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targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_hal_uart.h
- Committer:
- AnnaBridge
- Date:
- 2019-02-20
- Revision:
- 189:f392fc9709a3
- Parent:
- 186:707f6e361f3e
File content as of revision 189:f392fc9709a3:
/**
******************************************************************************
* @file stm32l0xx_hal_uart.h
* @author MCD Application Team
* @brief Header file of UART HAL module.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT(c) 2016 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
* @{
*/
/** @addtogroup UART
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup UART_Exported_Types UART Exported Types
* @{
*/
/**
* @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 whether the Receive or Transmit mode is enabled or disabled.
This parameter can be a value of @ref UART_Mode. */
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 whether the Over sampling 8 is enabled or disabled, to achieve higher speed (up to f_PCLK/8).
This parameter can be a value of @ref UART_Over_Sampling. */
uint32_t OneBitSampling; /*!< Specifies whether 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_OneBit_Sampling. */
}UART_InitTypeDef;
/**
* @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 UART_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;
/**
* @brief HAL UART State structures definition
* @note HAL UART State value is a combination of 2 different substates: gState and RxState.
* - gState contains UART state information related to global Handle management
* and also information related to Tx operations.
* gState value coding follow below described bitmap :
* b7-b6 Error information
* 00 : No Error
* 01 : (Not Used)
* 10 : Timeout
* 11 : Error
* b5 IP initilisation status
* 0 : Reset (IP not initialized)
* 1 : Init done (IP not initialized. HAL UART Init function already called)
* b4-b3 (not used)
* xx : Should be set to 00
* b2 Intrinsic process state
* 0 : Ready
* 1 : Busy (IP busy with some configuration or internal operations)
* b1 (not used)
* x : Should be set to 0
* b0 Tx state
* 0 : Ready (no Tx operation ongoing)
* 1 : Busy (Tx operation ongoing)
* - RxState contains information related to Rx operations.
* RxState value coding follow below described bitmap :
* b7-b6 (not used)
* xx : Should be set to 00
* b5 IP initilisation status
* 0 : Reset (IP not initialized)
* 1 : Init done (IP not initialized)
* b4-b2 (not used)
* xxx : Should be set to 000
* b1 Rx state
* 0 : Ready (no Rx operation ongoing)
* 1 : Busy (Rx operation ongoing)
* b0 (not used)
* x : Should be set to 0.
*/
typedef enum
{
HAL_UART_STATE_RESET = 0x00U, /*!< Peripheral is not initialized
Value is allowed for gState and RxState */
HAL_UART_STATE_READY = 0x20U, /*!< Peripheral Initialized and ready for use
Value is allowed for gState and RxState */
HAL_UART_STATE_BUSY = 0x24U, /*!< an internal process is ongoing
Value is allowed for gState only */
HAL_UART_STATE_BUSY_TX = 0x21U, /*!< Data Transmission process is ongoing
Value is allowed for gState only */
HAL_UART_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing
Value is allowed for RxState only */
HAL_UART_STATE_BUSY_TX_RX = 0x23U, /*!< Data Transmission and Reception process is ongoing
Not to be used for neither gState nor RxState.
Value is result of combination (Or) between gState and RxState values */
HAL_UART_STATE_TIMEOUT = 0xA0U, /*!< Timeout state
Value is allowed for gState only */
HAL_UART_STATE_ERROR = 0xE0U /*!< Error
Value is allowed for gState only */
}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_ERROR_BUSY = 0x20 /*!< Busy Error */
}HAL_UART_ErrorTypeDef;
/**
* @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_CLOCKSOURCE_UNDEFINED = 0x10 /*!< Undefined clock source */
}UART_ClockSourceTypeDef;
/**
* @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 */
__IO uint16_t TxXferCount; /*!< UART Tx Transfer Counter */
uint8_t *pRxBuffPtr; /*!< Pointer to UART Rx transfer Buffer */
uint16_t RxXferSize; /*!< UART Rx Transfer size */
__IO 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 gState; /*!< UART state information related to global Handle management
and also related to Tx operations.
