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TARGET_NUCLEO_L053R8/stm32l0xx_hal_uart.h
- Committer:
- Kojto
- Date:
- 2015-03-17
- Revision:
- 96:487b796308b0
- Parent:
- 92:4fc01daae5a5
File content as of revision 96:487b796308b0:
/**
******************************************************************************
* @file stm32l0xx_hal_uart.h
* @author MCD Application Team
* @version V1.2.0
* @date 06-February-2015
* @brief Header file of UART HAL module.
******************************************************************************
* @attention
*
* <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:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* 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 -------------------------------------*/
#ifndef __STM32L0xx_HAL_UART_H
#define __STM32L0xx_HAL_UART_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l0xx_hal_def.h"
/** @addtogroup STM32L0xx_HAL_Driver
* @{
*/
/** @defgroup UART UART
* @{
*/
/******************************************************************************/
/* Exported types ------------------------------------------------------------*/
/******************************************************************************/
/** @defgroup UART_Exported_Types UART Exported Types
* @{
*/
/** @defgroup UART_Init_Configuration UART initialization configuration structure
* @{
*/
/**
* @brief UART Init Structure definition
*/
typedef struct
{
uint32_t BaudRate; /*!< This member configures the UART communication baud rate.
The baud rate register is computed using the following formula:
- If oversampling is 16 or in LIN mode,
Baud Rate Register = ((PCLKx) / ((huart->Init.BaudRate)))
- If oversampling is 8,
Baud Rate Register[15:4] = ((2 * PCLKx) / ((huart->Init.BaudRate)))[15:4]
Baud Rate Register[3] = 0
Baud Rate Register[2:0] = (((2 * PCLKx) / ((huart->Init.BaudRate)))[3:0]) >> 1 */
uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
This parameter can be a value of @ref UARTEx_Word_Length */
uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
This parameter can be a value of @ref UART_Stop_Bits */
uint32_t Parity; /*!< Specifies the parity mode.
This parameter can be a value of @ref UART_Parity
@note When parity is enabled, the computed parity is inserted
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 wether 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
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).
This parameter can be a value of @ref UART_Over_Sampling */
uint32_t OneBitSampling; /*!< Specifies wether a single sample or three samples' majority vote is selected.
Selecting the single sample method increases the receiver tolerance to clock
deviations. This parameter can be a value of @ref UART_One_Bit */
}UART_InitTypeDef;
/**
* @}
*/
/** @defgroup UART_Advanced_Feature UART advanced feature structure
* @{
*/
/**
* @brief UART Advanced Features initalization structure definition
*/
typedef struct
{
uint32_t AdvFeatureInit; /*!< Specifies which advanced UART features is initialized. Several
Advanced Features may be initialized at the same time .
This parameter can be a value of @ref UART_Advanced_Features_Initialization_Type */
uint32_t TxPinLevelInvert; /*!< Specifies whether the TX pin active level is inverted.
This parameter can be a value of @ref UART_Tx_Inv */
uint32_t RxPinLevelInvert; /*!< Specifies whether the RX pin active level is inverted.
This parameter can be a value of @ref UART_Rx_Inv */
uint32_t DataInvert; /*!< Specifies whether data are inverted (positive/direct logic
vs negative/inverted logic).
This parameter can be a value of @ref UART_Data_Inv */
uint32_t Swap; /*!< Specifies whether TX and RX pins are swapped.
This parameter can be a value of @ref UART_Rx_Tx_Swap */
uint32_t OverrunDisable; /*!< Specifies whether the reception overrun detection is disabled.
This parameter can be a value of @ref UART_Overrun_Disable */
uint32_t DMADisableonRxError; /*!< Specifies whether the DMA is disabled in case of reception error.
This parameter can be a value of @ref UART_DMA_Disable_on_Rx_Error */
uint32_t AutoBaudRateEnable; /*!< Specifies whether auto Baud rate detection is enabled.
This parameter can be a value of @ref UART_AutoBaudRate_Enable */
uint32_t AutoBaudRateMode; /*!< If auto Baud rate detection is enabled, specifies how the rate
detection is carried out.
This parameter can be a value of @ref UARTEx_AutoBaud_Rate_Mode */
uint32_t MSBFirst; /*!< Specifies whether MSB is sent first on UART line.
