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Revision:
99:dbbf35b96557
Parent:
90:cb3d968589d8
Child:
106:ba1f97679dad
--- a/TARGET_NUCLEO_F401RE/stm32f4xx_hal_uart.h	Wed Apr 29 10:16:23 2015 +0100
+++ b/TARGET_NUCLEO_F401RE/stm32f4xx_hal_uart.h	Wed May 13 08:08:21 2015 +0200
@@ -2,13 +2,13 @@
   ******************************************************************************
   * @file    stm32f4xx_hal_uart.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 UART HAL 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:
@@ -55,6 +55,9 @@
   */ 
 
 /* Exported types ------------------------------------------------------------*/ 
+/** @defgroup UART_Exported_Types UART Exported Types
+  * @{
+  */
 
 /** 
   * @brief UART Init Structure definition  
@@ -80,14 +83,14 @@
                                                  the word length is set to 9 data bits; 8th bit when the
                                                  word length is set to 8 data bits). */
  
-  uint32_t Mode;                      /*!< Specifies wether the Receive or Transmit mode is enabled or disabled.
+  uint32_t Mode;                      /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
                                            This parameter can be a value of @ref UART_Mode */
 
-  uint32_t HwFlowCtl;                 /*!< Specifies wether the hardware flow control mode is enabled
+  uint32_t HwFlowCtl;                 /*!< Specifies whether the hardware flow control mode is enabled
                                            or disabled.
                                            This parameter can be a value of @ref UART_Hardware_Flow_Control */
   
-  uint32_t OverSampling;              /*!< Specifies wether the Over sampling 8 is enabled or disabled, to achieve higher speed (up to fPCLK/8).
+  uint32_t OverSampling;              /*!< Specifies whether the Over sampling 8 is enabled or disabled, to achieve higher speed (up to fPCLK/8).
                                            This parameter can be a value of @ref UART_Over_Sampling */ 
 }UART_InitTypeDef;
 
@@ -107,202 +110,185 @@
 }HAL_UART_StateTypeDef;
 
 /** 
-  * @brief  HAL UART Error Code structure definition  
-  */ 
-typedef enum
-{
-  HAL_UART_ERROR_NONE      = 0x00,    /*!< No error            */
-  HAL_UART_ERROR_PE        = 0x01,    /*!< Parity error        */
-  HAL_UART_ERROR_NE        = 0x02,    /*!< Noise error         */
-  HAL_UART_ERROR_FE        = 0x04,    /*!< frame error         */
-  HAL_UART_ERROR_ORE       = 0x08,    /*!< Overrun error       */
-  HAL_UART_ERROR_DMA       = 0x10     /*!< DMA transfer error  */
-}HAL_UART_ErrorTypeDef;
-
-/** 
   * @brief  UART handle Structure definition  
   */  
 typedef struct
 {
-  USART_TypeDef                 *Instance;        /* UART registers base address        */
+  USART_TypeDef                 *Instance;        /*!< UART registers base address        */
   
-  UART_InitTypeDef              Init;             /* UART communication parameters      */
+  UART_InitTypeDef              Init;             /*!< UART communication parameters      */
   
-  uint8_t                       *pTxBuffPtr;      /* Pointer to UART Tx transfer Buffer */
+  uint8_t                       *pTxBuffPtr;      /*!< Pointer to UART Tx transfer Buffer */
   
-  uint16_t                      TxXferSize;       /* UART Tx Transfer size              */
+  uint16_t                      TxXferSize;       /*!< UART Tx Transfer size              */
   
-  uint16_t                      TxXferCount;      /* UART Tx Transfer Counter           */
+  uint16_t                      TxXferCount;      /*!< UART Tx Transfer Counter           */
   
-  uint8_t                       *pRxBuffPtr;      /* Pointer to UART Rx transfer Buffer */
+  uint8_t                       *pRxBuffPtr;      /*!< Pointer to UART Rx transfer Buffer */
   
-  uint16_t                      RxXferSize;       /* UART Rx Transfer size              */
+  uint16_t                      RxXferSize;       /*!< UART Rx Transfer size              */
   
-  uint16_t                      RxXferCount;      /* UART Rx Transfer Counter           */  
+  uint16_t                      RxXferCount;      /*!< UART Rx Transfer Counter           */  
   