This parameter can be a value of @ref HAL_UART_StateTypeDef */
__IO HAL_UART_StateTypeDef RxState; /*!< UART state information related to Rx operations.
This parameter can be a value of @ref HAL_UART_StateTypeDef */
__IO uint32_t ErrorCode; /*!< UART Error code */
}UART_HandleTypeDef;
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup UART_Exported_Constants UART Exported Constants
* @{
*/
/** @defgroup UART_Stop_Bits UART Number of Stop Bits
* @{
*/
#define UART_STOPBITS_1 ((uint32_t)0x00000000U) /*!< UART frame with 1 stop bit */
#define UART_STOPBITS_1_5 (USART_CR2_STOP_0 | USART_CR2_STOP_1) /*!< UART frame with 1.5 stop bits */
#define UART_STOPBITS_2 USART_CR2_STOP_1 /*!< UART frame with 2 stop bits */
/**
* @}
*/
/** @defgroup UART_Parity UART Parity
* @{
*/
#define UART_PARITY_NONE ((uint32_t)0x00000000U) /*!< No parity */
#define UART_PARITY_EVEN ((uint32_t)USART_CR1_PCE) /*!< Even parity */
#define UART_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS)) /*!< Odd parity */
/**
* @}
*/
/** @defgroup UART_Hardware_Flow_Control UART Hardware Flow Control
* @{
*/
#define UART_HWCONTROL_NONE ((uint32_t)0x00000000U) /*!< No hardware control */
#define UART_HWCONTROL_RTS ((uint32_t)USART_CR3_RTSE) /*!< Request To Send */
#define UART_HWCONTROL_CTS ((uint32_t)USART_CR3_CTSE) /*!< Clear To Send */
#define UART_HWCONTROL_RTS_CTS ((uint32_t)(USART_CR3_RTSE | USART_CR3_CTSE)) /*!< Request and Clear To Send */
/**
* @}
*/
/** @defgroup UART_Mode UART Transfer Mode
* @{
*/
#define UART_MODE_RX ((uint32_t)USART_CR1_RE) /*!< RX mode */
#define UART_MODE_TX ((uint32_t)USART_CR1_TE) /*!< TX mode */
#define UART_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE)) /*!< RX and TX mode */
/**
* @}
*/
/** @defgroup UART_State UART State
* @{
*/
#define UART_STATE_DISABLE ((uint32_t)0x00000000U) /*!< UART disabled */
#define UART_STATE_ENABLE ((uint32_t)USART_CR1_UE) /*!< UART enabled */
/**
* @}
*/
/** @defgroup UART_Over_Sampling UART Over Sampling
* @{
*/
#define UART_OVERSAMPLING_16 ((uint32_t)0x00000000U) /*!< Oversampling by 16 */
#define UART_OVERSAMPLING_8 ((uint32_t)USART_CR1_OVER8) /*!< Oversampling by 8 */
/**
* @}
*/
/** @defgroup UART_OneBit_Sampling UART One Bit Sampling Method
* @{
*/
#define UART_ONE_BIT_SAMPLE_DISABLE ((uint32_t)0x00000000U) /*!< One-bit sampling disable */
#define UART_ONE_BIT_SAMPLE_ENABLE ((uint32_t)USART_CR3_ONEBIT) /*!< One-bit sampling enable */
/**
* @}
*/
/** @defgroup UART_AutoBaud_Rate_Mode UART Advanced Feature AutoBaud Rate Mode
* @{
*/
#define UART_ADVFEATURE_AUTOBAUDRATE_ONSTARTBIT ((uint32_t)0x00000000) /*!< Auto Baud rate detection on start bit */
#define UART_ADVFEATURE_AUTOBAUDRATE_ONFALLINGEDGE ((uint32_t)USART_CR2_ABRMODE_0) /*!< Auto Baud rate detection on falling edge */
#define UART_ADVFEATURE_AUTOBAUDRATE_ON0X7FFRAME ((uint32_t)USART_CR2_ABRMODE_1) /*!< Auto Baud rate detection on 0x7F frame detection */
#define UART_ADVFEATURE_AUTOBAUDRATE_ON0X55FRAME ((uint32_t)USART_CR2_ABRMODE) /*!< Auto Baud rate detection on 0x55 frame detection */
/**
* @}
*/
/** @defgroup UART_Receiver_TimeOut UART Receiver TimeOut
* @{
*/
#define UART_RECEIVER_TIMEOUT_DISABLE ((uint32_t)0x00000000U) /*!< UART receiver timeout disable */
#define UART_RECEIVER_TIMEOUT_ENABLE ((uint32_t)USART_CR2_RTOEN) /*!< UART receiver timeout enable */
/**
* @}
*/
/** @defgroup UART_LIN UART Local Interconnection Network mode
* @{
*/
#define UART_LIN_DISABLE ((uint32_t)0x00000000U) /*!< Local Interconnect Network disable */