This parameter can be a value of @ref UART_MSB_First */
} UART_AdvFeatureInitTypeDef;
/**
* @}
*/
/** @defgroup UART_State_Definition UART state definition
* @{
*/
/**
* @brief HAL UART State structures definition
*/
typedef enum
{
HAL_UART_STATE_RESET = 0x00, /*!< Peripheral Reset state */
HAL_UART_STATE_READY = 0x01, /*!< Peripheral Initialized and ready for use */
HAL_UART_STATE_BUSY = 0x02, /*!< an internal process is ongoing */
HAL_UART_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */
HAL_UART_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */
HAL_UART_STATE_BUSY_TX_RX = 0x32, /*!< Data Transmission and Reception process is ongoing */
HAL_UART_STATE_TIMEOUT = 0x03, /*!< Timeout state */
HAL_UART_STATE_ERROR = 0x04 /*!< Error */
}HAL_UART_StateTypeDef;
/**
* @}
*/
/** @defgroup UART_Error_Definition UART error definition
* @{
*/
/**
* @brief HAL UART Error Code definition
*/
#define HAL_UART_ERROR_NONE ((uint32_t)0x00) /*!< No error */
#define HAL_UART_ERROR_PE ((uint32_t)0x01) /*!< Parity error */
#define HAL_UART_ERROR_NE ((uint32_t)0x02) /*!< Noise error */
#define HAL_UART_ERROR_FE ((uint32_t)0x04) /*!< frame error */
#define HAL_UART_ERROR_ORE ((uint32_t)0x08) /*!< Overrun error */
#define HAL_UART_ERROR_DMA ((uint32_t)0x10) /*!< DMA transfer error */
/**
* @}
*/
/** @defgroup UART_Clock_SourceDefinition UART clock source definition
* @{
*/
/**
* @brief UART clock sources definition
*/
typedef enum
{
UART_CLOCKSOURCE_PCLK1 = 0x00, /*!< PCLK1 clock source */
UART_CLOCKSOURCE_PCLK2 = 0x01, /*!< PCLK2 clock source */
UART_CLOCKSOURCE_HSI = 0x02, /*!< HSI clock source */
UART_CLOCKSOURCE_SYSCLK = 0x04, /*!< SYSCLK clock source */
UART_CLOCKSOURCE_LSE = 0x08 /*!< LSE clock source */
}UART_ClockSourceTypeDef;
/**
* @}
*/
/** @defgroup UART_handle_Definition Handle structure definition
* @{
*/
/**
* @brief UART handle Structure definition
*/
typedef struct
{
USART_TypeDef *Instance; /* UART registers base address */
UART_InitTypeDef Init; /* UART communication parameters */
UART_AdvFeatureInitTypeDef AdvancedInit; /* UART Advanced Features initialization parameters */
uint8_t *pTxBuffPtr; /* Pointer to UART Tx transfer Buffer */
uint16_t TxXferSize; /* UART Tx Transfer size */
uint16_t TxXferCount; /* UART Tx Transfer Counter */
uint8_t *pRxBuffPtr; /* Pointer to UART Rx transfer Buffer */
uint16_t RxXferSize; /* UART Rx Transfer size */
uint16_t RxXferCount; /* UART Rx Transfer Counter */
uint16_t Mask; /* UART Rx RDR register mask */
DMA_HandleTypeDef *hdmatx; /* UART Tx DMA Handle parameters */
DMA_HandleTypeDef *hdmarx; /* UART Rx DMA Handle parameters */
HAL_LockTypeDef Lock; /* Locking object */
__IO HAL_UART_StateTypeDef State; /* UART communication state */
__IO uint32_t ErrorCode; /* UART Error code */
}UART_HandleTypeDef;
/**
* @}
*/
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup UART_Exported_Constants UART Exported Constants
* @{
*/
/** @defgroup UART_Stop_Bits UART stop bit definition
* @{
*/
#define UART_STOPBITS_1 ((uint32_t)0x0000)
#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 UART parity definition
* @{
*/
#define UART_PARITY_NONE ((uint32_t)0x0000)
#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 UART hardware flow control definition
* @{
*/
#define UART_HWCONTROL_NONE ((uint32_t)0x0000)
#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 UART mode definition
* @{
*/
#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)(UART_MODE_TX_RX)))) == (uint32_t)0x00) && ((MODE) != (uint32_t)0x00))
/**
* @}
*/
/** @defgroup UART_State UART state enable and disable definition
* @{
*/
#define UART_STATE_DISABLE ((uint32_t)0x0000)
#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 UART over sampling definition
* @{
*/
#define UART_OVERSAMPLING_16 ((uint32_t)0x0000)
#define UART_OVERSAMPLING_8 ((uint32_t)USART_CR1_OVER8)
#define IS_UART_OVERSAMPLING(SAMPLING) (((SAMPLING) == UART_OVERSAMPLING_16) || \
((SAMPLING) == UART_OVERSAMPLING_8))
/**
* @}
*/
/** @defgroup UART_Receiver_TimeOut UART receiver timeOut definition
* @{
*/