-  DMA_HandleTypeDef             *hdmatx;          /* UART Tx DMA Handle parameters      */
+  DMA_HandleTypeDef             *hdmatx;          /*!< UART Tx DMA Handle parameters      */
     
-  DMA_HandleTypeDef             *hdmarx;          /* UART Rx DMA Handle parameters      */
+  DMA_HandleTypeDef             *hdmarx;          /*!< UART Rx DMA Handle parameters      */
   
-  HAL_LockTypeDef               Lock;            /* Locking object                     */
+  HAL_LockTypeDef               Lock;             /*!< Locking object                     */
 
-  __IO HAL_UART_StateTypeDef    State;            /* UART communication state           */
+  __IO HAL_UART_StateTypeDef    State;            /*!< UART communication state           */
   
-  __IO HAL_UART_ErrorTypeDef    ErrorCode;        /* UART Error code                    */
-  
+  __IO uint32_t                 ErrorCode;        /*!< UART Error code                    */
+
 }UART_HandleTypeDef;
+/**
+  * @}
+  */
 
 /* Exported constants --------------------------------------------------------*/
-/** @defgroup UART_Exported_Constants
+/** @defgroup UART_Exported_Constants UART Exported constants
   * @{
   */
-  
-/** @defgroup UART_Word_Length 
+
+/** @defgroup UART_Error_Code UART Error Code
+  * @brief    UART Error Code 
+  * @{
+  */ 
+#define HAL_UART_ERROR_NONE         ((uint32_t)0x00000000)   /*!< No error            */
+#define HAL_UART_ERROR_PE           ((uint32_t)0x00000001)   /*!< Parity error        */
+#define HAL_UART_ERROR_NE           ((uint32_t)0x00000002)   /*!< Noise error         */
+#define HAL_UART_ERROR_FE           ((uint32_t)0x00000004)   /*!< Frame error         */
+#define HAL_UART_ERROR_ORE          ((uint32_t)0x00000008)   /*!< Overrun error       */
+#define HAL_UART_ERROR_DMA          ((uint32_t)0x00000010)   /*!< DMA transfer error  */
+/**
+  * @}
+  */
+
+/** @defgroup UART_Word_Length UART Word Length
   * @{
   */
 #define UART_WORDLENGTH_8B                  ((uint32_t)0x00000000)
 #define UART_WORDLENGTH_9B                  ((uint32_t)USART_CR1_M)
-#define IS_UART_WORD_LENGTH(LENGTH) (((LENGTH) == UART_WORDLENGTH_8B) || \
-                                     ((LENGTH) == UART_WORDLENGTH_9B))
 /**
   * @}
   */
 
-/** @defgroup UART_Stop_Bits 
+/** @defgroup UART_Stop_Bits UART Number of Stop Bits
   * @{
   */
 #define UART_STOPBITS_1                     ((uint32_t)0x00000000)
 #define UART_STOPBITS_2                     ((uint32_t)USART_CR2_STOP_1)
-#define IS_UART_STOPBITS(STOPBITS) (((STOPBITS) == UART_STOPBITS_1) || \
-                                    ((STOPBITS) == UART_STOPBITS_2))
 /**
   * @}
   */ 
 
-/** @defgroup UART_Parity 
+/** @defgroup UART_Parity UART Parity
   * @{
   */ 
 #define UART_PARITY_NONE                    ((uint32_t)0x00000000)
 #define UART_PARITY_EVEN                    ((uint32_t)USART_CR1_PCE)
 #define UART_PARITY_ODD                     ((uint32_t)(USART_CR1_PCE | USART_CR1_PS)) 
-#define IS_UART_PARITY(PARITY) (((PARITY) == UART_PARITY_NONE) || \
-                                ((PARITY) == UART_PARITY_EVEN) || \
-                                ((PARITY) == UART_PARITY_ODD))
 /**
   * @}
   */ 
 
