mbed official
/
mbed
Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Dependents: hello SerialTestv11 SerialTestv12 Sierpinski ... more
Diff: TARGET_NUCLEO_F091RC/stm32f0xx_hal_usart.h
- Revision:
- 108:34e6b704fe68
- Parent:
- 93:e188a91d3eaa
- Child:
- 122:f9eeca106725
--- a/TARGET_NUCLEO_F091RC/stm32f0xx_hal_usart.h Wed Sep 16 15:32:31 2015 +0100
+++ b/TARGET_NUCLEO_F091RC/stm32f0xx_hal_usart.h Fri Oct 02 07:35:07 2015 +0200
@@ -2,13 +2,13 @@
******************************************************************************
* @file stm32f0xx_hal_usart.h
* @author MCD Application Team
- * @version V1.2.0
- * @date 11-December-2014
+ * @version V1.3.0
+ * @date 26-June-2015
* @brief Header file of USART HAL module.
******************************************************************************
* @attention
*
- * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
+ * <h2><center>© 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:
@@ -32,7 +32,7 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
- ******************************************************************************
+ ******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
@@ -52,28 +52,27 @@
/** @addtogroup USART
* @{
- */
+ */
/* Exported types ------------------------------------------------------------*/
/** @defgroup USART_Exported_Types USART Exported Types
* @{
- */
-
+ */
-/**
- * @brief USART Init Structure definition
- */
+/**
+ * @brief USART Init Structure definition
+ */
typedef struct
{
uint32_t BaudRate; /*!< This member configures the Usart communication baud rate.
The baud rate is computed using the following formula:
- Baud Rate Register = ((PCLKx) / ((huart->Init.BaudRate))) */
+ Baud Rate Register = ((PCLKx) / ((huart->Init.BaudRate))). */
uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
- This parameter can be a value of @ref USARTEx_Word_Length */
+ This parameter can be a value of @ref USARTEx_Word_Length. */
uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
- This parameter can be a value of @ref USART_Stop_Bits */
+ This parameter can be a value of @ref USART_Stop_Bits. */
uint32_t Parity; /*!< Specifies the parity mode.
This parameter can be a value of @ref USART_Parity
@@ -81,37 +80,37 @@
at the MSB position of the transmitted data (9th bit when
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 whether the Receive or Transmit mode is enabled or disabled.
- This parameter can be a value of @ref USART_Mode */
+ This parameter can be a value of @ref USART_Mode. */
uint32_t CLKPolarity; /*!< Specifies the steady state of the serial clock.
- This parameter can be a value of @ref USART_Clock_Polarity */
+ This parameter can be a value of @ref USART_Clock_Polarity. */
uint32_t CLKPhase; /*!< Specifies the clock transition on which the bit capture is made.
- This parameter can be a value of @ref USART_Clock_Phase */
+ This parameter can be a value of @ref USART_Clock_Phase. */
uint32_t CLKLastBit; /*!< Specifies whether the clock pulse corresponding to the last transmitted
data bit (MSB) has to be output on the SCLK pin in synchronous mode.