#define UART_RECEIVER_TIMEOUT_DISABLE ((uint32_t)0x00000000)
#define UART_RECEIVER_TIMEOUT_ENABLE ((uint32_t)USART_CR2_RTOEN)
#define IS_UART_RECEIVER_TIMEOUT(TIMEOUT) (((TIMEOUT) == UART_RECEIVER_TIMEOUT_DISABLE) || \
((TIMEOUT) == UART_RECEIVER_TIMEOUT_ENABLE))
/**
* @}
*/
/** @defgroup UART_LIN UART LIN enable and disable definition
* @{
*/
#define UART_LIN_DISABLE ((uint32_t)0x00000000)
#define UART_LIN_ENABLE ((uint32_t)USART_CR2_LINEN)
#define IS_UART_LIN(LIN) (((LIN) == UART_LIN_DISABLE) || \
((LIN) == UART_LIN_ENABLE))
/**
* @}
*/
/** @defgroup UART_LIN_Break_Detection UART LIN break detection definition
* @{
*/
#define UART_LINBREAKDETECTLENGTH_10B ((uint32_t)0x00000000)
#define UART_LINBREAKDETECTLENGTH_11B ((uint32_t)USART_CR2_LBDL)
#define IS_UART_LIN_BREAK_DETECT_LENGTH(LENGTH) (((LENGTH) == UART_LINBREAKDETECTLENGTH_10B) || \
((LENGTH) == UART_LINBREAKDETECTLENGTH_11B))
/**
* @}
*/
/** @defgroup UART_One_Bit UART one bit definition
* @{
*/
#define UART_ONE_BIT_SAMPLE_DISABLE ((uint32_t)0x00000000)
#define UART_ONE_BIT_SAMPLE_ENABLE ((uint32_t)USART_CR3_ONEBIT)
#define IS_UART_ONE_BIT_SAMPLE(ONEBIT) (((ONEBIT) == UART_ONE_BIT_SAMPLE_DISABLE) || \
((ONEBIT) == UART_ONE_BIT_SAMPLE_ENABLE))
/**
* @}
*/
/** @defgroup UART_DMA_Tx UART DMA Tx definition
* @{
*/
#define UART_DMA_TX_DISABLE ((uint32_t)0x00000000)
#define UART_DMA_TX_ENABLE ((uint32_t)USART_CR3_DMAT)
#define IS_UART_DMA_TX(DMATX) (((DMATX) == UART_DMA_TX_DISABLE) || \
((DMATX) == UART_DMA_TX_ENABLE))
/**
* @}
*/
/** @defgroup UART_DMA_Rx UART DMA Rx definition
* @{
*/
#define UART_DMA_RX_DISABLE ((uint32_t)0x0000)
#define UART_DMA_RX_ENABLE ((uint32_t)USART_CR3_DMAR)
#define IS_UART_DMA_RX(DMARX) (((DMARX) == UART_DMA_RX_DISABLE) || \
((DMARX) == UART_DMA_RX_ENABLE))
/**
* @}
*/
/** @defgroup UART_Half_Duplex_Selection UART half duplex selection definition
* @{
*/
#define UART_HALF_DUPLEX_DISABLE ((uint32_t)0x0000)
#define UART_HALF_DUPLEX_ENABLE ((uint32_t)USART_CR3_HDSEL)
#define IS_UART_HALF_DUPLEX(HDSEL) (((HDSEL) == UART_HALF_DUPLEX_DISABLE) || \
((HDSEL) == UART_HALF_DUPLEX_ENABLE))
/**
* @}
*/
/** @defgroup UART_Flags UART flags definition
* Elements values convention: 0xXXXX
* - 0xXXXX : Flag mask in the ISR register
* @{
*/
#define UART_FLAG_REACK ((uint32_t)0x00400000)
#define UART_FLAG_TEACK ((uint32_t)0x00200000)
#define UART_FLAG_WUF ((uint32_t)0x00100000)
#define UART_FLAG_RWU ((uint32_t)0x00080000)
#define UART_FLAG_SBKF ((uint32_t)0x00040000
#define UART_FLAG_CMF ((uint32_t)0x00020000)
#define UART_FLAG_BUSY ((uint32_t)0x00010000)
#define UART_FLAG_ABRF ((uint32_t)0x00008000)
#define UART_FLAG_ABRE ((uint32_t)0x00004000)
#define UART_FLAG_EOBF ((uint32_t)0x00001000)
#define UART_FLAG_RTOF ((uint32_t)0x00000800)
#define UART_FLAG_CTS ((uint32_t)0x00000400)
#define UART_FLAG_CTSIF ((uint32_t)0x00000200)
#define UART_FLAG_LBDF ((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)
/**
* @}
*/
/** @defgroup UART_Interrupt_definition UART interrupt definition
* Elements values convention: 000ZZZZZ0XXYYYYYb
* - YYYYY : Interrupt source position in the XX register (5bits)
* - XX : Interrupt source register (2bits)
* - 01: CR1 register
* - 10: CR2 register
* - 11: CR3 register
* - ZZZZZ : Flag position in the ISR register(5bits)
* @{
*/
#define UART_IT_PE ((uint32_t)0x0028)
#define UART_IT_TXE ((uint32_t)0x0727)
#define UART_IT_TC ((uint32_t)0x0626)
#define UART_IT_RXNE ((uint32_t)0x0525)
#define UART_IT_IDLE ((uint32_t)0x0424)
#define UART_IT_LBD ((uint32_t)0x0846)
#define UART_IT_CTS ((uint32_t)0x096A)
#define UART_IT_CM ((uint32_t)0x112E)
#define UART_IT_WUF ((uint32_t)0x1476)
/** Elements values convention: 000000000XXYYYYYb
* - YYYYY : Interrupt source position in the XX register (5bits)
* - XX : Interrupt source register (2bits)
* - 01: CR1 register
* - 10: CR2 register
* - 11: CR3 register
*/
#define UART_IT_ERR ((uint32_t)0x0060)
/** Elements values convention: 0000ZZZZ00000000b
* - ZZZZ : Flag position in the ISR register(4bits)
*/
#define UART_IT_ORE ((uint32_t)0x0300)
#define UART_IT_NE ((uint32_t)0x0200)
#define UART_IT_FE ((uint32_t)0x0100)
