diff options
Diffstat (limited to 'stmhal/hal/inc/stm32f4xx_hal_uart.h')
| -rw-r--r-- | stmhal/hal/inc/stm32f4xx_hal_uart.h | 141 |
1 files changed, 135 insertions, 6 deletions
diff --git a/stmhal/hal/inc/stm32f4xx_hal_uart.h b/stmhal/hal/inc/stm32f4xx_hal_uart.h index 99d308997..a957bec7b 100644 --- a/stmhal/hal/inc/stm32f4xx_hal_uart.h +++ b/stmhal/hal/inc/stm32f4xx_hal_uart.h @@ -2,8 +2,8 @@ ******************************************************************************
* @file stm32f4xx_hal_uart.h
* @author MCD Application Team
- * @version V1.0.0
- * @date 18-February-2014
+ * @version V1.1.0
+ * @date 19-June-2014
* @brief Header file of UART HAL module.
******************************************************************************
* @attention
@@ -300,19 +300,32 @@ typedef struct #define UART_IT_LBD ((uint32_t)0x20000040)
#define UART_IT_CTS ((uint32_t)0x30000400)
-
+
#define UART_IT_ERR ((uint32_t)0x30000001)
/**
* @}
*/
-
+
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
-
+
+/** @brief Reset UART handle state
+ * @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.
+ * @retval None
+ */
+#define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_UART_STATE_RESET)
+
+/** @brief Flushs the UART DR register
+ * @param __HANDLE__: specifies the UART Handle.
+ */
+#define __HAL_UART_FLUSH_DRREGISTER(__HANDLE__) ((__HANDLE__)->Instance->DR)
+
/** @brief Checks whether the specified UART flag is set or not.
* @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
@@ -356,8 +369,48 @@ typedef struct *
* @retval None
*/
-#define __HAL_UART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR &= ~(__FLAG__))
+#define __HAL_UART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__))
+
+/** @brief Clear the UART PE 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
+ * UART peripheral.
+ * @retval None
+ */
+#define __HAL_UART_CLEAR_PEFLAG(__HANDLE__) do{(__HANDLE__)->Instance->SR;\
+ (__HANDLE__)->Instance->DR;}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
+ * UART peripheral.
+ * @retval None
+ */
+#define __HAL_UART_CLEAR_FEFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
+
+/** @brief Clear the UART NE 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
+ * UART peripheral.
+ * @retval None
+ */
+#define __HAL_UART_CLEAR_NEFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
+
+/** @brief Clear the UART ORE 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
+ * UART peripheral.
+ * @retval None
+ */
+#define __HAL_UART_CLEAR_OREFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
+/** @brief Clear the UART IDLE 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
+ * UART peripheral.
+ * @retval None
+ */
+#define __HAL_UART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
+
/** @brief Enables or disables 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
@@ -402,6 +455,82 @@ typedef struct #define __HAL_UART_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28) == 1)? (__HANDLE__)->Instance->CR1:(((((uint32_t)(__IT__)) >> 28) == 2)? \
(__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & (((uint32_t)(__IT__)) & UART_IT_MASK))
+/** @brief Enable CTS flow control
+ * This macro allows to enable CTS hardware flow control for a given UART instance,
+ * without need to call HAL_UART_Init() function.
+ * As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
+ * @note As macro is expected to be used for modifying CTS Hw flow control feature activation, without need
+ * for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
+ * - UART instance should have already been initialised (through call of HAL_UART_Init() )
+ * - macro could only be called when corresponding UART instance is disabled (i.e __HAL_UART_DISABLE(__HANDLE__))
+ * and should be followed by an Enable macro (i.e __HAL_UART_ENABLE(__HANDLE__)).
+ * @param __HANDLE__: specifies the UART Handle.
+ * The Handle Instance can be USART1, USART2 or LPUART.
+ * @retval None
+ */
+#define __HAL_UART_HWCONTROL_CTS_ENABLE(__HANDLE__) \
+ do{ \
+ SET_BIT((__HANDLE__)->Instance->CR3, USART_CR3_CTSE); \
+ (__HANDLE__)->Init.HwFlowCtl |= USART_CR3_CTSE; \
+ } while(0)
+
+/** @brief Disable CTS flow control
+ * This macro allows to disable CTS hardware flow control for a given UART instance,
+ * without need to call HAL_UART_Init() function.
+ * As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
+ * @note As macro is expected to be used for modifying CTS Hw flow control feature activation, without need
+ * for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
+ * - UART instance should have already been initialised (through call of HAL_UART_Init() )
+ * - macro could only be called when corresponding UART instance is disabled (i.e __HAL_UART_DISABLE(__HANDLE__))
+ * and should be followed by an Enable macro (i.e __HAL_UART_ENABLE(__HANDLE__)).
+ * @param __HANDLE__: specifies the UART Handle.
+ * The Handle Instance can be USART1, USART2 or LPUART.
+ * @retval None
+ */
+#define __HAL_UART_HWCONTROL_CTS_DISABLE(__HANDLE__) \
+ do{ \
+ CLEAR_BIT((__HANDLE__)->Instance->CR3, USART_CR3_CTSE); \
+ (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_CTSE); \
+ } while(0)
+
+/** @brief Enable RTS flow control
+ * This macro allows to enable RTS hardware flow control for a given UART instance,
+ * without need to call HAL_UART_Init() function.
+ * As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
+ * @note As macro is expected to be used for modifying RTS Hw flow control feature activation, without need
+ * for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
+ * - UART instance should have already been initialised (through call of HAL_UART_Init() )
+ * - macro could only be called when corresponding UART instance is disabled (i.e __HAL_UART_DISABLE(__HANDLE__))
+ * and should be followed by an Enable macro (i.e __HAL_UART_ENABLE(__HANDLE__)).
+ * @param __HANDLE__: specifies the UART Handle.
+ * The Handle Instance can be USART1, USART2 or LPUART.
+ * @retval None
+ */
+#define __HAL_UART_HWCONTROL_RTS_ENABLE(__HANDLE__) \
+ do{ \
+ SET_BIT((__HANDLE__)->Instance->CR3, USART_CR3_RTSE); \
+ (__HANDLE__)->Init.HwFlowCtl |= USART_CR3_RTSE; \
+ } while(0)
+
+/** @brief Disable RTS flow control
+ * This macro allows to disable RTS hardware flow control for a given UART instance,
+ * without need to call HAL_UART_Init() function.
+ * As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
+ * @note As macro is expected to be used for modifying RTS Hw flow control feature activation, without need
+ * for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
+ * - UART instance should have already been initialised (through call of HAL_UART_Init() )
+ * - macro could only be called when corresponding UART instance is disabled (i.e __HAL_UART_DISABLE(__HANDLE__))
+ * and should be followed by an Enable macro (i.e __HAL_UART_ENABLE(__HANDLE__)).
+ * @param __HANDLE__: specifies the UART Handle.
+ * The Handle Instance can be USART1, USART2 or LPUART.
+ * @retval None
+ */
+#define __HAL_UART_HWCONTROL_RTS_DISABLE(__HANDLE__) \
+ do{ \
+ CLEAR_BIT((__HANDLE__)->Instance->CR3, USART_CR3_RTSE);\
+ (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_RTSE); \
+ } while(0)
+
/** @brief macros to enables or disables the UART's one bit sampling method
* @param __HANDLE__: specifies the UART Handle.
* @retval None
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