- This parameter can be a value of @ref USART_Last_Bit */
+ This parameter can be a value of @ref USART_Last_Bit. */
}USART_InitTypeDef;
-/**
- * @brief HAL State structures definition
- */
+/**
+ * @brief HAL USART State structures definition
+ */
typedef enum
{
- HAL_USART_STATE_RESET = 0x00, /*!< Peripheral is not initialized */
- HAL_USART_STATE_READY = 0x01, /*!< Peripheral Initialized and ready for use */
- HAL_USART_STATE_BUSY = 0x02, /*!< an internal process is ongoing */
- HAL_USART_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */
- HAL_USART_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */
+ HAL_USART_STATE_RESET = 0x00, /*!< Peripheral is not initialized */
+ HAL_USART_STATE_READY = 0x01, /*!< Peripheral Initialized and ready for use */
+ HAL_USART_STATE_BUSY = 0x02, /*!< an internal process is ongoing */
+ HAL_USART_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */
+ HAL_USART_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */
HAL_USART_STATE_BUSY_TX_RX = 0x32, /*!< Data Transmission Reception process is ongoing */
- HAL_USART_STATE_TIMEOUT = 0x03, /*!< Timeout state */
- HAL_USART_STATE_ERROR = 0x04 /*!< Error */
+ HAL_USART_STATE_TIMEOUT = 0x03, /*!< Timeout state */
+ HAL_USART_STATE_ERROR = 0x04 /*!< Error */
}HAL_USART_StateTypeDef;
-/**
+/**
* @brief USART clock sources definitions
*/
typedef enum
@@ -120,43 +119,43 @@
USART_CLOCKSOURCE_HSI = 0x02, /*!< HSI clock source */
USART_CLOCKSOURCE_SYSCLK = 0x04, /*!< SYSCLK clock source */
USART_CLOCKSOURCE_LSE = 0x08, /*!< LSE clock source */
- USART_CLOCKSOURCE_UNDEFINED = 0x10 /*!< undefined clock source */
+ USART_CLOCKSOURCE_UNDEFINED = 0x10 /*!< undefined clock source */
}USART_ClockSourceTypeDef;
-/**
- * @brief USART handle Structure definition
- */
+
+/**
+ * @brief USART handle Structure definition
+ */
typedef struct
{
USART_TypeDef *Instance; /*!< USART registers base address */
-
+
USART_InitTypeDef Init; /*!< USART communication parameters */
-
+
uint8_t *pTxBuffPtr; /*!< Pointer to USART Tx transfer Buffer */
-
+
uint16_t TxXferSize; /*!< USART Tx Transfer size */
-
+
uint16_t TxXferCount; /*!< USART Tx Transfer Counter */
-
+
uint8_t *pRxBuffPtr; /*!< Pointer to USART Rx transfer Buffer */
-
+
uint16_t RxXferSize; /*!< USART Rx Transfer size */
-
+
uint16_t RxXferCount; /*!< USART Rx Transfer Counter */
-
+
uint16_t Mask; /*!< USART Rx RDR register mask */
-
+
DMA_HandleTypeDef *hdmatx; /*!< USART Tx DMA Handle parameters */
-
+
DMA_HandleTypeDef *hdmarx; /*!< USART Rx DMA Handle parameters */
-
- HAL_LockTypeDef Lock; /*!< Locking object */
-
- HAL_USART_StateTypeDef State; /*!< USART communication state */
-
- __IO uint32_t ErrorCode; /*!< USART Error code
- This parameter can be a value of @ref USART_Error */
-
+
+ HAL_LockTypeDef Lock; /*!< Locking object */
+
+ __IO HAL_USART_StateTypeDef State; /*!< USART communication state */
+
+ __IO uint32_t ErrorCode; /*!< USART Error code */
+
}USART_HandleTypeDef;
/**
@@ -164,7 +163,7 @@
*/
/* Exported constants --------------------------------------------------------*/
-/** @defgroup USART_Exported_Constants USART Exported constants
+/** @defgroup USART_Exported_Constants USART Exported Constants
* @{
*/
@@ -187,64 +186,53 @@
#define USART_STOPBITS_1 ((uint32_t)0x0000)
#define USART_STOPBITS_2 ((uint32_t)USART_CR2_STOP_1)
#define USART_STOPBITS_1_5 ((uint32_t)(USART_CR2_STOP_0 | USART_CR2_STOP_1))
-#define IS_USART_STOPBITS(STOPBITS) (((STOPBITS) == USART_STOPBITS_1) || \
- ((STOPBITS) == USART_STOPBITS_1_5) || \
- ((STOPBITS) == USART_STOPBITS_2))
/**
* @}
*/
/** @defgroup USART_Parity USART Parity
* @{
- */
-#define USART_PARITY_NONE ((uint32_t)0x0000)