/**
* @}
*/
/** @defgroup UART_IT_CLEAR_Flags UART interrupt clear flags definition
* @{
*/
#define UART_CLEAR_PEF USART_ICR_PECF /*!< Parity Error Clear Flag */
#define UART_CLEAR_FEF USART_ICR_FECF /*!< Framing Error Clear Flag */
#define UART_CLEAR_NEF USART_ICR_NCF /*!< Noise detected Clear Flag */
#define UART_CLEAR_OREF USART_ICR_ORECF /*!< OverRun Error Clear Flag */
#define UART_CLEAR_IDLEF USART_ICR_IDLECF /*!< IDLE line detected Clear Flag */
#define UART_CLEAR_TCF USART_ICR_TCCF /*!< Transmission Complete Clear Flag */
#define UART_CLEAR_LBDF USART_ICR_LBDCF /*!< LIN Break Detection Clear Flag */
#define UART_CLEAR_CTSF USART_ICR_CTSCF /*!< CTS Interrupt Clear Flag */
#define UART_CLEAR_RTOF USART_ICR_RTOCF /*!< Receiver Time Out Clear Flag */
#define UART_CLEAR_EOBF USART_ICR_EOBCF /*!< End Of Block Clear Flag */
#define UART_CLEAR_CMF USART_ICR_CMCF /*!< Character Match Clear Flag */
#define UART_CLEAR_WUF USART_ICR_WUCF /*!< Wake Up from stop mode Clear Flag */
/**
* @}
*/
/** @defgroup UART_Request_Parameters UART request parameter definition
* @{
*/
#define UART_AUTOBAUD_REQUEST ((uint32_t)USART_RQR_ABRRQ) /*!< Auto-Baud Rate Request */
#define UART_SENDBREAK_REQUEST ((uint32_t)USART_RQR_SBKRQ) /*!< Send Break Request */
#define UART_MUTE_MODE_REQUEST ((uint32_t)USART_RQR_MMRQ) /*!< Mute Mode Request */
#define UART_RXDATA_FLUSH_REQUEST ((uint32_t)USART_RQR_RXFRQ) /*!< Receive Data flush Request */
#define UART_TXDATA_FLUSH_REQUEST ((uint32_t)USART_RQR_TXFRQ) /*!< Transmit data flush Request */
#define IS_UART_REQUEST_PARAMETER(PARAM) (((PARAM) == UART_AUTOBAUD_REQUEST) || \
((PARAM) == UART_SENDBREAK_REQUEST) || \
((PARAM) == UART_MUTE_MODE_REQUEST) || \
((PARAM) == UART_RXDATA_FLUSH_REQUEST) || \
((PARAM) == UART_TXDATA_FLUSH_REQUEST))
/**
* @}
*/
/** @defgroup UART_Advanced_Features_Initialization_Type UART advanced features initialization type definition
* @{
*/
#define UART_ADVFEATURE_NO_INIT ((uint32_t)0x00000000)
#define UART_ADVFEATURE_TXINVERT_INIT ((uint32_t)0x00000001)
#define UART_ADVFEATURE_RXINVERT_INIT ((uint32_t)0x00000002)
#define UART_ADVFEATURE_DATAINVERT_INIT ((uint32_t)0x00000004)
#define UART_ADVFEATURE_SWAP_INIT ((uint32_t)0x00000008)
#define UART_ADVFEATURE_RXOVERRUNDISABLE_INIT ((uint32_t)0x00000010)
#define UART_ADVFEATURE_DMADISABLEONERROR_INIT ((uint32_t)0x00000020)
#define UART_ADVFEATURE_AUTOBAUDRATE_INIT ((uint32_t)0x00000040)
#define UART_ADVFEATURE_MSBFIRST_INIT ((uint32_t)0x00000080)
#define IS_UART_ADVFEATURE_INIT(INIT) ((INIT) <= (UART_ADVFEATURE_NO_INIT | \
UART_ADVFEATURE_TXINVERT_INIT | \
UART_ADVFEATURE_RXINVERT_INIT | \
UART_ADVFEATURE_DATAINVERT_INIT | \
UART_ADVFEATURE_SWAP_INIT | \
UART_ADVFEATURE_RXOVERRUNDISABLE_INIT | \
UART_ADVFEATURE_DMADISABLEONERROR_INIT | \
UART_ADVFEATURE_AUTOBAUDRATE_INIT | \
UART_ADVFEATURE_MSBFIRST_INIT))
/**
* @}
*/
/** @defgroup UART_Tx_Inv UART advanced Tx inv activation definition
* @{
*/
#define UART_ADVFEATURE_TXINV_DISABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_TXINV_ENABLE ((uint32_t)USART_CR2_TXINV)
#define IS_UART_ADVFEATURE_TXINV(TXINV) (((TXINV) == UART_ADVFEATURE_TXINV_DISABLE) || \
((TXINV) == UART_ADVFEATURE_TXINV_ENABLE))
/**
* @}
*/
/** @defgroup UART_Rx_Inv UART advanced Rx inv activation definition
* @{
*/
#define UART_ADVFEATURE_RXINV_DISABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_RXINV_ENABLE ((uint32_t)USART_CR2_RXINV)
#define IS_UART_ADVFEATURE_RXINV(RXINV) (((RXINV) == UART_ADVFEATURE_RXINV_DISABLE) || \
((RXINV) == UART_ADVFEATURE_RXINV_ENABLE))
/**
* @}
*/
/** @defgroup UART_Data_Inv UART advanced data inv activation definition
* @{
*/
#define UART_ADVFEATURE_DATAINV_DISABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_DATAINV_ENABLE ((uint32_t)USART_CR2_DATAINV)
#define IS_UART_ADVFEATURE_DATAINV(DATAINV) (((DATAINV) == UART_ADVFEATURE_DATAINV_DISABLE) || \
((DATAINV) == UART_ADVFEATURE_DATAINV_ENABLE))
/**
* @}
*/
/** @defgroup UART_Rx_Tx_Swap UART advanced swap activation definition
* @{
*/
#define UART_ADVFEATURE_SWAP_DISABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_SWAP_ENABLE ((uint32_t)USART_CR2_SWAP)