-/** @defgroup UART_Hardware_Flow_Control 
+/** @defgroup UART_Hardware_Flow_Control UART Hardware Flow Control
   * @{
   */ 
 #define UART_HWCONTROL_NONE                  ((uint32_t)0x00000000)
 #define UART_HWCONTROL_RTS                   ((uint32_t)USART_CR3_RTSE)
 #define UART_HWCONTROL_CTS                   ((uint32_t)USART_CR3_CTSE)
 #define UART_HWCONTROL_RTS_CTS               ((uint32_t)(USART_CR3_RTSE | USART_CR3_CTSE))
-#define IS_UART_HARDWARE_FLOW_CONTROL(CONTROL)\
-                              (((CONTROL) == UART_HWCONTROL_NONE) || \
-                               ((CONTROL) == UART_HWCONTROL_RTS) || \
-                               ((CONTROL) == UART_HWCONTROL_CTS) || \
-                               ((CONTROL) == UART_HWCONTROL_RTS_CTS))
 /**
   * @}
   */
 
-/** @defgroup UART_Mode 
+/** @defgroup UART_Mode UART Transfer Mode
   * @{
   */ 
 #define UART_MODE_RX                        ((uint32_t)USART_CR1_RE)
 #define UART_MODE_TX                        ((uint32_t)USART_CR1_TE)
 #define UART_MODE_TX_RX                     ((uint32_t)(USART_CR1_TE |USART_CR1_RE))
-#define IS_UART_MODE(MODE) ((((MODE) & (uint32_t)0x0000FFF3) == 0x00) && ((MODE) != (uint32_t)0x000000))
 /**
   * @}
   */
     
- /** @defgroup UART_State 
+ /** @defgroup UART_State UART State
   * @{
   */ 
 #define UART_STATE_DISABLE                  ((uint32_t)0x00000000)
 #define UART_STATE_ENABLE                   ((uint32_t)USART_CR1_UE)
-#define IS_UART_STATE(STATE) (((STATE) == UART_STATE_DISABLE) || \
-                              ((STATE) == UART_STATE_ENABLE))
 /**
   * @}
   */
 
-/** @defgroup UART_Over_Sampling 
+/** @defgroup UART_Over_Sampling UART Over Sampling
   * @{
   */
 #define UART_OVERSAMPLING_16                    ((uint32_t)0x00000000)
 #define UART_OVERSAMPLING_8                     ((uint32_t)USART_CR1_OVER8)
-#define IS_UART_OVERSAMPLING(SAMPLING) (((SAMPLING) == UART_OVERSAMPLING_16) || \
-                                        ((SAMPLING) == UART_OVERSAMPLING_8))
 /**
   * @}
   */
 
-/** @defgroup UART_LIN_Break_Detection_Length 
+/** @defgroup UART_LIN_Break_Detection_Length  UART LIN Break Detection Length
   * @{
   */  
 #define UART_LINBREAKDETECTLENGTH_10B      ((uint32_t)0x00000000)
 #define UART_LINBREAKDETECTLENGTH_11B      ((uint32_t)0x00000020)
-#define IS_UART_LIN_BREAK_DETECT_LENGTH(LENGTH) (((LENGTH) == UART_LINBREAKDETECTLENGTH_10B) || \
-                                                 ((LENGTH) == UART_LINBREAKDETECTLENGTH_11B))
 /**
   * @}
   */
                                          
-/** @defgroup UART_WakeUp_functions
+/** @defgroup UART_WakeUp_functions  UART Wakeup Functions
   * @{
   */
-#define UART_WAKEUPMETHODE_IDLELINE                ((uint32_t)0x00000000)
-#define UART_WAKEUPMETHODE_ADDRESSMARK             ((uint32_t)0x00000800)
-#define IS_UART_WAKEUPMETHODE(WAKEUP) (((WAKEUP) == UART_WAKEUPMETHODE_IDLELINE) || \
-                                       ((WAKEUP) == UART_WAKEUPMETHODE_ADDRESSMARK))
+#define UART_WAKEUPMETHOD_IDLELINE                ((uint32_t)0x00000000)
+#define UART_WAKEUPMETHOD_ADDRESSMARK             ((uint32_t)0x00000800)
 /**
   * @}
   */
 
