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Revision:
99:dbbf35b96557
Parent:
90:cb3d968589d8
Child:
106:ba1f97679dad
--- a/TARGET_NUCLEO_F401RE/stm32f4xx_hal_gpio_ex.h	Wed Apr 29 10:16:23 2015 +0100
+++ b/TARGET_NUCLEO_F401RE/stm32f4xx_hal_gpio_ex.h	Wed May 13 08:08:21 2015 +0200
@@ -2,13 +2,13 @@
   ******************************************************************************
   * @file    stm32f4xx_hal_gpio_ex.h
   * @author  MCD Application Team
-  * @version V1.1.0
-  * @date    19-June-2014
+  * @version V1.3.0
+  * @date    09-March-2015
   * @brief   Header file of GPIO HAL Extension module.
   ******************************************************************************
   * @attention
   *
-  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
+  * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
   *
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
@@ -50,23 +50,21 @@
   * @{
   */
 
-/** @addtogroup GPIO
+/** @defgroup GPIOEx GPIOEx
   * @{
   */ 
 
 /* Exported types ------------------------------------------------------------*/
-
 /* Exported constants --------------------------------------------------------*/
-
-/** @defgroup GPIO_Exported_Constants
-  * @{
-  */ 
-  
-/** @defgroup GPIO_Alternat_function_selection 
+/** @defgroup GPIOEx_Exported_Constants GPIO Exported Constants
   * @{
   */
   
-/*------------------------- STM32F429xx/STM32F439xx---------------------------*/ 
+/** @defgroup GPIO_Alternate_function_selection GPIO Alternate Function Selection
+  * @{
+  */  
+  
+/*------------------------------------------ STM32F429xx/STM32F439xx --------------------------------------*/ 
 #if defined (STM32F429xx) || defined (STM32F439xx)
 /** 
   * @brief   AF 0 selection  
@@ -110,6 +108,7 @@
   */ 
 #define GPIO_AF5_SPI1          ((uint8_t)0x05)  /* SPI1 Alternate Function mapping        */
 #define GPIO_AF5_SPI2          ((uint8_t)0x05)  /* SPI2/I2S2 Alternate Function mapping   */
+#define GPIO_AF5_SPI3          ((uint8_t)0x05)  /* SPI3/I2S3 Alternate Function mapping   */
 #define GPIO_AF5_SPI4          ((uint8_t)0x05)  /* SPI4 Alternate Function mapping        */
 #define GPIO_AF5_SPI5          ((uint8_t)0x05)  /* SPI5 Alternate Function mapping        */
 #define GPIO_AF5_SPI6          ((uint8_t)0x05)  /* SPI6 Alternate Function mapping        */
@@ -181,30 +180,6 @@
   * @brief   AF 15 selection  
   */ 
 #define GPIO_AF15_EVENTOUT      ((uint8_t)0x0F)  /* EVENTOUT Alternate Function mapping */
-
-#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
-                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
-                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
-                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
-                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
-                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
-                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
-                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
-                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
-                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
-                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
-                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
-                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
-                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
-                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
-                          ((AF) == GPIO_AF11_ETH)       || ((AF) == GPIO_AF12_OTG_HS_FS) || \
-                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF13_DCMI)      || \
-                          ((AF) == GPIO_AF15_EVENTOUT)  || ((AF) == GPIO_AF5_SPI4)       || \
-                          ((AF) == GPIO_AF5_SPI5)       || ((AF) == GPIO_AF5_SPI6)       || \
-                          ((AF) == GPIO_AF8_UART7)      || ((AF) == GPIO_AF8_UART8)      || \
-                          ((AF) == GPIO_AF12_FMC)       ||  ((AF) == GPIO_AF6_SAI1)      || \
-                          ((AF) == GPIO_AF14_LTDC))
-
 #endif /* STM32F429xx || STM32F439xx */
 /*------------------------------------------------------------------------------------------*/
 