#define IS_UART_ADVFEATURE_SWAP(SWAP) (((SWAP) == UART_ADVFEATURE_SWAP_DISABLE) || \
((SWAP) == UART_ADVFEATURE_SWAP_ENABLE))
/**
* @}
*/
/** @defgroup UART_Overrun_Disable UART advanced overrun activation definition
* @{
*/
#define UART_ADVFEATURE_OVERRUN_ENABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_OVERRUN_DISABLE ((uint32_t)USART_CR3_OVRDIS)
#define IS_UART_OVERRUN(OVERRUN) (((OVERRUN) == UART_ADVFEATURE_OVERRUN_ENABLE) || \
((OVERRUN) == UART_ADVFEATURE_OVERRUN_DISABLE))
/**
* @}
*/
/** @defgroup UART_AutoBaudRate_Enable UART advanced auto baud rate activation definition
* @{
*/
#define UART_ADVFEATURE_AUTOBAUDRATE_DISABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_AUTOBAUDRATE_ENABLE ((uint32_t)USART_CR2_ABREN)
#define IS_UART_ADVFEATURE_AUTOBAUDRATE(AUTOBAUDRATE) (((AUTOBAUDRATE) == UART_ADVFEATURE_AUTOBAUDRATE_DISABLE) || \
((AUTOBAUDRATE) == UART_ADVFEATURE_AUTOBAUDRATE_ENABLE))
/**
* @}
*/
/** @defgroup UART_DMA_Disable_on_Rx_Error UART advanced DMA on Rx error activation definition
* @{
*/
#define UART_ADVFEATURE_DMA_ENABLEONRXERROR ((uint32_t)0x00000000)
#define UART_ADVFEATURE_DMA_DISABLEONRXERROR ((uint32_t)USART_CR3_DDRE)
#define IS_UART_ADVFEATURE_DMAONRXERROR(DMA) (((DMA) == UART_ADVFEATURE_DMA_ENABLEONRXERROR) || \
((DMA) == UART_ADVFEATURE_DMA_DISABLEONRXERROR))
/**
* @}
*/
/** @defgroup UART_MSB_First UART advanced MSB first activation definition
* @{
*/
#define UART_ADVFEATURE_MSBFIRST_DISABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_MSBFIRST_ENABLE ((uint32_t)USART_CR2_MSBFIRST)
#define IS_UART_ADVFEATURE_MSBFIRST(MSBFIRST) (((MSBFIRST) == UART_ADVFEATURE_MSBFIRST_DISABLE) || \
((MSBFIRST) == UART_ADVFEATURE_MSBFIRST_ENABLE))
/**
* @}
*/
/** @defgroup UART_Stop_Mode_Enable UART advanced stop mode activation definition
* @{
*/
#define UART_ADVFEATURE_STOPMODE_DISABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_STOPMODE_ENABLE ((uint32_t)USART_CR1_UESM)
#define IS_UART_ADVFEATURE_STOPMODE(STOPMODE) (((STOPMODE) == UART_ADVFEATURE_STOPMODE_DISABLE) || \
((STOPMODE) == UART_ADVFEATURE_STOPMODE_ENABLE))
/**
* @}
*/
/** @defgroup UART_Mute_Mode UART advanced mute mode activation definition
* @{
*/
#define UART_ADVFEATURE_MUTEMODE_DISABLE ((uint32_t)0x00000000)
#define UART_ADVFEATURE_MUTEMODE_ENABLE ((uint32_t)USART_CR1_MME)
#define IS_UART_MUTE_MODE(MUTE) (((MUTE) == UART_ADVFEATURE_MUTEMODE_DISABLE) || \
((MUTE) == UART_ADVFEATURE_MUTEMODE_ENABLE))
/**
* @}
*/
/** @defgroup UART_CR2_ADDRESS_LSBPOS UART CR2 address lsb position definition
* @{
*/
#define UART_CR2_ADDRESS_LSB_POS ((uint32_t) 24)
/**
* @}
*/
/** @defgroup UART_WakeUp_from_Stop_Selection UART wake up mode selection definition
* @{
*/
#define UART_WAKEUP_ON_ADDRESS ((uint32_t)0x0000)
#define UART_WAKEUP_ON_STARTBIT ((uint32_t)USART_CR3_WUS_1)
#define UART_WAKEUP_ON_READDATA_NONEMPTY ((uint32_t)USART_CR3_WUS)
#define IS_UART_WAKEUP_SELECTION(WAKE) (((WAKE) == UART_WAKEUP_ON_ADDRESS) || \
((WAKE) == UART_WAKEUP_ON_STARTBIT) || \
((WAKE) == UART_WAKEUP_ON_READDATA_NONEMPTY))
/**
* @}
*/
/** @defgroup UART_DriverEnable_Polarity UART driver polarity level definition
* @{
*/
#define UART_DE_POLARITY_HIGH ((uint32_t)0x00000000)
#define UART_DE_POLARITY_LOW ((uint32_t)USART_CR3_DEP)
#define IS_UART_DE_POLARITY(POLARITY) (((POLARITY) == UART_DE_POLARITY_HIGH) || \
((POLARITY) == UART_DE_POLARITY_LOW))
/**
* @}
*/
/** @defgroup UART_CR1_DEAT_ADDRESS_LSBPOS UART CR1 DEAT address lsb position definition
* @{
*/
#define UART_CR1_DEAT_ADDRESS_LSB_POS ((uint32_t) 21)
/**
* @}
*/
/** @defgroup UART_CR1_DEDT_ADDRESS_LSBPOS UART CR1 DEDT address lsb position definition
* @{
*/
#define UART_CR1_DEDT_ADDRESS_LSB_POS ((uint32_t) 16)
/**
* @}
*/
/** @defgroup UART_Interruption_Mask UART interruption mask definition
* @{
*/
#define UART_IT_MASK ((uint32_t)0x001F)
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup UART_Exported_Macros UART Exported Macros
* @{
*/
/** @brief Reset UART handle state
* @param __HANDLE__: specifies the UART Handle.