-#define USART_PARITY_EVEN ((uint32_t)USART_CR1_PCE)
-#define USART_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS))
-#define IS_USART_PARITY(PARITY) (((PARITY) == USART_PARITY_NONE) || \
- ((PARITY) == USART_PARITY_EVEN) || \
- ((PARITY) == USART_PARITY_ODD))
+ */
+#define USART_PARITY_NONE ((uint32_t)0x00000000) /*!< No parity */
+#define USART_PARITY_EVEN ((uint32_t)USART_CR1_PCE) /*!< Even parity */
+#define USART_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS)) /*!< Odd parity */
/**
* @}
- */
+ */
/** @defgroup USART_Mode USART Mode
* @{
- */
-#define USART_MODE_RX ((uint32_t)USART_CR1_RE)
-#define USART_MODE_TX ((uint32_t)USART_CR1_TE)
-#define USART_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE))
-#define IS_USART_MODE(MODE) ((((MODE) & (uint32_t)0xFFFFFFF3) == 0x00) && ((MODE) != (uint32_t)0x00))
+ */
+#define USART_MODE_RX ((uint32_t)USART_CR1_RE) /*!< RX mode */
+#define USART_MODE_TX ((uint32_t)USART_CR1_TE) /*!< TX mode */
+#define USART_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE)) /*!< RX and TX mode */
/**
* @}
*/
-
+
/** @defgroup USART_Clock USART Clock
* @{
- */
-#define USART_CLOCK_DISABLED ((uint32_t)0x0000)
-#define USART_CLOCK_ENABLED ((uint32_t)USART_CR2_CLKEN)
-#define IS_USART_CLOCK(CLOCK) (((CLOCK) == USART_CLOCK_DISABLED) || \
- ((CLOCK) == USART_CLOCK_ENABLED))
+ */
+#define USART_CLOCK_DISABLE ((uint32_t)0x00000000) /*!< USART clock disable */
+#define USART_CLOCK_ENABLE ((uint32_t)USART_CR2_CLKEN) /*!< USART clock enable */
/**
* @}
- */
+ */
/** @defgroup USART_Clock_Polarity USART Clock Polarity
* @{
*/
-#define USART_POLARITY_LOW ((uint32_t)0x0000)
-#define USART_POLARITY_HIGH ((uint32_t)USART_CR2_CPOL)
-#define IS_USART_POLARITY(CPOL) (((CPOL) == USART_POLARITY_LOW) || ((CPOL) == USART_POLARITY_HIGH))
+#define USART_POLARITY_LOW ((uint32_t)0x00000000) /*!< USART Clock signal is steady Low */
+#define USART_POLARITY_HIGH ((uint32_t)USART_CR2_CPOL) /*!< USART Clock signal is steady High */
/**
* @}
- */
+ */
/** @defgroup USART_Clock_Phase USART Clock Phase
* @{
*/
-#define USART_PHASE_1EDGE ((uint32_t)0x0000)
-#define USART_PHASE_2EDGE ((uint32_t)USART_CR2_CPHA)
-#define IS_USART_PHASE(CPHA) (((CPHA) == USART_PHASE_1EDGE) || ((CPHA) == USART_PHASE_2EDGE))
+#define USART_PHASE_1EDGE ((uint32_t)0x00000000) /*!< USART frame phase on first clock transition */
+#define USART_PHASE_2EDGE ((uint32_t)USART_CR2_CPHA) /*!< USART frame phase on second clock transition */
/**
* @}
*/
@@ -252,34 +240,8 @@
/** @defgroup USART_Last_Bit USART Last Bit
* @{
*/
-#define USART_LASTBIT_DISABLE ((uint32_t)0x0000)
-#define USART_LASTBIT_ENABLE ((uint32_t)USART_CR2_LBCL)
-#define IS_USART_LASTBIT(LASTBIT) (((LASTBIT) == USART_LASTBIT_DISABLE) || \
- ((LASTBIT) == USART_LASTBIT_ENABLE))
-/**
- * @}
- */
-
-
-/** @defgroup USART_Flags USART Flags
- * Elements values convention: 0xXXXX
- * - 0xXXXX : Flag mask in the ISR register
- * @{
- */
-#define USART_FLAG_REACK ((uint32_t)0x00400000)
-#define USART_FLAG_TEACK ((uint32_t)0x00200000)
-#define USART_FLAG_BUSY ((uint32_t)0x00010000)
-#define USART_FLAG_CTS ((uint32_t)0x00000400)
-#define USART_FLAG_CTSIF ((uint32_t)0x00000200)
-#define USART_FLAG_LBDF ((uint32_t)0x00000100)
-#define USART_FLAG_TXE ((uint32_t)0x00000080)
-#define USART_FLAG_TC ((uint32_t)0x00000040)
-#define USART_FLAG_RXNE ((uint32_t)0x00000020)
-#define USART_FLAG_IDLE ((uint32_t)0x00000010)
-#define USART_FLAG_ORE ((uint32_t)0x00000008)
-#define USART_FLAG_NE ((uint32_t)0x00000004)
-#define USART_FLAG_FE ((uint32_t)0x00000002)
-#define USART_FLAG_PE ((uint32_t)0x00000001)