#define UART_LIN_ENABLE ((uint32_t)USART_CR2_LINEN) /*!< Local Interconnect Network enable */
/**
* @}
*/
/** @defgroup UART_LIN_Break_Detection UART LIN Break Detection
* @{
*/
#define UART_LINBREAKDETECTLENGTH_10B ((uint32_t)0x00000000U) /*!< LIN 10-bit break detection length */
#define UART_LINBREAKDETECTLENGTH_11B ((uint32_t)USART_CR2_LBDL) /*!< LIN 11-bit break detection length */
/**
* @}
*/
/** @defgroup UART_DMA_Tx UART DMA Tx
* @{
*/
#define UART_DMA_TX_DISABLE ((uint32_t)0x00000000U) /*!< UART DMA TX disabled */
#define UART_DMA_TX_ENABLE ((uint32_t)USART_CR3_DMAT) /*!< UART DMA TX enabled */
/**
* @}
*/
/** @defgroup UART_DMA_Rx UART DMA Rx
* @{
*/
#define UART_DMA_RX_DISABLE ((uint32_t)0x00000000U) /*!< UART DMA RX disabled */
#define UART_DMA_RX_ENABLE ((uint32_t)USART_CR3_DMAR) /*!< UART DMA RX enabled */
/**
* @}
*/
/** @defgroup UART_Half_Duplex_Selection UART Half Duplex Selection
* @{
*/
#define UART_HALF_DUPLEX_DISABLE ((uint32_t)0x00000000U) /*!< UART half-duplex disabled */
#define UART_HALF_DUPLEX_ENABLE ((uint32_t)USART_CR3_HDSEL) /*!< UART half-duplex enabled */
/**
* @}
*/
/** @defgroup UART_WakeUp_Methods UART WakeUp Methods
* @{
*/
#define UART_WAKEUPMETHOD_IDLELINE ((uint32_t)0x00000000U) /*!< UART wake-up on idle line */
#define UART_WAKEUPMETHOD_ADDRESSMARK ((uint32_t)USART_CR1_WAKE) /*!< UART wake-up on address mark */
/**
* @}
*/
/** @defgroup UART_Request_Parameters UART Request Parameters
* @{
*/
#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 */
/**
* @}
*/
/** @defgroup UART_Advanced_Features_Initialization_Type UART Advanced Feature Initialization Type
* @{
*/
#define UART_ADVFEATURE_NO_INIT ((uint32_t)0x00000000U) /*!< No advanced feature initialization */
#define UART_ADVFEATURE_TXINVERT_INIT ((uint32_t)0x00000001U) /*!< TX pin active level inversion */
#define UART_ADVFEATURE_RXINVERT_INIT ((uint32_t)0x00000002U) /*!< RX pin active level inversion */
#define UART_ADVFEATURE_DATAINVERT_INIT ((uint32_t)0x00000004U) /*!< Binary data inversion */
#define UART_ADVFEATURE_SWAP_INIT ((uint32_t)0x00000008U) /*!< TX/RX pins swap */
#define UART_ADVFEATURE_RXOVERRUNDISABLE_INIT ((uint32_t)0x00000010U) /*!< RX overrun disable */
#define UART_ADVFEATURE_DMADISABLEONERROR_INIT ((uint32_t)0x00000020U) /*!< DMA disable on Reception Error */
#define UART_ADVFEATURE_AUTOBAUDRATE_INIT ((uint32_t)0x00000040U) /*!< Auto Baud rate detection initialization */
#define UART_ADVFEATURE_MSBFIRST_INIT ((uint32_t)0x00000080U) /*!< Most significant bit sent/received first */
/**
* @}
*/
/** @defgroup UART_Tx_Inv UART Advanced Feature TX Pin Active Level Inversion
* @{
*/
#define UART_ADVFEATURE_TXINV_DISABLE ((uint32_t)0x00000000U) /*!< TX pin active level inversion disable */
#define UART_ADVFEATURE_TXINV_ENABLE ((uint32_t)USART_CR2_TXINV) /*!< TX pin active level inversion enable */
/**
* @}
*/
/** @defgroup UART_Rx_Inv UART Advanced Feature RX Pin Active Level Inversion
* @{
*/
#define UART_ADVFEATURE_RXINV_DISABLE ((uint32_t)0x00000000U) /*!< RX pin active level inversion disable */
#define UART_ADVFEATURE_RXINV_ENABLE ((uint32_t)USART_CR2_RXINV) /*!< RX pin active level inversion enable */
/**
* @}
*/
/** @defgroup UART_Data_Inv UART Advanced Feature Binary Data Inversion
* @{
*/
#define UART_ADVFEATURE_DATAINV_DISABLE ((uint32_t)0x00000000U) /*!< Binary data inversion disable */
#define UART_ADVFEATURE_DATAINV_ENABLE ((uint32_t)USART_CR2_DATAINV) /*!< Binary data inversion enable */
/**
* @}
*/
/** @defgroup UART_Rx_Tx_Swap UART Advanced Feature RX TX Pins Swap
* @{
*/