-/** @defgroup UART_Flags 
+/** @defgroup UART_Flags   UART FLags
   *        Elements values convention: 0xXXXX
   *           - 0xXXXX  : Flag mask in the SR register
   * @{
   */
-#define UART_FLAG_CTS                       ((uint32_t)0x00000200)
-#define UART_FLAG_LBD                       ((uint32_t)0x00000100)
-#define UART_FLAG_TXE                       ((uint32_t)0x00000080)
-#define UART_FLAG_TC                        ((uint32_t)0x00000040)
-#define UART_FLAG_RXNE                      ((uint32_t)0x00000020)
-#define UART_FLAG_IDLE                      ((uint32_t)0x00000010)
-#define UART_FLAG_ORE                       ((uint32_t)0x00000008)
-#define UART_FLAG_NE                        ((uint32_t)0x00000004)
-#define UART_FLAG_FE                        ((uint32_t)0x00000002)
-#define UART_FLAG_PE                        ((uint32_t)0x00000001)
+#define UART_FLAG_CTS                       ((uint32_t)USART_SR_CTS)
+#define UART_FLAG_LBD                       ((uint32_t)USART_SR_LBD)
+#define UART_FLAG_TXE                       ((uint32_t)USART_SR_TXE)
+#define UART_FLAG_TC                        ((uint32_t)USART_SR_TC)
+#define UART_FLAG_RXNE                      ((uint32_t)USART_SR_RXNE)
+#define UART_FLAG_IDLE                      ((uint32_t)USART_SR_IDLE)
+#define UART_FLAG_ORE                       ((uint32_t)USART_SR_ORE)
+#define UART_FLAG_NE                        ((uint32_t)USART_SR_NE)
+#define UART_FLAG_FE                        ((uint32_t)USART_SR_FE)
+#define UART_FLAG_PE                        ((uint32_t)USART_SR_PE)
 /**
   * @}
   */
 
-/** @defgroup UART_Interrupt_definition 
+/** @defgroup UART_Interrupt_definition  UART Interrupt Definitions
   *        Elements values convention: 0xY000XXXX
-  *           - XXXX  : Interrupt mask in the XX register
+  *           - XXXX  : Interrupt mask (16 bits) in the Y register
   *           - Y  : Interrupt source register (2bits)
-  *                 - 01: CR1 register
-  *                 - 10: CR2 register
-  *                 - 11: CR3 register
+  *                 - 0001: CR1 register
+  *                 - 0010: CR2 register
+  *                 - 0011: CR3 register
   *
   * @{
-  */  
-#define UART_IT_PE                          ((uint32_t)0x10000100)
-#define UART_IT_TXE                         ((uint32_t)0x10000080)
-#define UART_IT_TC                          ((uint32_t)0x10000040)
-#define UART_IT_RXNE                        ((uint32_t)0x10000020)
-#define UART_IT_IDLE                        ((uint32_t)0x10000010)
+  */ 
 
-#define UART_IT_LBD                         ((uint32_t)0x20000040)
-#define UART_IT_CTS                         ((uint32_t)0x30000400)
+#define UART_IT_PE                       ((uint32_t)(UART_CR1_REG_INDEX << 28 | USART_CR1_PEIE))
+#define UART_IT_TXE                      ((uint32_t)(UART_CR1_REG_INDEX << 28 | USART_CR1_TXEIE))
+#define UART_IT_TC                       ((uint32_t)(UART_CR1_REG_INDEX << 28 | USART_CR1_TCIE))
+#define UART_IT_RXNE                     ((uint32_t)(UART_CR1_REG_INDEX << 28 | USART_CR1_RXNEIE))
+#define UART_IT_IDLE                     ((uint32_t)(UART_CR1_REG_INDEX << 28 | USART_CR1_IDLEIE))
 
-#define UART_IT_ERR                         ((uint32_t)0x30000001)
+#define UART_IT_LBD                      ((uint32_t)(UART_CR2_REG_INDEX << 28 | USART_CR2_LBDIE))
 
+#define UART_IT_CTS                      ((uint32_t)(UART_CR3_REG_INDEX << 28 | USART_CR3_CTSIE))
+#define UART_IT_ERR                      ((uint32_t)(UART_CR3_REG_INDEX << 28 | USART_CR3_EIE))
 /**
   * @}
   */
@@ -312,6 +298,9 @@
   */
   
 /* Exported macro ------------------------------------------------------------*/
+/** @defgroup UART_Exported_Macros UART Exported Macros
+  * @{
+  */
 
 /** @brief Reset UART handle state
   * @param  __HANDLE__: specifies the UART Handle.
@@ -321,7 +310,7 @@
   */
 #define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_UART_STATE_RESET)
 