+#define USART_LASTBIT_DISABLE ((uint32_t)0x00000000) /*!< USART frame last data bit clock pulse not output to SCLK pin */
+#define USART_LASTBIT_ENABLE ((uint32_t)USART_CR2_LBCL) /*!< USART frame last data bit clock pulse output to SCLK pin */
/**
* @}
*/
@@ -294,17 +256,16 @@
* - ZZZZ : Flag position in the ISR register(4bits)
* @{
*/
-
-#define USART_IT_PE ((uint16_t)0x0028)
-#define USART_IT_TXE ((uint16_t)0x0727)
-#define USART_IT_TC ((uint16_t)0x0626)
-#define USART_IT_RXNE ((uint16_t)0x0525)
-#define USART_IT_IDLE ((uint16_t)0x0424)
-#define USART_IT_ERR ((uint16_t)0x0060)
-#define USART_IT_ORE ((uint16_t)0x0300)
-#define USART_IT_NE ((uint16_t)0x0200)
-#define USART_IT_FE ((uint16_t)0x0100)
+#define USART_IT_PE ((uint16_t)0x0028) /*!< USART parity error interruption */
+#define USART_IT_TXE ((uint16_t)0x0727) /*!< USART transmit data register empty interruption */
+#define USART_IT_TC ((uint16_t)0x0626) /*!< USART transmission complete interruption */
+#define USART_IT_RXNE ((uint16_t)0x0525) /*!< USART read data register not empty interruption */
+#define USART_IT_IDLE ((uint16_t)0x0424) /*!< USART idle interruption */
+#define USART_IT_ERR ((uint16_t)0x0060) /*!< USART error interruption */
+#define USART_IT_ORE ((uint16_t)0x0300) /*!< USART overrun error interruption */
+#define USART_IT_NE ((uint16_t)0x0200) /*!< USART noise error interruption */
+#define USART_IT_FE ((uint16_t)0x0100) /*!< USART frame error interruption */
/**
* @}
*/
@@ -312,32 +273,21 @@
/** @defgroup USART_IT_CLEAR_Flags USART Interruption Clear Flags
* @{
*/
-#define USART_CLEAR_PEF USART_ICR_PECF /*!< Parity Error Clear Flag */
-#define USART_CLEAR_FEF USART_ICR_FECF /*!< Framing Error Clear Flag */
-#define USART_CLEAR_NEF USART_ICR_NCF /*!< Noise detected Clear Flag */
-#define USART_CLEAR_OREF USART_ICR_ORECF /*!< OverRun Error Clear Flag */
-#define USART_CLEAR_IDLEF USART_ICR_IDLECF /*!< IDLE line detected Clear Flag */
-#define USART_CLEAR_TCF USART_ICR_TCCF /*!< Transmission Complete Clear Flag */
-#define USART_CLEAR_CTSF USART_ICR_CTSCF /*!< CTS Interrupt Clear Flag */
-/**
- * @}
- */
-
-/** @defgroup USART_Request_Parameters USART Request Parameters
- * @{
- */
-#define USART_RXDATA_FLUSH_REQUEST ((uint32_t)USART_RQR_RXFRQ) /*!< Receive Data flush Request */
-#define USART_TXDATA_FLUSH_REQUEST ((uint32_t)USART_RQR_TXFRQ) /*!< Transmit data flush Request */
-#define IS_USART_REQUEST_PARAMETER(PARAM) (((PARAM) == USART_RXDATA_FLUSH_REQUEST) || \
- ((PARAM) == USART_TXDATA_FLUSH_REQUEST))
+#define USART_CLEAR_PEF USART_ICR_PECF /*!< Parity Error Clear Flag */
+#define USART_CLEAR_FEF USART_ICR_FECF /*!< Framing Error Clear Flag */
+#define USART_CLEAR_NEF USART_ICR_NCF /*!< Noise detected Clear Flag */
+#define USART_CLEAR_OREF USART_ICR_ORECF /*!< OverRun Error Clear Flag */
+#define USART_CLEAR_IDLEF USART_ICR_IDLECF /*!< IDLE line detected Clear Flag */
+#define USART_CLEAR_TCF USART_ICR_TCCF /*!< Transmission Complete Clear Flag */
+#define USART_CLEAR_CTSF USART_ICR_CTSCF /*!< CTS Interrupt Clear Flag */
/**
* @}
*/
-/** @defgroup USART_Interruption_Mask USART interruptions flag mask
+/** @defgroup USART_Interruption_Mask USART Interruption Flags Mask
* @{
- */
-#define USART_IT_MASK ((uint16_t)0x001F)
+ */
+#define USART_IT_MASK ((uint16_t)0x001F) /*!< USART interruptions flags mask */
/**
* @}
*/
@@ -345,27 +295,26 @@
/**
* @}
*/
-
-/* Exported macro ------------------------------------------------------------*/
+
+/* Exported macros -----------------------------------------------------------*/
/** @defgroup USART_Exported_Macros USART Exported Macros
* @{
- */
+ */
-
-/** @brief Reset USART handle state
+/** @brief Reset USART handle state.