@@ -252,10 +227,13 @@
   */ 
 #define GPIO_AF5_SPI1          ((uint8_t)0x05)  /* SPI1 Alternate Function mapping        */
 #define GPIO_AF5_SPI2          ((uint8_t)0x05)  /* SPI2/I2S2 Alternate Function mapping   */
+#define GPIO_AF5_SPI3          ((uint8_t)0x05)  /* SPI3/I2S3 Alternate Function mapping   */
 #define GPIO_AF5_SPI4          ((uint8_t)0x05)  /* SPI4 Alternate Function mapping        */
 #define GPIO_AF5_SPI5          ((uint8_t)0x05)  /* SPI5 Alternate Function mapping        */
 #define GPIO_AF5_SPI6          ((uint8_t)0x05)  /* SPI6 Alternate Function mapping        */
-#define GPIO_AF5_I2S3ext       ((uint8_t)0x05)  /* I2S3ext_SD Alternate Function mapping  */
+/** @brief  GPIO_Legacy 
+  */
+#define GPIO_AF5_I2S3ext       GPIO_AF5_SPI3    /* I2S3ext_SD Alternate Function mapping  */
 
 /** 
   * @brief   AF 6 selection  
@@ -317,29 +295,6 @@
   * @brief   AF 15 selection  
   */ 
 #define GPIO_AF15_EVENTOUT      ((uint8_t)0x0F)  /* EVENTOUT Alternate Function mapping */
-
-#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
-                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
-                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
-                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
-                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
-                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
-                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
-                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
-                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
-                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
-                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
-                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
-                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
-                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
-                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
-                          ((AF) == GPIO_AF11_ETH)       || ((AF) == GPIO_AF12_OTG_HS_FS) || \
-                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF13_DCMI)      || \
-                          ((AF) == GPIO_AF15_EVENTOUT)  || ((AF) == GPIO_AF5_SPI4)       || \
-                          ((AF) == GPIO_AF5_SPI5)       || ((AF) == GPIO_AF5_SPI6)       || \
-                          ((AF) == GPIO_AF8_UART7)      || ((AF) == GPIO_AF8_UART8)      || \
-                          ((AF) == GPIO_AF12_FMC)       ||  ((AF) == GPIO_AF6_SAI1))
-
 #endif /* STM32F427xx || STM32F437xx */
 /*------------------------------------------------------------------------------------------*/
 
@@ -446,26 +401,6 @@
   * @brief   AF 15 selection  
   */ 
 #define GPIO_AF15_EVENTOUT      ((uint8_t)0x0F)  /* EVENTOUT Alternate Function mapping */
-
-#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
-                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
-                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
-                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
-                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
-                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
-                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
-                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
-                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
-                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
-                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
-                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
-                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
-                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
-                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
-                          ((AF) == GPIO_AF11_ETH)       || ((AF) == GPIO_AF12_OTG_HS_FS) || \
-                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF13_DCMI)      || \
-                          ((AF) == GPIO_AF12_FSMC)      || ((AF) == GPIO_AF15_EVENTOUT))
-
 #endif /* STM32F407xx || STM32F417xx */
 /*------------------------------------------------------------------------------------------*/
 
@@ -519,7 +454,7 @@
   * @brief   AF 6 selection  
   */ 
 #define GPIO_AF6_SPI3          ((uint8_t)0x06)  /* SPI3/I2S3 Alternate Function mapping  */
-#define GPIO_AF6_I2S2ext      ((uint8_t)0x06)  /* I2S2ext_SD Alternate Function mapping */
+#define GPIO_AF6_I2S2ext       ((uint8_t)0x06)  /* I2S2ext_SD Alternate Function mapping */
 