-/** @brief  Flushs the UART DR register 
+/** @brief  Flushes the UART DR register 
   * @param  __HANDLE__: specifies the UART Handle.
   */
 #define __HAL_UART_FLUSH_DRREGISTER(__HANDLE__) ((__HANDLE__)->Instance->DR)
@@ -338,7 +327,7 @@
   *            @arg UART_FLAG_TC:   Transmission Complete flag
   *            @arg UART_FLAG_RXNE: Receive data register not empty flag
   *            @arg UART_FLAG_IDLE: Idle Line detection flag
-  *            @arg UART_FLAG_ORE:  OverRun Error flag
+  *            @arg UART_FLAG_ORE:  Overrun Error flag
   *            @arg UART_FLAG_NE:   Noise Error flag
   *            @arg UART_FLAG_FE:   Framing Error flag
   *            @arg UART_FLAG_PE:   Parity Error flag
@@ -358,7 +347,7 @@
   *            @arg UART_FLAG_TC:   Transmission Complete flag.
   *            @arg UART_FLAG_RXNE: Receive data register not empty flag.
   *   
-  * @note   PE (Parity error), FE (Framing error), NE (Noise error), ORE (OverRun 
+  * @note   PE (Parity error), FE (Framing error), NE (Noise error), ORE (Overrun 
   *          error) and IDLE (Idle line detected) flags are cleared by software 
   *          sequence: a read operation to USART_SR register followed by a read
   *          operation to USART_DR register.
@@ -377,8 +366,14 @@
   *         UART peripheral.
   * @retval None
   */
-#define __HAL_UART_CLEAR_PEFLAG(__HANDLE__) do{(__HANDLE__)->Instance->SR;\
-                                               (__HANDLE__)->Instance->DR;}while(0)
+#define __HAL_UART_CLEAR_PEFLAG(__HANDLE__)     \
+  do{                                           \
+    __IO uint32_t tmpreg;                       \
+    tmpreg = (__HANDLE__)->Instance->SR;        \
+    tmpreg = (__HANDLE__)->Instance->DR;        \
+    UNUSED(tmpreg);                             \
+  } while(0)
+                                              
 /** @brief  Clear the UART FE pending flag.
   * @param  __HANDLE__: specifies the UART Handle.
   *         This parameter can be UARTx where x: 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or 
@@ -411,11 +406,11 @@
   */
 #define __HAL_UART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
                                                  
-/** @brief  Enables or disables the specified UART interrupt.
+/** @brief  Enable the specified UART interrupt.
   * @param  __HANDLE__: specifies the UART Handle.
   *         This parameter can be UARTx where x: 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or 
   *         UART peripheral.
-  * @param  __INTERRUPT__: specifies the UART interrupt source to check.
+  * @param  __INTERRUPT__: specifies the UART interrupt source to enable.
   *          This parameter can be one of the following values:
   *            @arg UART_IT_CTS:  CTS change interrupt
   *            @arg UART_IT_LBD:  LIN Break detection interrupt
@@ -425,14 +420,28 @@
   *            @arg UART_IT_IDLE: Idle line detection interrupt
   *            @arg UART_IT_PE:   Parity Error interrupt
   *            @arg UART_IT_ERR:  Error interrupt(Frame error, noise error, overrun error)
-  * @param  NewState: new state of the specified UART interrupt.
-  *          This parameter can be: ENABLE or DISABLE.
   * @retval None
   */
 #define UART_IT_MASK  ((uint32_t)0x0000FFFF)
 #define __HAL_UART_ENABLE_IT(__HANDLE__, __INTERRUPT__)   ((((__INTERRUPT__) >> 28) == 1)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & UART_IT_MASK)): \
                                                            (((__INTERRUPT__) >> 28) == 2)? ((__HANDLE__)->Instance->CR2 |=  ((__INTERRUPT__) & UART_IT_MASK)): \
                                                         ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & UART_IT_MASK)))
+/** @brief  Disable the specified UART interrupt.
+  * @param  __HANDLE__: specifies the UART Handle.
+  *         This parameter can be UARTx where x: 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or 
+  *         UART peripheral.
+  * @param  __INTERRUPT__: specifies the UART interrupt source to disable.
+  *          This parameter can be one of the following values:
+  *            @arg UART_IT_CTS:  CTS change interrupt
+  *            @arg UART_IT_LBD:  LIN Break detection interrupt
+  *            @arg UART_IT_TXE:  Transmit Data Register empty interrupt
+  *            @arg UART_IT_TC:   Transmission complete interrupt
+  *            @arg UART_IT_RXNE: Receive Data register not empty interrupt
+  *            @arg UART_IT_IDLE: Idle line detection interrupt
+  *            @arg UART_IT_PE:   Parity Error interrupt
+  *            @arg UART_IT_ERR:  Error interrupt(Frame error, noise error, overrun error)
+  * @retval None
+  */
 #define __HAL_UART_DISABLE_IT(__HANDLE__, __INTERRUPT__)  ((((__INTERRUPT__) >> 28) == 1)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & UART_IT_MASK)): \
                                                            (((__INTERRUPT__) >> 28) == 2)? ((__HANDLE__)->Instance->CR2 &= ~((__INTERRUPT__) & UART_IT_MASK)): \
                                                         ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & UART_IT_MASK)))
@@ -531,39 +540,56 @@
     (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_RTSE);     \
   } while(0)
 