* @param __HANDLE__: USART handle.
* @retval None
*/
-#define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_USART_STATE_RESET)
+#define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_USART_STATE_RESET)
-/** @brief Checks whether the specified USART flag is set or not.
+/** @brief Check whether the specified USART flag is set or not.
* @param __HANDLE__: specifies the USART Handle
* @param __FLAG__: specifies the flag to check.
* This parameter can be one of the following values:
- * @arg USART_FLAG_REACK: Receive enable ackowledge flag
- * @arg USART_FLAG_TEACK: Transmit enable ackowledge flag
- * @arg USART_FLAG_BUSY: Busy flag
- * @arg USART_FLAG_CTS: CTS Change flag
+ * @arg USART_FLAG_REACK: Receive enable acknowledge flag
+ * @arg USART_FLAG_TEACK: Transmit enable acknowledge flag
+ * @arg USART_FLAG_BUSY: Busy flag
+ * @arg USART_FLAG_CTS: CTS Change flag
* @arg USART_FLAG_TXE: Transmit data register empty flag
* @arg USART_FLAG_TC: Transmission Complete flag
* @arg USART_FLAG_RXNE: Receive data register not empty flag
@@ -378,9 +327,57 @@
*/
#define __HAL_USART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->ISR & (__FLAG__)) == (__FLAG__))
+/** @brief Clear the specified USART pending flag.
+ * @param __HANDLE__: specifies the USART Handle.
+ * @param __FLAG__: specifies the flag to check.
+ * This parameter can be any combination of the following values:
+ * @arg USART_CLEAR_PEF
+ * @arg USART_CLEAR_FEF
+ * @arg USART_CLEAR_NEF
+ * @arg USART_CLEAR_OREF
+ * @arg USART_CLEAR_IDLEF
+ * @arg USART_CLEAR_TCF
+ * @arg USART_CLEAR_CTSF
+ * @arg USART_CLEAR_RTOF
+ * @arg USART_CLEAR_EOBF
+ * @arg USART_CLEAR_CMF
+ * @arg USART_CLEAR_WUF
+ * @retval None
+ */
+#define __HAL_USART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__))
-/** @brief Enables the specified USART interrupt.
- * @param __HANDLE__: specifies the USART Handle
+/** @brief Clear the USART PE pending flag.
+ * @param __HANDLE__: specifies the USART Handle.
+ * @retval None
+ */
+#define __HAL_USART_CLEAR_PEFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_PEF)
+
+/** @brief Clear the USART FE pending flag.
+ * @param __HANDLE__: specifies the USART Handle.
+ * @retval None
+ */
+#define __HAL_USART_CLEAR_FEFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_FEF)
+
+/** @brief Clear the USART NE pending flag.
+ * @param __HANDLE__: specifies the USART Handle.
+ * @retval None
+ */
+#define __HAL_USART_CLEAR_NEFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_NEF)
+
+/** @brief Clear the USART ORE pending flag.
+ * @param __HANDLE__: specifies the USART Handle.
+ * @retval None
+ */
+#define __HAL_USART_CLEAR_OREFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_OREF)
+
+/** @brief Clear the USART IDLE pending flag.
+ * @param __HANDLE__: specifies the USART Handle.
+ * @retval None
+ */
+#define __HAL_USART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_USART_CLEAR_FLAG((__HANDLE__), USART_CLEAR_IDLEF)
+
+/** @brief Enable the specified USART interrupt.