#define UART_ADVFEATURE_SWAP_DISABLE ((uint32_t)0x00000000U) /*!< TX/RX pins swap disable */
#define UART_ADVFEATURE_SWAP_ENABLE ((uint32_t)USART_CR2_SWAP) /*!< TX/RX pins swap enable */
/**
* @}
*/
/** @defgroup UART_Overrun_Disable UART Advanced Feature Overrun Disable
* @{
*/
#define UART_ADVFEATURE_OVERRUN_ENABLE ((uint32_t)0x00000000U) /*!< RX overrun enable */
#define UART_ADVFEATURE_OVERRUN_DISABLE ((uint32_t)USART_CR3_OVRDIS) /*!< RX overrun disable */
/**
* @}
*/
/** @defgroup UART_AutoBaudRate_Enable UART Advanced Feature Auto BaudRate Enable
* @{
*/
#define UART_ADVFEATURE_AUTOBAUDRATE_DISABLE ((uint32_t)0x00000000U) /*!< RX Auto Baud rate detection enable */
#define UART_ADVFEATURE_AUTOBAUDRATE_ENABLE ((uint32_t)USART_CR2_ABREN) /*!< RX Auto Baud rate detection disable */
/**
* @}
*/
/** @defgroup UART_DMA_Disable_on_Rx_Error UART Advanced Feature DMA Disable On Rx Error
* @{
*/
#define UART_ADVFEATURE_DMA_ENABLEONRXERROR ((uint32_t)0x00000000U) /*!< DMA enable on Reception Error */
#define UART_ADVFEATURE_DMA_DISABLEONRXERROR ((uint32_t)USART_CR3_DDRE) /*!< DMA disable on Reception Error */
/**
* @}
*/
/** @defgroup UART_MSB_First UART Advanced Feature MSB First
* @{
*/
#define UART_ADVFEATURE_MSBFIRST_DISABLE ((uint32_t)0x00000000U) /*!< Most significant bit sent/received first disable */
#define UART_ADVFEATURE_MSBFIRST_ENABLE ((uint32_t)USART_CR2_MSBFIRST) /*!< Most significant bit sent/received first enable */
/**
* @}
*/
/** @defgroup UART_Stop_Mode_Enable UART Advanced Feature Stop Mode Enable
* @{
*/
#define UART_ADVFEATURE_STOPMODE_DISABLE ((uint32_t)0x00000000U) /*!< UART stop mode disable */
#define UART_ADVFEATURE_STOPMODE_ENABLE ((uint32_t)USART_CR1_UESM) /*!< UART stop mode enable */
/**
* @}
*/
/** @defgroup UART_Mute_Mode UART Advanced Feature Mute Mode Enable
* @{
*/
#define UART_ADVFEATURE_MUTEMODE_DISABLE ((uint32_t)0x00000000U) /*!< UART mute mode disable */
#define UART_ADVFEATURE_MUTEMODE_ENABLE ((uint32_t)USART_CR1_MME) /*!< UART mute mode enable */
/**
* @}
*/
/** @defgroup UART_CR2_ADDRESS_LSB_POS UART Address-matching LSB Position In CR2 Register
* @{
*/
#define UART_CR2_ADDRESS_LSB_POS ((uint32_t) 24U) /*!< UART address-matching LSB position in CR2 register */
/**
* @}
*/
/** @defgroup UART_WakeUp_from_Stop_Selection UART WakeUp From Stop Selection
* @{
*/
#define UART_WAKEUP_ON_ADDRESS ((uint32_t)0x00000000U) /*!< UART wake-up on address */
#define UART_WAKEUP_ON_STARTBIT ((uint32_t)USART_CR3_WUS_1) /*!< UART wake-up on start bit */
#define UART_WAKEUP_ON_READDATA_NONEMPTY ((uint32_t)USART_CR3_WUS) /*!< UART wake-up on receive data register not empty */
/**
* @}
*/
/** @defgroup UART_DriverEnable_Polarity UART DriverEnable Polarity
* @{
*/
#define UART_DE_POLARITY_HIGH ((uint32_t)0x00000000U) /*!< Driver enable signal is active high */
#define UART_DE_POLARITY_LOW ((uint32_t)USART_CR3_DEP) /*!< Driver enable signal is active low */
/**
* @}
*/
/** @defgroup UART_CR1_DEAT_ADDRESS_LSB_POS UART Driver Enable Assertion Time LSB Position In CR1 Register
* @{
*/
#define UART_CR1_DEAT_ADDRESS_LSB_POS ((uint32_t) 21U) /*!< UART Driver Enable assertion time LSB position in CR1 register */
/**
* @}
*/
/** @defgroup UART_CR1_DEDT_ADDRESS_LSB_POS UART Driver Enable DeAssertion Time LSB Position In CR1 Register
* @{
*/
#define UART_CR1_DEDT_ADDRESS_LSB_POS ((uint32_t) 16U) /*!< UART Driver Enable de-assertion time LSB position in CR1 register */
/**
* @}
*/
/** @defgroup UART_Interruption_Mask UART Interruptions Flag Mask
* @{
*/