 /** 
   * @brief   AF 7 selection  
@@ -562,25 +497,6 @@
   * @brief   AF 15 selection  
   */ 
 #define GPIO_AF15_EVENTOUT      ((uint8_t)0x0F)  /* EVENTOUT Alternate Function mapping */
-
-#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
-                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
-                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
-                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
-                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
-                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
-                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
-                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
-                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
-                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
-                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
-                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
-                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
-                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
-                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
-                          ((AF) == GPIO_AF12_OTG_HS_FS) || ((AF) == GPIO_AF12_SDIO)      || \
-                          ((AF) == GPIO_AF12_FSMC)      || ((AF) == GPIO_AF15_EVENTOUT))
-
 #endif /* STM32F405xx || STM32F415xx */
 
 /*------------------------------------------------------------------------------------------*/
@@ -671,21 +587,6 @@
   * @brief   AF 15 selection  
   */ 
 #define GPIO_AF15_EVENTOUT      ((uint8_t)0x0F)  /* EVENTOUT Alternate Function mapping */
-
-#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
-                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
-                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
-                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
-                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
-                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF4_I2C1)       || \
-                          ((AF) == GPIO_AF4_I2C2)       || ((AF) == GPIO_AF4_I2C3)       || \
-                          ((AF) == GPIO_AF5_SPI1)       || ((AF) == GPIO_AF5_SPI2)       || \
-                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF5_SPI4)       || \
-                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
-                          ((AF) == GPIO_AF8_USART6)     || ((AF) == GPIO_AF10_OTG_FS)    || \
-                          ((AF) == GPIO_AF9_I2C2)       || ((AF) == GPIO_AF9_I2C3)       || \
-                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF15_EVENTOUT))
-
 #endif /* STM32F401xC || STM32F401xE */
 /*------------------------------------------------------------------------------------------*/
 
@@ -779,7 +680,342 @@
   * @brief   AF 15 selection  
   */ 
 #define GPIO_AF15_EVENTOUT      ((uint8_t)0x0F)  /* EVENTOUT Alternate Function mapping */
+#endif /* STM32F411xE */
+/*---------------------------------------- STM32F446xx -------------------------------------------*/
+#if defined (STM32F446xx)
+/**
+  * @brief   AF 0 selection  
+  */ 
+#define GPIO_AF0_RTC_50Hz      ((uint8_t)0x00)  /* RTC_50Hz Alternate Function mapping                       */
+#define GPIO_AF0_MCO           ((uint8_t)0x00)  /* MCO (MCO1 and MCO2) Alternate Function mapping            */
+#define GPIO_AF0_TAMPER        ((uint8_t)0x00)  /* TAMPER (TAMPER_1 and TAMPER_2) Alternate Function mapping */
+#define GPIO_AF0_SWJ           ((uint8_t)0x00)  /* SWJ (SWD and JTAG) Alternate Function mapping             */
+#define GPIO_AF0_TRACE         ((uint8_t)0x00)  /* TRACE Alternate Function mapping                          */
 