+ * @param __HANDLE__: specifies the USART Handle.
* @param __INTERRUPT__: specifies the USART interrupt source to enable.
* This parameter can be one of the following values:
* @arg USART_IT_TXE: Transmit Data Register empty interrupt
@@ -395,7 +392,7 @@
((((uint8_t)(__INTERRUPT__)) >> 5U) == 2)? ((__HANDLE__)->Instance->CR2 |= (1U << ((__INTERRUPT__) & USART_IT_MASK))): \
((__HANDLE__)->Instance->CR3 |= (1U << ((__INTERRUPT__) & USART_IT_MASK))))
-/** @brief Disables the specified USART interrupt.
+/** @brief Disable the specified USART interrupt.
* @param __HANDLE__: specifies the USART Handle.
* @param __INTERRUPT__: specifies the USART interrupt source to disable.
* This parameter can be one of the following values:
@@ -411,9 +408,9 @@
((((uint8_t)(__INTERRUPT__)) >> 5U) == 2)? ((__HANDLE__)->Instance->CR2 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK))): \
((__HANDLE__)->Instance->CR3 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK))))
-
-/** @brief Checks whether the specified USART interrupt has occurred or not.
- * @param __HANDLE__: specifies the USART Handle
+
+/** @brief Check whether the specified USART interrupt has occurred or not.
+ * @param __HANDLE__: specifies the USART Handle.
* @param __IT__: specifies the USART interrupt source to check.
* This parameter can be one of the following values:
* @arg USART_IT_TXE: Transmit Data Register empty interrupt
@@ -426,9 +423,9 @@
* @arg USART_IT_PE: Parity Error interrupt
* @retval The new state of __IT__ (TRUE or FALSE).
*/
-#define __HAL_USART_GET_IT(__HANDLE__, __IT__) ((__HANDLE__)->Instance->ISR & ((uint32_t)1 << ((__IT__)>> 0x08)))
+#define __HAL_USART_GET_IT(__HANDLE__, __IT__) ((__HANDLE__)->Instance->ISR & ((uint32_t)1 << ((__IT__)>> 0x08)))
-/** @brief Checks whether the specified USART interrupt source is enabled.
+/** @brief Check whether the specified USART interrupt source is enabled or not.
* @param __HANDLE__: specifies the USART Handle.
* @param __IT__: specifies the USART interrupt source to check.
* This parameter can be one of the following values:
@@ -447,48 +444,60 @@
(((uint16_t)(__IT__)) & USART_IT_MASK)))
-/** @brief Clears the specified USART ISR flag, in setting the proper ICR register flag.
+/** @brief Clear the specified USART ISR flag, in setting the proper ICR register flag.
* @param __HANDLE__: specifies the USART Handle.
* @param __IT_CLEAR__: specifies the interrupt clear register flag that needs to be set
- * to clear the corresponding interrupt
+ * to clear the corresponding interrupt.
* This parameter can be one of the following values:
- * @arg USART_CLEAR_PEF: Parity Error Clear Flag
- * @arg USART_CLEAR_FEF: Framing Error Clear Flag
- * @arg USART_CLEAR_NEF: Noise detected Clear Flag
- * @arg USART_CLEAR_OREF: OverRun Error Clear Flag
- * @arg USART_CLEAR_IDLEF: IDLE line detected Clear Flag
- * @arg USART_CLEAR_TCF: Transmission Complete Clear Flag
- * @arg USART_CLEAR_CTSF: CTS Interrupt Clear Flag
+ * @arg USART_CLEAR_PEF: Parity Error Clear Flag
+ * @arg USART_CLEAR_FEF: Framing Error Clear Flag
+ * @arg USART_CLEAR_NEF: Noise detected Clear Flag
+ * @arg USART_CLEAR_OREF: OverRun Error Clear Flag
+ * @arg USART_CLEAR_IDLEF: IDLE line detected Clear Flag
+ * @arg USART_CLEAR_TCF: Transmission Complete Clear Flag
+ * @arg USART_CLEAR_CTSF: CTS Interrupt Clear Flag
* @retval None
*/
-#define __HAL_USART_CLEAR_IT(__HANDLE__, __IT_CLEAR__) ((__HANDLE__)->Instance->ICR = (uint32_t)(__IT_CLEAR__))
+#define __HAL_USART_CLEAR_IT(__HANDLE__, __IT_CLEAR__) ((__HANDLE__)->Instance->ICR = (uint32_t)(__IT_CLEAR__))
/** @brief Set a specific USART request flag.