#define UART_IT_MASK ((uint32_t)0x001FU) /*!< UART interruptions flags mask */
/**
* @}
*/
/** @defgroup UART_TimeOut_Value UART polling-based communications time-out value
* @{
*/
#define HAL_UART_TIMEOUT_VALUE 0x1FFFFFF /*!< UART polling-based communications time-out value */
/**
* @}
*/
/** @defgroup UART_Flags UART Status Flags
* Elements values convention: 0xXXXX
* - 0xXXXX : Flag mask in the ISR register
* @{
*/
#define UART_FLAG_REACK USART_ISR_REACK /*!< UART receive enable acknowledge flag */
#define UART_FLAG_TEACK USART_ISR_TEACK /*!< UART transmit enable acknowledge flag */
#define UART_FLAG_WUF USART_ISR_WUF /*!< UART wake-up from stop mode flag */
#define UART_FLAG_RWU USART_ISR_RWU /*!< UART receiver wake-up from mute mode flag */
#define UART_FLAG_SBKF USART_ISR_SBKF /*!< UART send break flag */
#define UART_FLAG_CMF USART_ISR_CMF /*!< UART character match flag */
#define UART_FLAG_BUSY USART_ISR_BUSY /*!< UART busy flag */
#define UART_FLAG_ABRF USART_ISR_ABRF /*!< UART auto Baud rate flag */
#define UART_FLAG_ABRE USART_ISR_ABRE /*!< UART auto Baud rate error */
#define UART_FLAG_EOBF USART_ISR_EOBF /*!< UART end of block flag */
#define UART_FLAG_RTOF USART_ISR_RTOF /*!< UART receiver timeout flag */
#define UART_FLAG_CTS USART_ISR_CTS /*!< UART clear to send flag */
#define UART_FLAG_CTSIF USART_ISR_CTSIF /*!< UART clear to send interrupt flag */
#define UART_FLAG_LBDF USART_ISR_LBDF /*!< UART LIN break detection flag */
#define UART_FLAG_TXE USART_ISR_TXE /*!< UART transmit data register empty */
#define UART_FLAG_TC USART_ISR_TC /*!< UART transmission complete */
#define UART_FLAG_RXNE USART_ISR_RXNE /*!< UART read data register not empty */
#define UART_FLAG_IDLE USART_ISR_IDLE /*!< UART idle flag */
#define UART_FLAG_ORE USART_ISR_ORE /*!< UART overrun error */
#define UART_FLAG_NE USART_ISR_NE /*!< UART noise error */
#define UART_FLAG_FE USART_ISR_FE /*!< UART frame error */
#define UART_FLAG_PE USART_ISR_PE /*!< UART parity error */
/**
* @}
*/
/** @defgroup UART_Interrupt_definition UART Interrupts 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) /*!< UART parity error interruption */
#define UART_IT_TXE ((uint32_t)0x0727) /*!< UART transmit data register empty interruption */
#define UART_IT_TC ((uint32_t)0x0626) /*!< UART transmission complete interruption */
#define UART_IT_RXNE ((uint32_t)0x0525) /*!< UART read data register not empty interruption */
#define UART_IT_IDLE ((uint32_t)0x0424) /*!< UART idle interruption */
#define UART_IT_LBD ((uint32_t)0x0846) /*!< UART LIN break detection interruption */
#define UART_IT_CTS ((uint32_t)0x096A) /*!< UART CTS interruption */
#define UART_IT_CM ((uint32_t)0x112E) /*!< UART character match interruption */
#define UART_IT_WUF ((uint32_t)0x1476) /*!< UART wake-up from stop mode interruption */
/** 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) /*!< UART error interruption */
/** Elements values convention: 0000ZZZZ00000000b
* - ZZZZ : Flag position in the ISR register(4bits)
*/
#define UART_IT_ORE ((uint32_t)0x0300) /*!< UART overrun error interruption */
#define UART_IT_NE ((uint32_t)0x0200) /*!< UART noise error interruption */
#define UART_IT_FE ((uint32_t)0x0100) /*!< UART frame error interruption */
/**
* @}
*/
/** @defgroup UART_IT_CLEAR_Flags UART Interruption Clear Flags
* @{
*/
#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 */
/**
* @}
*/
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
/** @defgroup UART_Exported_Macros UART Exported Macros
* @{
*/
/** @brief Reset UART handle states.