+/** 
+  * @brief   AF 1 selection  
+  */ 
+#define GPIO_AF1_TIM1          ((uint8_t)0x01)  /* TIM1 Alternate Function mapping */
+#define GPIO_AF1_TIM2          ((uint8_t)0x01)  /* TIM2 Alternate Function mapping */
+
+/** 
+  * @brief   AF 2 selection  
+  */ 
+#define GPIO_AF2_TIM3          ((uint8_t)0x02)  /* TIM3 Alternate Function mapping */
+#define GPIO_AF2_TIM4          ((uint8_t)0x02)  /* TIM4 Alternate Function mapping */
+#define GPIO_AF2_TIM5          ((uint8_t)0x02)  /* TIM5 Alternate Function mapping */
+
+/** 
+  * @brief   AF 3 selection  
+  */ 
+#define GPIO_AF3_TIM8          ((uint8_t)0x03)  /* TIM8 Alternate Function mapping  */
+#define GPIO_AF3_TIM9          ((uint8_t)0x03)  /* TIM9 Alternate Function mapping  */
+#define GPIO_AF3_TIM10         ((uint8_t)0x03)  /* TIM10 Alternate Function mapping */
+#define GPIO_AF3_TIM11         ((uint8_t)0x03)  /* TIM11 Alternate Function mapping */
+#define GPIO_AF3_CEC           ((uint8_t)0x03)  /* CEC Alternate Function mapping   */
+
+/** 
+  * @brief   AF 4 selection  
+  */ 
+#define GPIO_AF4_I2C1          ((uint8_t)0x04)  /* I2C1 Alternate Function mapping */
+#define GPIO_AF4_I2C2          ((uint8_t)0x04)  /* I2C2 Alternate Function mapping */
+#define GPIO_AF4_I2C3          ((uint8_t)0x04)  /* I2C3 Alternate Function mapping */
+#define GPIO_AF4_FMPI2C1       ((uint8_t)0x04)  /* FMPI2C1 Alternate Function mapping */
+#define GPIO_AF4_CEC           ((uint8_t)0x04)  /* CEC Alternate Function mapping  */
+
+/** 
+  * @brief   AF 5 selection  
+  */ 
+#define GPIO_AF5_SPI1          ((uint8_t)0x05)  /* SPI1/I2S1 Alternate Function mapping   */
+#define GPIO_AF5_SPI2          ((uint8_t)0x05)  /* SPI2/I2S2 Alternate Function mapping   */
+#define GPIO_AF5_SPI3          ((uint8_t)0x05)  /* SPI3/I2S3 Alternate Function mapping   */
+#define GPIO_AF5_SPI4          ((uint8_t)0x05)  /* SPI4 Alternate Function mapping        */
+
+/** 
+  * @brief   AF 6 selection  
+  */ 
+#define GPIO_AF6_SPI2          ((uint8_t)0x06)  /* SPI2/I2S2 Alternate Function mapping  */
+#define GPIO_AF6_SPI3          ((uint8_t)0x06)  /* SPI3/I2S3 Alternate Function mapping  */
+#define GPIO_AF6_SPI4          ((uint8_t)0x06)  /* SPI4 Alternate Function mapping       */
+#define GPIO_AF6_SAI1          ((uint8_t)0x06)  /* SAI1 Alternate Function mapping       */
+
+/** 
+  * @brief   AF 7 selection  
+  */ 
+#define GPIO_AF7_USART1        ((uint8_t)0x07)  /* USART1 Alternate Function mapping     */
+#define GPIO_AF7_USART2        ((uint8_t)0x07)  /* USART2 Alternate Function mapping     */
+#define GPIO_AF7_USART3        ((uint8_t)0x07)  /* USART3 Alternate Function mapping     */
+#define GPIO_AF7_UART5         ((uint8_t)0x07)  /* UART5 Alternate Function mapping      */
+#define GPIO_AF7_SPI2          ((uint8_t)0x07)  /* SPI2/I2S2 Alternate Function mapping  */
+#define GPIO_AF7_SPI3          ((uint8_t)0x07)  /* SPI3/I2S3 Alternate Function mapping  */
+#define GPIO_AF7_SPDIFRX         ((uint8_t)0x07)  /* SPDIFRX Alternate Function mapping      */
+
+/** 
+  * @brief   AF 8 selection  
+  */ 
+#define GPIO_AF8_UART4         ((uint8_t)0x08)  /* UART4 Alternate Function mapping  */
+#define GPIO_AF8_UART5         ((uint8_t)0x08)  /* UART5 Alternate Function mapping  */
+#define GPIO_AF8_USART6        ((uint8_t)0x08)  /* USART6 Alternate Function mapping */
+#define GPIO_AF8_SPDIFRX         ((uint8_t)0x08)  /* SPDIFRX Alternate Function mapping  */
+#define GPIO_AF8_SAI2          ((uint8_t)0x08)  /* SAI2 Alternate Function mapping   */
+
+/** 
+  * @brief   AF 9 selection 
+  */ 
+#define GPIO_AF9_CAN1          ((uint8_t)0x09)  /* CAN1 Alternate Function mapping  */
+#define GPIO_AF9_CAN2          ((uint8_t)0x09)  /* CAN2 Alternate Function mapping  */
+#define GPIO_AF9_TIM12         ((uint8_t)0x09)  /* TIM12 Alternate Function mapping */
+#define GPIO_AF9_TIM13         ((uint8_t)0x09)  /* TIM13 Alternate Function mapping */
+#define GPIO_AF9_TIM14         ((uint8_t)0x09)  /* TIM14 Alternate Function mapping */
+#define GPIO_AF9_QSPI          ((uint8_t)0x09)  /* QSPI Alternate Function mapping  */
+
+/** 
+  * @brief   AF 10 selection  
+  */ 
+#define GPIO_AF10_OTG_FS        ((uint8_t)0xA)  /* OTG_FS Alternate Function mapping */
+#define GPIO_AF10_OTG_HS        ((uint8_t)0xA)  /* OTG_HS Alternate Function mapping */
+#define GPIO_AF10_SAI2          ((uint8_t)0xA)  /* SAI2 Alternate Function mapping   */
+#define GPIO_AF10_QSPI          ((uint8_t)0xA)  /* QSPI Alternate Function mapping  */
+
+/** 
+  * @brief   AF 11 selection  