* @param __HANDLE__: specifies the USART Handle.
- * @param __REQ__: specifies the request flag to set
+ * @param __REQ__: specifies the request flag to set.
* This parameter can be one of the following values:
- * @arg USART_RXDATA_FLUSH_REQUEST: Receive Data flush Request
- * @arg USART_TXDATA_FLUSH_REQUEST: Transmit data flush Request
+ * @arg USART_RXDATA_FLUSH_REQUEST: Receive Data flush Request
+ * @arg USART_TXDATA_FLUSH_REQUEST: Transmit data flush Request
*
* @retval None
- */
-#define __HAL_USART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (uint16_t)(__REQ__))
+ */
+#define __HAL_USART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (__REQ__))
-/** @brief Enable USART
+/** @brief Enable the USART one bit sample method.
+ * @param __HANDLE__: specifies the USART Handle.
+ * @retval None
+ */
+#define __HAL_USART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
+
+/** @brief Disable the USART one bit sample method.
+ * @param __HANDLE__: specifies the USART Handle.
+ * @retval None
+ */
+#define __HAL_USART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint32_t)~((uint32_t)USART_CR3_ONEBIT))
+
+/** @brief Enable USART.
* @param __HANDLE__: specifies the USART Handle.
* @retval None
- */
-#define __HAL_USART_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
+ */
+#define __HAL_USART_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
-/** @brief Disable USART
+/** @brief Disable USART.
* @param __HANDLE__: specifies the USART Handle.
* @retval None
- */
-#define __HAL_USART_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
+ */
+#define __HAL_USART_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
/**
* @}
- */
+ */
/* Private macros --------------------------------------------------------*/
/** @defgroup USART_Private_Macros USART Private Macros
@@ -496,45 +505,99 @@
*/
/** @brief Check USART Baud rate
- * @param BAUDRATE: Baudrate specified by the user
+ * @param __BAUDRATE__: Baudrate specified by the user.
* The maximum Baud Rate is derived from the maximum clock on F0 (i.e. 48 MHz)
- * divided by the smallest oversampling used on the USART (i.e. 8)
- * @retval Test result (TRUE or FALSE)
+ * divided by the smallest oversampling used on the USART (i.e. 8)
+ * @retval Test result (TRUE or FALSE).
*/
-#define IS_USART_BAUDRATE(BAUDRATE) ((BAUDRATE) < 9000001)
+#define IS_USART_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 9000001)
+
/**
- * @}
+ * @brief Ensure that USART frame number of stop bits is valid.
+ * @param __STOPBITS__: USART frame number of stop bits.
+ * @retval SET (__STOPBITS__ is valid) or RESET (__STOPBITS__ is invalid)
*/
-
-/* Include USART HAL Extension module */
-#include "stm32f0xx_hal_usart_ex.h"
-
-/* Exported functions --------------------------------------------------------*/
+#define IS_USART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == USART_STOPBITS_1) || \
+ ((__STOPBITS__) == USART_STOPBITS_1_5) || \
+ ((__STOPBITS__) == USART_STOPBITS_2))
+
+/**
+ * @brief Ensure that USART frame parity is valid.
+ * @param __PARITY__: USART frame parity.
+ * @retval SET (__PARITY__ is valid) or RESET (__PARITY__ is invalid)
+ */
+#define IS_USART_PARITY(__PARITY__) (((__PARITY__) == USART_PARITY_NONE) || \
+ ((__PARITY__) == USART_PARITY_EVEN) || \
+ ((__PARITY__) == USART_PARITY_ODD))
-/** @addtogroup USART_Exported_Functions USART Exported Functions
- * @{
- */
-
-/** @addtogroup USART_Exported_Functions_Group1 Initialization and de-initialization functions
- * @{
+/**
+ * @brief Ensure that USART communication mode is valid.
+ * @param __MODE__: USART communication mode.
+ * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
+ */
+#define IS_USART_MODE(__MODE__) ((((__MODE__) & (uint32_t)0xFFFFFFF3) == 0x00) && ((__MODE__) != (uint32_t)0x00))
+
+/**
+ * @brief Ensure that USART clock state is valid.