* @param __HANDLE__: UART handle.
* @retval None
*/
#define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__) do{ \
(__HANDLE__)->gState = HAL_UART_STATE_RESET; \
(__HANDLE__)->RxState = HAL_UART_STATE_RESET; \
} while(0)
/** @brief Flush the UART Data registers.
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#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 Clear 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 @ref UART_CLEAR_PEF Parity Error Clear Flag
* @arg @ref UART_CLEAR_FEF Framing Error Clear Flag
* @arg @ref UART_CLEAR_NEF Noise detected Clear Flag
* @arg @ref UART_CLEAR_OREF Overrun Error Clear Flag
* @arg @ref UART_CLEAR_IDLEF IDLE line detected Clear Flag
* @arg @ref UART_CLEAR_TCF Transmission Complete Clear Flag
* @arg @ref UART_CLEAR_LBDF LIN Break Detection Clear Flag
* @arg @ref UART_CLEAR_CTSF CTS Interrupt Clear Flag
* @arg @ref UART_CLEAR_RTOF Receiver Time Out Clear Flag
* @arg @ref UART_CLEAR_EOBF End Of Block Clear Flag
* @arg @ref UART_CLEAR_CMF Character Match Clear Flag
* @arg @ref UART_CLEAR_WUF Wake Up from stop mode Clear Flag
* @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 Check whether the specified UART flag is set or not.
* @param __HANDLE__: specifies the UART Handle.
* @param __FLAG__: specifies the flag to check.
* This parameter can be one of the following values:
* @arg @ref UART_FLAG_REACK Receive enable acknowledge flag
* @arg @ref UART_FLAG_TEACK Transmit enable acknowledge flag
* @arg @ref UART_FLAG_WUF Wake up from stop mode flag
* @arg @ref UART_FLAG_RWU Receiver wake up flag (if the UART in mute mode)
* @arg @ref UART_FLAG_SBKF Send Break flag
* @arg @ref UART_FLAG_CMF Character match flag
* @arg @ref UART_FLAG_BUSY Busy flag
* @arg @ref UART_FLAG_ABRF Auto Baud rate detection flag
* @arg @ref UART_FLAG_ABRE Auto Baud rate detection error flag
* @arg @ref UART_FLAG_EOBF End of block flag
* @arg @ref UART_FLAG_RTOF Receiver timeout flag
* @arg @ref UART_FLAG_CTS CTS Change flag
* @arg @ref UART_FLAG_LBDF LIN Break detection flag
* @arg @ref UART_FLAG_TXE Transmit data register empty flag
* @arg @ref UART_FLAG_TC Transmission Complete flag
* @arg @ref UART_FLAG_RXNE Receive data register not empty flag
* @arg @ref UART_FLAG_IDLE Idle Line detection flag
* @arg @ref UART_FLAG_ORE Overrun Error flag
* @arg @ref UART_FLAG_NE Noise Error flag
* @arg @ref UART_FLAG_FE Framing Error flag
* @arg @ref 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 Enable the specified UART interrupt.
* @param __HANDLE__: specifies the UART Handle.
* @param __INTERRUPT__: specifies the UART interrupt source to enable.
* This parameter can be one of the following values:
* @arg @ref UART_IT_WUF Wakeup from stop mode interrupt
* @arg @ref UART_IT_CM Character match interrupt
* @arg @ref UART_IT_CTS CTS change interrupt
* @arg @ref UART_IT_LBD LIN Break detection interrupt
* @arg @ref UART_IT_TXE Transmit Data Register empty interrupt
* @arg @ref UART_IT_TC Transmission complete interrupt
* @arg @ref UART_IT_RXNE Receive Data register not empty interrupt
* @arg @ref UART_IT_IDLE Idle line detection interrupt
* @arg @ref UART_IT_PE Parity Error interrupt
* @arg @ref UART_IT_ERR Error interrupt (Frame error, noise error, overrun error)
* @retval None
*/
#define __HAL_UART_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((((uint8_t)(__INTERRUPT__)) >> 5U) == 1U)? ((__HANDLE__)->Instance->CR1 |= (1U << ((__INTERRUPT__) & UART_IT_MASK))): \
((((uint8_t)(__INTERRUPT__)) >> 5U) == 2U)? ((__HANDLE__)->Instance->CR2 |= (1U << ((__INTERRUPT__) & UART_IT_MASK))): \
((__HANDLE__)->Instance->CR3 |= (1U << ((__INTERRUPT__) & UART_IT_MASK))))
/** @brief Disable the specified UART interrupt.