+  */ 
+#define GPIO_AF11_ETH           ((uint8_t)0x0B)  /* ETHERNET Alternate Function mapping */
+
+/** 
+  * @brief   AF 12 selection  
+  */ 
+#define GPIO_AF12_FMC           ((uint8_t)0xC)  /* FMC Alternate Function mapping                      */
+#define GPIO_AF12_OTG_HS_FS     ((uint8_t)0xC)  /* OTG HS configured in FS, Alternate Function mapping */
+#define GPIO_AF12_SDIO          ((uint8_t)0xC)  /* SDIO Alternate Function mapping                     */
+
+/** 
+  * @brief   AF 13 selection  
+  */ 
+#define GPIO_AF13_DCMI          ((uint8_t)0x0D)  /* DCMI Alternate Function mapping */
+
+/** 
+  * @brief   AF 15 selection  
+  */ 
+#define GPIO_AF15_EVENTOUT      ((uint8_t)0x0F)  /* EVENTOUT Alternate Function mapping */
+
+#endif /* STM32F446xx */
+
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */
+
+/* Exported macro ------------------------------------------------------------*/
+/** @defgroup GPIOEx_Exported_Macros GPIO Exported Macros
+  * @{
+  */
+/**
+  * @}
+  */
+
+/* Exported functions --------------------------------------------------------*/ 
+/** @defgroup GPIOEx_Exported_Functions GPIO Exported Functions
+  * @{
+  */
+/**
+  * @}
+  */
+
+/* Private types -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private constants ---------------------------------------------------------*/
+/** @defgroup GPIOEx_Private_Constants GPIO Private Constants
+  * @{
+  */
+/**
+  * @}
+  */
+
+/* Private macros ------------------------------------------------------------*/
+/** @defgroup GPIOEx_Private_Macros GPIO Private Macros
+  * @{
+  */
+/** @defgroup GPIOEx_Get_Port_Index GPIO Get Port Index
+  * @{
+  */
+#if defined (STM32F405xx) || defined (STM32F415xx) || defined (STM32F407xx) || defined (STM32F417xx)
+#define GPIO_GET_INDEX(__GPIOx__)    (uint8_t)(((__GPIOx__) == (GPIOA))? 0U :\
+                                               ((__GPIOx__) == (GPIOB))? 1U :\
+                                               ((__GPIOx__) == (GPIOC))? 2U :\
+                                               ((__GPIOx__) == (GPIOD))? 3U :\
+                                               ((__GPIOx__) == (GPIOE))? 4U :\
+                                               ((__GPIOx__) == (GPIOF))? 5U :\
+                                               ((__GPIOx__) == (GPIOG))? 6U :\
+                                               ((__GPIOx__) == (GPIOH))? 7U :\
+                                               ((__GPIOx__) == (GPIOI))? 8U : 9U)
+#endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx */
+
+#if defined (STM32F427xx) || defined (STM32F437xx) || defined (STM32F429xx) || defined (STM32F439xx)
+#define GPIO_GET_INDEX(__GPIOx__)    (uint8_t)(((__GPIOx__) == (GPIOA))? 0U :\
+                                               ((__GPIOx__) == (GPIOB))? 1U :\
+                                               ((__GPIOx__) == (GPIOC))? 2U :\
+                                               ((__GPIOx__) == (GPIOD))? 3U :\
+                                               ((__GPIOx__) == (GPIOE))? 4U :\
+                                               ((__GPIOx__) == (GPIOF))? 5U :\
+                                               ((__GPIOx__) == (GPIOG))? 6U :\
+                                               ((__GPIOx__) == (GPIOH))? 7U :\
+                                               ((__GPIOx__) == (GPIOI))? 8U :\
+                                               ((__GPIOx__) == (GPIOJ))? 9U : 10U)
+#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */
+
+#if defined (STM32F401xC) || defined (STM32F401xE) || defined (STM32F411xE)
+#define GPIO_GET_INDEX(__GPIOx__)    (uint8_t)(((__GPIOx__) == (GPIOA))? 0U :\
+                                               ((__GPIOx__) == (GPIOB))? 1U :\
+                                               ((__GPIOx__) == (GPIOC))? 2U :\
+                                               ((__GPIOx__) == (GPIOD))? 3U :\
+                                               ((__GPIOx__) == (GPIOE))? 4U : 5U)
+#endif /* STM32F401xC || STM32F401xE || STM32F411xE */
+
+#if defined (STM32F446xx)
+#define GPIO_GET_INDEX(__GPIOx__)    (uint8_t)(((__GPIOx__) == (GPIOA))? 0U :\
+                                               ((__GPIOx__) == (GPIOB))? 1U :\
+                                               ((__GPIOx__) == (GPIOC))? 2U :\
+                                               ((__GPIOx__) == (GPIOD))? 3U :\
+                                               ((__GPIOx__) == (GPIOE))? 4U :\