-/** @brief  macros to enables or disables the UART's one bit sampling method
+/** @brief  macros to enables the UART's one bit sample method
   * @param  __HANDLE__: specifies the UART Handle.  
   * @retval None
   */     
-#define __HAL_UART_ONEBIT_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
-#define __HAL_UART_ONEBIT_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
+#define __HAL_UART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
+
+/** @brief  macros to disables the UART's one bit sample method
+  * @param  __HANDLE__: specifies the UART Handle.  
+  * @retval None
+  */      
+#define __HAL_UART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
 
+/** @brief  Enable UART
+  * @param  __HANDLE__: specifies the UART Handle.
+  * @retval None
+  */    
 #define __HAL_UART_ENABLE(__HANDLE__)               ((__HANDLE__)->Instance->CR1 |=  USART_CR1_UE)
+
+/** @brief  Disable UART
+  * @param  __HANDLE__: specifies the UART Handle.
+  * @retval None
+  */    
 #define __HAL_UART_DISABLE(__HANDLE__)              ((__HANDLE__)->Instance->CR1 &=  ~USART_CR1_UE)
+/**
+  * @}
+  */
     
-#define __DIV_SAMPLING16(_PCLK_, _BAUD_)            (((_PCLK_)*25)/(4*(_BAUD_)))
-#define __DIVMANT_SAMPLING16(_PCLK_, _BAUD_)        (__DIV_SAMPLING16((_PCLK_), (_BAUD_))/100)
-#define __DIVFRAQ_SAMPLING16(_PCLK_, _BAUD_)        (((__DIV_SAMPLING16((_PCLK_), (_BAUD_)) - (__DIVMANT_SAMPLING16((_PCLK_), (_BAUD_)) * 100)) * 16 + 50) / 100)
-#define __UART_BRR_SAMPLING16(_PCLK_, _BAUD_)       ((__DIVMANT_SAMPLING16((_PCLK_), (_BAUD_)) << 4)|(__DIVFRAQ_SAMPLING16((_PCLK_), (_BAUD_)) & 0x0F))
-
-#define __DIV_SAMPLING8(_PCLK_, _BAUD_)             (((_PCLK_)*25)/(2*(_BAUD_)))
-#define __DIVMANT_SAMPLING8(_PCLK_, _BAUD_)         (__DIV_SAMPLING8((_PCLK_), (_BAUD_))/100)
-#define __DIVFRAQ_SAMPLING8(_PCLK_, _BAUD_)         (((__DIV_SAMPLING8((_PCLK_), (_BAUD_)) - (__DIVMANT_SAMPLING8((_PCLK_), (_BAUD_)) * 100)) * 16 + 50) / 100)
-#define __UART_BRR_SAMPLING8(_PCLK_, _BAUD_)        ((__DIVMANT_SAMPLING8((_PCLK_), (_BAUD_)) << 4)|(__DIVFRAQ_SAMPLING8((_PCLK_), (_BAUD_)) & 0x0F))
-
-#define IS_UART_BAUDRATE(BAUDRATE) ((BAUDRATE) < 10500001)
-#define IS_UART_ADDRESS(ADDRESS) ((ADDRESS) <= 0xF)                             
-
 /* Exported functions --------------------------------------------------------*/
+/** @addtogroup UART_Exported_Functions
+  * @{
+  */
+  
+/** @addtogroup UART_Exported_Functions_Group1
+  * @{
+  */    
 /* Initialization/de-initialization functions  **********************************/
 HAL_StatusTypeDef HAL_UART_Init(UART_HandleTypeDef *huart);
 HAL_StatusTypeDef HAL_HalfDuplex_Init(UART_HandleTypeDef *huart);
 HAL_StatusTypeDef HAL_LIN_Init(UART_HandleTypeDef *huart, uint32_t BreakDetectLength);
-HAL_StatusTypeDef HAL_MultiProcessor_Init(UART_HandleTypeDef *huart, uint8_t Address, uint32_t WakeUpMethode);
+HAL_StatusTypeDef HAL_MultiProcessor_Init(UART_HandleTypeDef *huart, uint8_t Address, uint32_t WakeUpMethod);
 HAL_StatusTypeDef HAL_UART_DeInit (UART_HandleTypeDef *huart);
 void HAL_UART_MspInit(UART_HandleTypeDef *huart);
 void HAL_UART_MspDeInit(UART_HandleTypeDef *huart);
+/**
+  * @}
+  */
 