+ * @param __CLOCK__: USART clock state.
+ * @retval SET (__CLOCK__ is valid) or RESET (__CLOCK__ is invalid)
+ */
+#define IS_USART_CLOCK(__CLOCK__) (((__CLOCK__) == USART_CLOCK_DISABLE) || \
+ ((__CLOCK__) == USART_CLOCK_ENABLE))
+
+/**
+ * @brief Ensure that USART frame polarity is valid.
+ * @param __CPOL__: USART frame polarity.
+ * @retval SET (__CPOL__ is valid) or RESET (__CPOL__ is invalid)
+ */
+#define IS_USART_POLARITY(__CPOL__) (((__CPOL__) == USART_POLARITY_LOW) || ((__CPOL__) == USART_POLARITY_HIGH))
+
+/**
+ * @brief Ensure that USART frame phase is valid.
+ * @param __CPHA__: USART frame phase.
+ * @retval SET (__CPHA__ is valid) or RESET (__CPHA__ is invalid)
*/
+#define IS_USART_PHASE(__CPHA__) (((__CPHA__) == USART_PHASE_1EDGE) || ((__CPHA__) == USART_PHASE_2EDGE))
-/* Initialization and de-initialization functions ******************************/
-HAL_StatusTypeDef HAL_USART_Init(USART_HandleTypeDef *husart);
-HAL_StatusTypeDef HAL_USART_DeInit(USART_HandleTypeDef *husart);
-void HAL_USART_MspInit(USART_HandleTypeDef *husart);
-void HAL_USART_MspDeInit(USART_HandleTypeDef *husart);
-HAL_StatusTypeDef HAL_USART_CheckIdleState(USART_HandleTypeDef *husart);
+/**
+ * @brief Ensure that USART frame last bit clock pulse setting is valid.
+ * @param __LASTBIT__: USART frame last bit clock pulse setting.
+ * @retval SET (__LASTBIT__ is valid) or RESET (__LASTBIT__ is invalid)
+ */
+#define IS_USART_LASTBIT(__LASTBIT__) (((__LASTBIT__) == USART_LASTBIT_DISABLE) || \
+ ((__LASTBIT__) == USART_LASTBIT_ENABLE))
/**
* @}
*/
-/** @addtogroup USART_Exported_Functions_Group2 IO operation functions
+/* Include USART HAL Extension module */
+#include "stm32f0xx_hal_usart_ex.h"
+
+/* Exported functions --------------------------------------------------------*/
+/** @addtogroup USART_Exported_Functions USART Exported Functions
+ * @{
+ */
+
+/** @addtogroup USART_Exported_Functions_Group1 Initialization and de-initialization functions
* @{
*/
-/* IO operation functions *******************************************************/
+/* Initialization and de-initialization functions ****************************/
+HAL_StatusTypeDef HAL_USART_Init(USART_HandleTypeDef *husart);
+HAL_StatusTypeDef HAL_USART_DeInit(USART_HandleTypeDef *husart);
+void HAL_USART_MspInit(USART_HandleTypeDef *husart);
+void HAL_USART_MspDeInit(USART_HandleTypeDef *husart);
+
+/**
+ * @}
+ */
+
+/** @addtogroup USART_Exported_Functions_Group2 IO operation functions
+ * @{
+ */
+
+/* IO operation functions *****************************************************/
HAL_StatusTypeDef HAL_USART_Transmit(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size, uint32_t Timeout);
HAL_StatusTypeDef HAL_USART_Receive(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
HAL_StatusTypeDef HAL_USART_TransmitReceive(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
@@ -561,25 +624,25 @@
/* Peripheral Control functions ***********************************************/
-/** @addtogroup USART_Exported_Functions_Group3 Peripheral State and Errors functions
+/** @addtogroup USART_Exported_Functions_Group3 Peripheral State and Error functions
* @{
*/
/* Peripheral State and Error functions ***************************************/
HAL_USART_StateTypeDef HAL_USART_GetState(USART_HandleTypeDef *husart);
-uint32_t HAL_USART_GetError(USART_HandleTypeDef *husart);
-
-/**
- * @}
- */
+uint32_t HAL_USART_GetError(USART_HandleTypeDef *husart);
/**
* @}
*/
-
+
/**
* @}
- */
+ */
+
+/**
+ * @}
+ */
/**
* @}