+                                               ((__GPIOx__) == (GPIOF))? 5U :\
+                                               ((__GPIOx__) == (GPIOG))? 6U : 8U)
+#endif /* STM32F446xx */
+
+/**
+  * @}
+  */
+
+/** @defgroup GPIOEx_IS_Alternat_function_selection GPIO Check Alternate Function
+  * @{
+  */  
+/*------------------------- STM32F429xx/STM32F439xx---------------------------*/ 
+#if defined (STM32F429xx) || defined (STM32F439xx)
+#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
+                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
+                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
+                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
+                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
+                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
+                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
+                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
+                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
+                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
+                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
+                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
+                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
+                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
+                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
+                          ((AF) == GPIO_AF11_ETH)       || ((AF) == GPIO_AF12_OTG_HS_FS) || \
+                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF13_DCMI)      || \
+                          ((AF) == GPIO_AF15_EVENTOUT)  || ((AF) == GPIO_AF5_SPI4)       || \
+                          ((AF) == GPIO_AF5_SPI5)       || ((AF) == GPIO_AF5_SPI6)       || \
+                          ((AF) == GPIO_AF8_UART7)      || ((AF) == GPIO_AF8_UART8)      || \
+                          ((AF) == GPIO_AF12_FMC)       ||  ((AF) == GPIO_AF6_SAI1)      || \
+                          ((AF) == GPIO_AF14_LTDC))
+
+#endif /* STM32F429xx || STM32F439xx */
+/*------------------------------------------------------------------------------------------*/
+
+/*---------------------------------- STM32F427xx/STM32F437xx--------------------------------*/
+#if defined (STM32F427xx) || defined (STM32F437xx)
+#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
+                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
+                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
+                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
+                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
+                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
+                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
+                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
+                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
+                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
+                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
+                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
+                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
+                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
+                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
+                          ((AF) == GPIO_AF11_ETH)       || ((AF) == GPIO_AF12_OTG_HS_FS) || \
+                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF13_DCMI)      || \
+                          ((AF) == GPIO_AF15_EVENTOUT)  || ((AF) == GPIO_AF5_SPI4)       || \
+                          ((AF) == GPIO_AF5_SPI5)       || ((AF) == GPIO_AF5_SPI6)       || \
+                          ((AF) == GPIO_AF8_UART7)      || ((AF) == GPIO_AF8_UART8)      || \
+                          ((AF) == GPIO_AF12_FMC)       ||  ((AF) == GPIO_AF6_SAI1))
+
+#endif /* STM32F427xx || STM32F437xx */
+/*------------------------------------------------------------------------------------------*/
+
+/*---------------------------------- STM32F407xx/STM32F417xx--------------------------------*/
+#if defined (STM32F407xx) || defined (STM32F417xx)
+#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
+                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
+                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
+                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