* The Handle Instance which can be USART1, USART2 or LPUART.
* @retval None
*/
#define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_UART_STATE_RESET)
/** @brief Flush the UART Data registers
* @param __HANDLE__: specifies the UART Handle.
*/
#define __HAL_UART_FLUSH_DRREGISTER(__HANDLE__) \
do{ \
SET_BIT((__HANDLE__)->Instance->RQR, UART_RXDATA_FLUSH_REQUEST); \
SET_BIT((__HANDLE__)->Instance->RQR, UART_TXDATA_FLUSH_REQUEST); \
} while(0)
/** @brief Clears the specified UART pending flag.
* @param __HANDLE__: specifies the UART Handle.
* @param __FLAG__: specifies the flag to check.
* This parameter can be any combination of the following values:
* @arg UART_CLEAR_PEF
* @arg UART_CLEAR_FEF
* @arg UART_CLEAR_NEF
* @arg UART_CLEAR_OREF
* @arg UART_CLEAR_IDLEF
* @arg UART_CLEAR_TCF
* @arg UART_CLEAR_LBDF
* @arg UART_CLEAR_CTSF
* @arg UART_CLEAR_RTOF
* @arg UART_CLEAR_EOBF
* @arg UART_CLEAR_CMF
* @arg UART_CLEAR_WUF
* @retval None
*/
#define __HAL_UART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = ~(__FLAG__))
/** @brief Clear the UART PE pending flag.
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#define __HAL_UART_CLEAR_PEFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG(__HANDLE__,UART_CLEAR_PEF)
/** @brief Clear the UART FE pending flag.
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#define __HAL_UART_CLEAR_FEFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG(__HANDLE__,UART_CLEAR_FEF)
/** @brief Clear the UART NE pending flag.
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#define __HAL_UART_CLEAR_NEFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG(__HANDLE__,UART_CLEAR_NEF)
/** @brief Clear the UART ORE pending flag.
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#define __HAL_UART_CLEAR_OREFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG(__HANDLE__,UART_CLEAR_OREF)
/** @brief Clear the UART IDLE pending flag.
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#define __HAL_UART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_UART_CLEAR_FLAG(__HANDLE__,UART_CLEAR_IDLEF)
/** @brief Checks whether the specified UART flag is set or not.
* @param __HANDLE__: specifies the UART Handle.
* This parameter can be USART1, USART2 or LPUART.
* @param __FLAG__: specifies the flag to check.
* This parameter can be one of the following values:
* @arg UART_FLAG_REACK: Receive enable ackowledge flag
* @arg UART_FLAG_TEACK: Transmit enable ackowledge flag
* @arg UART_FLAG_WUF: Wake up from stop mode flag
* @arg UART_FLAG_RWU: Receiver wake up flag (is the UART in mute mode)
* @arg UART_FLAG_SBKF: Send Break flag
* @arg UART_FLAG_CMF: Character match flag
* @arg UART_FLAG_BUSY: Busy flag
* @arg UART_FLAG_ABRF: Auto Baud rate detection flag
* @arg UART_FLAG_ABRE: Auto Baud rate detection error flag
* @arg UART_FLAG_EOBF: End of block flag
* @arg UART_FLAG_RTOF: Receiver timeout flag
* @arg UART_FLAG_CTS: CTS Change flag (not available for UART4 and UART5)
* @arg UART_FLAG_LBD: LIN Break detection flag
* @arg UART_FLAG_TXE: Transmit data register empty flag
* @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_NE: Noise Error flag
* @arg UART_FLAG_FE: Framing Error flag
* @arg UART_FLAG_PE: Parity Error flag
* @retval The new state of __FLAG__ (TRUE or FALSE).
*/
#define __HAL_UART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->ISR & (__FLAG__)) == (__FLAG__))
/** @brief Enables the specified UART interrupt.
* @param __HANDLE__: specifies the UART Handle.
* This parameter can be USART1, USART2 or LPUART.
* @param __INTERRUPT__: specifies the UART interrupt source to enable.
* This parameter can be one of the following values:
* @arg UART_IT_WUF: Wakeup from stop mode interrupt
* @arg UART_IT_CM: Character match interrupt
* @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_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((((uint8_t)(__INTERRUPT__)) >> 5) == 1)? ((__HANDLE__)->Instance->CR1 |= (1 << ((__INTERRUPT__) & UART_IT_MASK))): \
((((uint8_t)(__INTERRUPT__)) >> 5) == 2)? ((__HANDLE__)->Instance->CR2 |= (1 << ((__INTERRUPT__) & UART_IT_MASK))): \
((__HANDLE__)->Instance->CR3 |= (1 << ((__INTERRUPT__) & UART_IT_MASK))))
/** @brief Disables the specified UART interrupt.
* @param __HANDLE__: specifies the UART Handle.
* This parameter can be USART1, USART2 or LPUART.
* @param __INTERRUPT__: specifies the UART interrupt source to disable.