* @param __HANDLE__: specifies the UART Handle.
* @param __INTERRUPT__: specifies the UART interrupt source to disable.
* This parameter can be one of the following values:
* @arg @ref UART_IT_WUF Wakeup from stop mode interrupt
* @arg @ref UART_IT_CM Character match interrupt
* @arg @ref UART_IT_CTS CTS change interrupt
* @arg @ref UART_IT_LBD LIN Break detection interrupt
* @arg @ref UART_IT_TXE Transmit Data Register empty interrupt
* @arg @ref UART_IT_TC Transmission complete interrupt
* @arg @ref UART_IT_RXNE Receive Data register not empty interrupt
* @arg @ref UART_IT_IDLE Idle line detection interrupt
* @arg @ref UART_IT_PE Parity Error interrupt
* @arg @ref UART_IT_ERR Error interrupt (Frame error, noise error, overrun error)
* @retval None
*/
#define __HAL_UART_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((((uint8_t)(__INTERRUPT__)) >> 5U) == 1U)? ((__HANDLE__)->Instance->CR1 &= ~ (1U << ((__INTERRUPT__) & UART_IT_MASK))): \
((((uint8_t)(__INTERRUPT__)) >> 5U) == 2U)? ((__HANDLE__)->Instance->CR2 &= ~ (1U << ((__INTERRUPT__) & UART_IT_MASK))): \
((__HANDLE__)->Instance->CR3 &= ~ (1U << ((__INTERRUPT__) & UART_IT_MASK))))
/** @brief Check whether the specified UART interrupt has occurred or not.
* @param __HANDLE__: specifies the UART Handle.
* @param __IT__: specifies the UART interrupt to check.
* This parameter can be one of the following values:
* @arg @ref UART_IT_WUF Wakeup from stop mode interrupt
* @arg @ref UART_IT_CM Character match interrupt
* @arg @ref UART_IT_CTS CTS change interrupt
* @arg @ref UART_IT_LBD LIN Break detection interrupt
* @arg @ref UART_IT_TXE Transmit Data Register empty interrupt
* @arg @ref UART_IT_TC Transmission complete interrupt
* @arg @ref UART_IT_RXNE Receive Data register not empty interrupt
* @arg @ref UART_IT_IDLE Idle line detection interrupt
* @arg @ref UART_IT_ORE Overrun Error interrupt
* @arg @ref UART_IT_NE Noise Error interrupt
* @arg @ref UART_IT_FE Framing Error interrupt
* @arg @ref 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)1U << ((__IT__)>> 0x08U)))
/** @brief Check whether the specified UART interrupt source is enabled or not.
* @param __HANDLE__: specifies the UART Handle.
* @param __IT__: specifies the UART interrupt source to check.
* This parameter can be one of the following values:
* @arg @ref UART_IT_WUF Wakeup from stop mode interrupt
* @arg @ref UART_IT_CM Character match interrupt
* @arg @ref UART_IT_CTS CTS change interrupt
* @arg @ref UART_IT_LBD LIN Break detection interrupt
* @arg @ref UART_IT_TXE Transmit Data Register empty interrupt
* @arg @ref UART_IT_TC Transmission complete interrupt
* @arg @ref UART_IT_RXNE Receive Data register not empty interrupt
* @arg @ref UART_IT_IDLE Idle line detection interrupt
* @arg @ref UART_IT_ERR Error interrupt (Frame error, noise error, overrun error)
* @arg @ref 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__)) >> 5U) == 1U)? (__HANDLE__)->Instance->CR1:(((((uint8_t)(__IT__)) >> 5U) == 2U)? \
(__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & ((uint32_t)1U << (((uint16_t)(__IT__)) & UART_IT_MASK)))
/** @brief Clear the specified UART ISR flag, in setting the proper ICR register flag.
* @param __HANDLE__: specifies the UART Handle.