+                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
+                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
+                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
+                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
+                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
+                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
+                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
+                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
+                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
+                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
+                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
+                          ((AF) == GPIO_AF11_ETH)       || ((AF) == GPIO_AF12_OTG_HS_FS) || \
+                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF13_DCMI)      || \
+                          ((AF) == GPIO_AF12_FSMC)      || ((AF) == GPIO_AF15_EVENTOUT))
+
+#endif /* STM32F407xx || STM32F417xx */
+/*------------------------------------------------------------------------------------------*/
+
+/*---------------------------------- STM32F405xx/STM32F415xx--------------------------------*/
+#if defined (STM32F405xx) || defined (STM32F415xx)
+#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
+                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
+                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
+                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
+                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
+                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
+                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
+                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
+                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
+                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
+                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
+                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
+                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
+                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
+                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
+                          ((AF) == GPIO_AF12_OTG_HS_FS) || ((AF) == GPIO_AF12_SDIO)      || \
+                          ((AF) == GPIO_AF12_FSMC)      || ((AF) == GPIO_AF15_EVENTOUT))
+
+#endif /* STM32F405xx || STM32F415xx */
+
+/*------------------------------------------------------------------------------------------*/
+
+/*---------------------------------------- STM32F401xx--------------------------------------*/
+#if defined(STM32F401xC) || defined(STM32F401xE) 
+#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
+                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
+                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
+                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
+                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
+                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF4_I2C1)       || \
+                          ((AF) == GPIO_AF4_I2C2)       || ((AF) == GPIO_AF4_I2C3)       || \
+                          ((AF) == GPIO_AF5_SPI1)       || ((AF) == GPIO_AF5_SPI2)       || \
+                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF5_SPI4)       || \
+                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
+                          ((AF) == GPIO_AF8_USART6)     || ((AF) == GPIO_AF10_OTG_FS)    || \
+                          ((AF) == GPIO_AF9_I2C2)       || ((AF) == GPIO_AF9_I2C3)       || \
+                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF15_EVENTOUT))
+
+#endif /* STM32F401xC || STM32F401xE */
+/*------------------------------------------------------------------------------------------*/
+
+/*---------------------------------------- STM32F411xx--------------------------------------*/
+#if defined(STM32F411xE) 
 #define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
                           ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
                           ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
@@ -797,6 +1033,39 @@
                           ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF15_EVENTOUT))
 