* This parameter can be one of the following values:
* @arg UART_IT_WUF: Wakeup from stop mode interrupt
* @arg UART_IT_CM: Character match interrupt
* @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__) (((((uint8_t)(__INTERRUPT__)) >> 5) == 1)? ((__HANDLE__)->Instance->CR1 &= ~ ((uint32_t)1 << ((__INTERRUPT__) & UART_IT_MASK))): \
((((uint8_t)(__INTERRUPT__)) >> 5) == 2)? ((__HANDLE__)->Instance->CR2 &= ~ ((uint32_t)1 << ((__INTERRUPT__) & UART_IT_MASK))): \
((__HANDLE__)->Instance->CR3 &= ~ ((uint32_t)1 << ((__INTERRUPT__) & UART_IT_MASK))))
/** @brief Checks whether the specified UART interrupt has occurred or not.
* @param __HANDLE__: specifies the UART Handle.
* This parameter can be USART1, USART2 or LPUART.
* @param __IT__: specifies the UART interrupt to check.
* This parameter can be one of the following values:
* @arg UART_IT_WUF: Wakeup from stop mode interrupt
* @arg UART_IT_CM: Character match interrupt
* @arg UART_IT_CTS: CTS change interrupt (not available for UART4 and UART5)
* @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_ORE: OverRun Error interrupt
* @arg UART_IT_NE: Noise Error interrupt
* @arg UART_IT_FE: Framing Error interrupt
* @arg UART_IT_PE: Parity Error interrupt
* @retval The new state of __IT__ (TRUE or FALSE).
*/
#define __HAL_UART_GET_IT(__HANDLE__, __IT__) ((__HANDLE__)->Instance->ISR & ((uint32_t)1 << ((__IT__)>> 0x08)))
/** @brief Checks whether the specified UART interrupt source is enabled.
* @param __HANDLE__: specifies the UART Handle.
* This parameter can be USART1, USART2 or LPUART.
* @param __IT__: specifies the UART interrupt source to check.
* This parameter can be one of the following values:
* @arg UART_IT_CTS: CTS change interrupt (not available for UART4 and UART5)
* @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_ORE: OverRun Error interrupt
* @arg UART_IT_NE: Noise Error interrupt
* @arg UART_IT_FE: Framing Error interrupt
* @arg UART_IT_PE: Parity Error interrupt
* @retval The new state of __IT__ (TRUE or FALSE).
*/
#define __HAL_UART_GET_IT_SOURCE(__HANDLE__, __IT__) ((((((uint8_t)(__IT__)) >> 5) == 1)? (__HANDLE__)->Instance->CR1:(((((uint8_t)(__IT__)) >> 5) == 2)? \
(__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & ((uint32_t)1 << (((uint16_t)(__IT__)) & UART_IT_MASK)))
/** @brief Clears the specified UART ISR flag, in setting the proper ICR register flag.
* @param __HANDLE__: specifies the UART Handle.
* This parameter can be USART1, USART2 or LPUART.
* @param __IT_CLEAR__: specifies the interrupt clear register flag that needs to be set
* to clear the corresponding interrupt
* This parameter can be one of the following values:
* @arg UART_CLEAR_PEF: Parity Error Clear Flag
* @arg UART_CLEAR_FEF: Framing Error Clear Flag
* @arg UART_CLEAR_NEF: Noise detected Clear Flag
* @arg UART_CLEAR_OREF: OverRun Error Clear Flag
* @arg UART_CLEAR_IDLEF: IDLE line detected Clear Flag
* @arg UART_CLEAR_TCF: Transmission Complete Clear Flag
* @arg UART_CLEAR_LBDF: LIN Break Detection Clear Flag
* @arg UART_CLEAR_CTSF: CTS Interrupt Clear Flag
* @arg UART_CLEAR_RTOF: Receiver Time Out Clear Flag
* @arg UART_CLEAR_EOBF: End Of Block Clear Flag
* @arg UART_CLEAR_CMF: Character Match Clear Flag
* @arg UART_CLEAR_WUF: Wake Up from stop mode Clear Flag
* @retval None
*/
#define __HAL_UART_CLEAR_IT(__HANDLE__, __IT_CLEAR__) ((__HANDLE__)->Instance->ICR = (uint32_t)(__IT_CLEAR__))
/** @brief Set a specific UART request flag.
* @param __HANDLE__: specifies the UART Handle.
* This parameter can be USART1, USART2 or LPUART.
* @param __REQ__: specifies the request flag to set
* This parameter can be one of the following values:
* @arg UART_AUTOBAUD_REQUEST: Auto-Baud Rate Request
* @arg UART_SENDBREAK_REQUEST: Send Break Request
* @arg UART_MUTE_MODE_REQUEST: Mute Mode Request
* @arg UART_RXDATA_FLUSH_REQUEST: Receive Data flush Request
* @arg UART_TXDATA_FLUSH_REQUEST: Transmit data flush Request
* @retval None
*/
#define __HAL_UART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (uint32_t)(__REQ__))
/** @brief Enables the UART one bit sample method
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#define __HAL_UART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
/** @brief Disables the UART one bit sample method
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#define __HAL_UART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint32_t)~((uint32_t)USART_CR3_ONEBIT))
/** @brief Enable UART
* @param __HANDLE__: specifies the UART Handle.
* The Handle Instance can be USART1, USART2 or LPUART.
* @retval None
*/
#define __HAL_UART_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
/** @brief Disable UART
* @param __HANDLE__: specifies the UART Handle.
