
+#define LED6_GPIO_CLK                    RCC_AHB1Periph_GPIOD
+/**
+  * @}
+  */ 
+  
+/** @addtogroup STM32F4_DISCOVERY_LOW_LEVEL_BUTTON
+  * @{
+  */  
+#define BUTTONn                          1  
+
+/**
+ * @brief Wakeup push-button
+ */
+#define USER_BUTTON_PIN                GPIO_Pin_0
+#define USER_BUTTON_GPIO_PORT          GPIOA
+#define USER_BUTTON_GPIO_CLK           RCC_AHB1Periph_GPIOA
+#define USER_BUTTON_EXTI_LINE          EXTI_Line0
+#define USER_BUTTON_EXTI_PORT_SOURCE   EXTI_PortSourceGPIOA
+#define USER_BUTTON_EXTI_PIN_SOURCE    EXTI_PinSource0
+#define USER_BUTTON_EXTI_IRQn          EXTI0_IRQn 
+/**
+  * @}
+  */ 
+  
+/** @defgroup STM32F4_DISCOVERY_LOW_LEVEL_Exported_Macros
+  * @{
+  */  
+/**
+  * @}
+  */ 
+
+
+/** @defgroup STM32F4_DISCOVERY_LOW_LEVEL_Exported_Functions
+  * @{
+  */
+void STM_EVAL_LEDInit(Led_TypeDef Led);
+void STM_EVAL_LEDOn(Led_TypeDef Led);
+void STM_EVAL_LEDOff(Led_TypeDef Led);
+void STM_EVAL_LEDToggle(Led_TypeDef Led);
+void STM_EVAL_PBInit(Button_TypeDef Button, ButtonMode_TypeDef Button_Mode);
+uint32_t STM_EVAL_PBGetState(Button_TypeDef Button);
+/**
+  * @}
+  */
+  
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F4_DISCOVERY_H */
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */
+
+ 
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/