+/** @addtogroup UART_Exported_Functions_Group2
+  * @{
+  */
 /* IO operation functions *******************************************************/
 HAL_StatusTypeDef HAL_UART_Transmit(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint32_t Timeout);
 HAL_StatusTypeDef HAL_UART_Receive(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint32_t Timeout);
@@ -580,17 +606,104 @@
 void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart);
 void HAL_UART_RxHalfCpltCallback(UART_HandleTypeDef *huart);
 void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart);
+/**
+  * @}
+  */
 
+/** @addtogroup UART_Exported_Functions_Group3
+  * @{
+  */
 /* Peripheral Control functions  ************************************************/
 HAL_StatusTypeDef HAL_LIN_SendBreak(UART_HandleTypeDef *huart);
 HAL_StatusTypeDef HAL_MultiProcessor_EnterMuteMode(UART_HandleTypeDef *huart);
 HAL_StatusTypeDef HAL_MultiProcessor_ExitMuteMode(UART_HandleTypeDef *huart);
 HAL_StatusTypeDef HAL_HalfDuplex_EnableTransmitter(UART_HandleTypeDef *huart);
 HAL_StatusTypeDef HAL_HalfDuplex_EnableReceiver(UART_HandleTypeDef *huart);
+/**
+  * @}
+  */
 