* The Handle Instance can be USART1, USART2 or LPUART.
* @retval None
*/
#define __HAL_UART_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
/** @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
*/
#define __HAL_UART_ONE_BIT_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
#define __HAL_UART_ONE_BIT_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
/** @brief BRR division operation to set BRR register with LPUART
* @param _PCLK_: LPUART clock
* @param _BAUD_: Baud rate set by the user
* @retval Division result
*/
#define __DIV_LPUART(_PCLK_, _BAUD_) (((_PCLK_)*256)/((_BAUD_)))
/** @brief BRR division operation to set BRR register in 8-bit oversampling mode
* @param _PCLK_: UART clock
* @param _BAUD_: Baud rate set by the user
* @retval Division result
*/
#define UART_DIV_SAMPLING8(_PCLK_, _BAUD_) (((_PCLK_)*2)/((_BAUD_)))
/** @brief BRR division operation to set BRR register in 16-bit oversampling mode
* @param _PCLK_: UART clock
* @param _BAUD_: Baud rate set by the user
* @retval Division result
*/
#define UART_DIV_SAMPLING16(_PCLK_, _BAUD_) (((_PCLK_))/((_BAUD_)))
/** @brief Check UART Baud rate
* @param BAUDRATE: Baudrate specified by the user
* The maximum Baud Rate is derived from the maximum clock on L0 (i.e. 32 MHz)
* divided by the smallest oversampling used on the USART (i.e. 8)
* @retval Test result (TRUE or FALSE).
*/
#define IS_UART_BAUDRATE(BAUDRATE) ((BAUDRATE) < 4000001)
/** @brief Check UART byte address
* @param ADDRESS: UART 8-bit address for wake-up process scheme
* @retval Test result (TRUE or FALSE).
*/
#define IS_UART_7B_ADDRESS(ADDRESS) ((ADDRESS) <= 0x7F)
/** @brief Check UART 4-bit address
* @param ADDRESS: UART 4-bit address for wake-up process scheme
* @retval Test result (TRUE or FALSE).
*/
#define IS_UART_4B_ADDRESS(ADDRESS) ((ADDRESS) <= 0xF)
/** @brief Check UART assertion time
* @param TIME: 5-bit value assertion time
* @retval Test result (TRUE or FALSE).
*/
#define IS_UART_ASSERTIONTIME(TIME) ((TIME) <= 0x1F)
/** @brief Check UART deassertion time
* @param TIME: 5-bit value deassertion time
* @retval Test result (TRUE or FALSE).
*/
#define IS_UART_DEASSERTIONTIME(TIME) ((TIME) <= 0x1F)
/**
* @}
*/
/* Include UART HAL Extension module */
#include "stm32l0xx_hal_uart_ex.h"
/******************************************************************************/
/* Exported functions --------------------------------------------------------*/
/******************************************************************************/
/* Exported functions --------------------------------------------------------*/
/** @defgroup UART_Exported_Functions UART Exported Functions
* @{
*/
/* Initialization/de-initialization functions ********************************/
/** @defgroup UART_Exported_Functions_Group1 Initialization/de-initialization methods
* @{
*/
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 WakeUpMethod);
HAL_StatusTypeDef HAL_UART_DeInit (UART_HandleTypeDef *huart);
void HAL_UART_MspInit(UART_HandleTypeDef *huart);
void HAL_UART_MspDeInit(UART_HandleTypeDef *huart);
/**
* @}
*/
/* IO operation functions *****************************************************/
/** @defgroup 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);
HAL_StatusTypeDef HAL_UART_Transmit_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
HAL_StatusTypeDef HAL_UART_Receive_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
HAL_StatusTypeDef HAL_UART_Transmit_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
HAL_StatusTypeDef HAL_UART_Receive_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
HAL_StatusTypeDef HAL_UART_DMAPause(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_UART_DMAResume(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_UART_DMAStop(UART_HandleTypeDef *huart);
void HAL_UART_IRQHandler(UART_HandleTypeDef *huart);
void HAL_UART_TxHalfCpltCallback(UART_HandleTypeDef *huart);
void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart);
void HAL_UART_RxHalfCpltCallback(UART_HandleTypeDef *huart);
void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart);
void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart);
/**
* @}
*/
/* Peripheral Control and State functions ************************************/
/** @defgroup UART_Exported_Functions_Group3 Peripheral Control funtions
* @{
*/
HAL_StatusTypeDef HAL_MultiProcessor_EnableMuteMode(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_MultiProcessor_DisableMuteMode(UART_HandleTypeDef *huart);
void HAL_MultiProcessor_EnterMuteMode(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_HalfDuplex_EnableTransmitter(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_HalfDuplex_EnableReceiver(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_LIN_SendBreak(UART_HandleTypeDef *huart);
HAL_UART_StateTypeDef HAL_UART_GetState(UART_HandleTypeDef *huart);
uint32_t HAL_UART_GetError(UART_HandleTypeDef *huart);
/**
* @}
*/
void UART_SetConfig(UART_HandleTypeDef *huart);
HAL_StatusTypeDef UART_CheckIdleState(UART_HandleTypeDef *huart);
HAL_StatusTypeDef UART_WaitOnFlagUntilTimeout(UART_HandleTypeDef *huart, uint32_t Flag, FlagStatus Status, uint32_t Timeout);
void UART_AdvFeatureConfig(UART_HandleTypeDef *huart);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32L0xx_HAL_UART_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/