 #endif /* STM32F411xE */
+/*----------------------------------------------------------------------------------------------------*/
+
+/*----------------------------------------------- STM32F446xx ----------------------------------------*/
+#if defined(STM32F446xx) 
+#define IS_GPIO_AF(AF)   (((AF) == GPIO_AF0_RTC_50Hz)   || ((AF) == GPIO_AF9_TIM14)      || \
+                          ((AF) == GPIO_AF0_MCO)        || ((AF) == GPIO_AF0_TAMPER)     || \
+                          ((AF) == GPIO_AF0_SWJ)        || ((AF) == GPIO_AF0_TRACE)      || \
+                          ((AF) == GPIO_AF1_TIM1)       || ((AF) == GPIO_AF1_TIM2)       || \
+                          ((AF) == GPIO_AF2_TIM3)       || ((AF) == GPIO_AF2_TIM4)       || \
+                          ((AF) == GPIO_AF2_TIM5)       || ((AF) == GPIO_AF3_TIM8)       || \
+                          ((AF) == GPIO_AF4_I2C1)       || ((AF) == GPIO_AF4_I2C2)       || \
+                          ((AF) == GPIO_AF4_I2C3)       || ((AF) == GPIO_AF5_SPI1)       || \
+                          ((AF) == GPIO_AF5_SPI2)       || ((AF) == GPIO_AF9_TIM13)      || \
+                          ((AF) == GPIO_AF6_SPI3)       || ((AF) == GPIO_AF9_TIM12)      || \
+                          ((AF) == GPIO_AF7_USART1)     || ((AF) == GPIO_AF7_USART2)     || \
+                          ((AF) == GPIO_AF7_USART3)     || ((AF) == GPIO_AF8_UART4)      || \
+                          ((AF) == GPIO_AF8_UART5)      || ((AF) == GPIO_AF8_USART6)     || \
+                          ((AF) == GPIO_AF9_CAN1)       || ((AF) == GPIO_AF9_CAN2)       || \
+                          ((AF) == GPIO_AF10_OTG_FS)    || ((AF) == GPIO_AF10_OTG_HS)    || \
+                          ((AF) == GPIO_AF11_ETH)       || ((AF) == GPIO_AF12_OTG_HS_FS) || \
+                          ((AF) == GPIO_AF12_SDIO)      || ((AF) == GPIO_AF13_DCMI)      || \
+                          ((AF) == GPIO_AF15_EVENTOUT)  || ((AF) == GPIO_AF5_SPI4)       || \
+                          ((AF) == GPIO_AF12_FMC)       ||  ((AF) == GPIO_AF6_SAI1)      || \
+                          ((AF) == GPIO_AF3_CEC)        ||  ((AF) == GPIO_AF4_CEC)       || \
+                          ((AF) == GPIO_AF5_SPI3)       ||  ((AF) == GPIO_AF6_SPI2)      || \
+                          ((AF) == GPIO_AF6_SPI4)       ||  ((AF) == GPIO_AF7_UART5)      || \
+                          ((AF) == GPIO_AF7_SPI2)       ||  ((AF) == GPIO_AF7_SPI3)       || \
+                          ((AF) == GPIO_AF7_SPDIFRX)      ||  ((AF) == GPIO_AF8_SPDIFRX)      || \
+                          ((AF) == GPIO_AF8_SAI2)       ||  ((AF) == GPIO_AF9_QSPI)       || \
+                          ((AF) == GPIO_AF10_SAI2)      ||  ((AF) == GPIO_AF10_QSPI))
+
+#endif /* STM32F446xx */
+
 /**
   * @}
   */ 
@@ -805,9 +1074,14 @@
   * @}
   */
 
-/* Exported macro ------------------------------------------------------------*/
-/* Exported functions --------------------------------------------------------*/ 
+/* Private functions ---------------------------------------------------------*/
+/** @defgroup GPIOEx_Private_Functions GPIO Private Functions
+  * @{
+  */
 
+/**
+  * @}
+  */
 
 /**
   * @}