+/** @addtogroup UART_Exported_Functions_Group4
+  * @{
+  */
 /* Peripheral State functions  **************************************************/
 HAL_UART_StateTypeDef HAL_UART_GetState(UART_HandleTypeDef *huart);
 uint32_t              HAL_UART_GetError(UART_HandleTypeDef *huart);
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */ 
+/* Private types -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private constants ---------------------------------------------------------*/
+/** @defgroup UART_Private_Constants UART Private Constants
+  * @{
+  */
+/** @brief UART interruptions flag mask
+  * 
+  */ 
+#define UART_CR1_REG_INDEX               1    
+#define UART_CR2_REG_INDEX               2    
+#define UART_CR3_REG_INDEX               3
+/**
+  * @}
+  */
+
+/* Private macros ------------------------------------------------------------*/
+/** @defgroup UART_Private_Macros UART Private Macros
+  * @{
+  */
+#define IS_UART_WORD_LENGTH(LENGTH) (((LENGTH) == UART_WORDLENGTH_8B) || \
+                                     ((LENGTH) == UART_WORDLENGTH_9B))
+#define IS_UART_LIN_WORD_LENGTH(LENGTH) (((LENGTH) == UART_WORDLENGTH_8B))
+#define IS_UART_STOPBITS(STOPBITS) (((STOPBITS) == UART_STOPBITS_1) || \
+                                    ((STOPBITS) == UART_STOPBITS_2))
+#define IS_UART_PARITY(PARITY) (((PARITY) == UART_PARITY_NONE) || \
+                                ((PARITY) == UART_PARITY_EVEN) || \
+                                ((PARITY) == UART_PARITY_ODD))
+#define IS_UART_HARDWARE_FLOW_CONTROL(CONTROL)\
+                              (((CONTROL) == UART_HWCONTROL_NONE) || \
+                               ((CONTROL) == UART_HWCONTROL_RTS) || \
+                               ((CONTROL) == UART_HWCONTROL_CTS) || \
+                               ((CONTROL) == UART_HWCONTROL_RTS_CTS))
+#define IS_UART_MODE(MODE) ((((MODE) & (uint32_t)0x0000FFF3) == 0x00) && ((MODE) != (uint32_t)0x000000))
+#define IS_UART_STATE(STATE) (((STATE) == UART_STATE_DISABLE) || \
+                              ((STATE) == UART_STATE_ENABLE))
+#define IS_UART_OVERSAMPLING(SAMPLING) (((SAMPLING) == UART_OVERSAMPLING_16) || \
+                                        ((SAMPLING) == UART_OVERSAMPLING_8))
+#define IS_UART_LIN_OVERSAMPLING(SAMPLING) (((SAMPLING) == UART_OVERSAMPLING_16))
+#define IS_UART_LIN_BREAK_DETECT_LENGTH(LENGTH) (((LENGTH) == UART_LINBREAKDETECTLENGTH_10B) || \
+                                                 ((LENGTH) == UART_LINBREAKDETECTLENGTH_11B))
+#define IS_UART_WAKEUPMETHOD(WAKEUP) (((WAKEUP) == UART_WAKEUPMETHOD_IDLELINE) || \
+                                      ((WAKEUP) == UART_WAKEUPMETHOD_ADDRESSMARK))
+#define IS_UART_BAUDRATE(BAUDRATE) ((BAUDRATE) < 10500001)
+#define IS_UART_ADDRESS(ADDRESS) ((ADDRESS) <= 0xF)
+
+#define UART_DIV_SAMPLING16(_PCLK_, _BAUD_)            (((_PCLK_)*25)/(4*(_BAUD_)))
+#define UART_DIVMANT_SAMPLING16(_PCLK_, _BAUD_)        (UART_DIV_SAMPLING16((_PCLK_), (_BAUD_))/100)
+#define UART_DIVFRAQ_SAMPLING16(_PCLK_, _BAUD_)        (((UART_DIV_SAMPLING16((_PCLK_), (_BAUD_)) - (UART_DIVMANT_SAMPLING16((_PCLK_), (_BAUD_)) * 100)) * 16 + 50) / 100)
+#define UART_BRR_SAMPLING16(_PCLK_, _BAUD_)            ((UART_DIVMANT_SAMPLING16((_PCLK_), (_BAUD_)) << 4)|(UART_DIVFRAQ_SAMPLING16((_PCLK_), (_BAUD_)) & 0x0F))
+
+#define UART_DIV_SAMPLING8(_PCLK_, _BAUD_)             (((_PCLK_)*25)/(2*(_BAUD_)))
+#define UART_DIVMANT_SAMPLING8(_PCLK_, _BAUD_)         (UART_DIV_SAMPLING8((_PCLK_), (_BAUD_))/100)
+#define UART_DIVFRAQ_SAMPLING8(_PCLK_, _BAUD_)         (((UART_DIV_SAMPLING8((_PCLK_), (_BAUD_)) - (UART_DIVMANT_SAMPLING8((_PCLK_), (_BAUD_)) * 100)) * 16 + 50) / 100)
+#define UART_BRR_SAMPLING8(_PCLK_, _BAUD_)             ((UART_DIVMANT_SAMPLING8((_PCLK_), (_BAUD_)) << 4)|(UART_DIVFRAQ_SAMPLING8((_PCLK_), (_BAUD_)) & 0x0F))
+
+/**
+  * @}
+  */
+
+/* Private functions ---------------------------------------------------------*/
+/** @defgroup UART_Private_Functions UART Private Functions
+  * @{
+  */
+
+/**
+  * @}
+  */
 
 /**
   * @}
@@ -598,8 +711,8 @@
 
 /**
   * @}
-  */ 
-  
+  */
+
 #ifdef __cplusplus
 }
 #endif