* @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 @ref UART_CLEAR_PEF Parity Error Clear Flag
* @arg @ref UART_CLEAR_FEF Framing Error Clear Flag
* @arg @ref UART_CLEAR_NEF Noise detected Clear Flag
* @arg @ref UART_CLEAR_OREF Overrun Error Clear Flag
* @arg @ref UART_CLEAR_IDLEF IDLE line detected Clear Flag
* @arg @ref UART_CLEAR_TCF Transmission Complete Clear Flag
* @arg @ref UART_CLEAR_LBDF LIN Break Detection Clear Flag
* @arg @ref UART_CLEAR_CTSF CTS Interrupt Clear Flag
* @arg @ref UART_CLEAR_RTOF Receiver Time Out Clear Flag
* @arg @ref UART_CLEAR_EOBF End Of Block Clear Flag
* @arg @ref UART_CLEAR_CMF Character Match Clear Flag
* @arg @ref 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.
* @param __REQ__: specifies the request flag to set
* This parameter can be one of the following values:
* @arg @ref UART_AUTOBAUD_REQUEST Auto-Baud Rate Request
* @arg @ref UART_SENDBREAK_REQUEST Send Break Request
* @arg @ref UART_MUTE_MODE_REQUEST Mute Mode Request
* @arg @ref UART_RXDATA_FLUSH_REQUEST Receive Data flush Request
* @arg @ref UART_TXDATA_FLUSH_REQUEST Transmit data flush Request
* @retval None
*/
#define __HAL_UART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (uint32_t)(__REQ__))
/** @brief Enable 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 Disable 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.
* @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)
/** @brief Enable CTS flow control.
* @note 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.
* @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.
* @note 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.
* @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.
* @note 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.
* @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.
* @note 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.
* @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 enable 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)
/** @brief macros to disable the UART's one bit sampling method
* @param __HANDLE__: specifies the UART Handle.
* @retval None
*/
#define __HAL_UART_ONE_BIT_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
/**
* @}
*/
/* Private macros --------------------------------------------------------*/
/** @defgroup UART_Private_Macros UART Private Macros
* @{
*/
/** @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 UART_DIV_LPUART(__PCLK__, __BAUD__) ((((uint64_t)(__PCLK__)*256U) + ((__BAUD__)/2U)) / (__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__)*2U) + ((__BAUD__)/2U)) / (__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__)/2U)) / (__BAUD__))
/** @brief Check whether or not UART instance is Low Power UART.
* @param __HANDLE__: specifies the UART Handle.
* @retval SET (instance is LPUART) or RESET (instance isn't LPUART)
*/
#define UART_INSTANCE_LOWPOWER(__HANDLE__) (((__HANDLE__)->Instance == LPUART1) ? SET : RESET )
/** @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 SET (__BAUDRATE__ is valid) or RESET (__BAUDRATE__ is invalid)
*/
#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)
/**
* @brief Ensure that UART frame number of stop bits is valid.
* @param __STOPBITS__: UART frame number of stop bits.
* @retval SET (__STOPBITS__ is valid) or RESET (__STOPBITS__ is invalid)
*/
#define IS_UART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == UART_STOPBITS_1) || \
((__STOPBITS__) == UART_STOPBITS_1_5) || \
((__STOPBITS__) == UART_STOPBITS_2))
/**
* @brief Ensure that LPUART frame number of stop bits is valid.
* @param __STOPBITS__: LPUART frame number of stop bits.
* @retval SET (__STOPBITS__ is valid) or RESET (__STOPBITS__ is invalid)
*/
#define IS_LPUART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == UART_STOPBITS_1) || \
((__STOPBITS__) == UART_STOPBITS_2))
/**
* @brief Ensure that UART frame parity is valid.
* @param __PARITY__: UART frame parity.
* @retval SET (__PARITY__ is valid) or RESET (__PARITY__ is invalid)
*/
#define IS_UART_PARITY(__PARITY__) (((__PARITY__) == UART_PARITY_NONE) || \
((__PARITY__) == UART_PARITY_EVEN) || \
((__PARITY__) == UART_PARITY_ODD))
/**
* @brief Ensure that UART hardware flow control is valid.
* @param __CONTROL__: UART hardware flow control.
* @retval SET (__CONTROL__ is valid) or RESET (__CONTROL__ is invalid)
*/
#define IS_UART_HARDWARE_FLOW_CONTROL(__CONTROL__)\
(((__CONTROL__) == UART_HWCONTROL_NONE) || \
((__CONTROL__) == UART_HWCONTROL_RTS) || \
((__CONTROL__) == UART_HWCONTROL_CTS) || \
((__CONTROL__) == UART_HWCONTROL_RTS_CTS))
/**
* @brief Ensure that UART communication mode is valid.
* @param __MODE__: UART communication mode.
* @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
*/
#define IS_UART_MODE(__MODE__) ((((__MODE__) & (~((uint32_t)(UART_MODE_TX_RX)))) == (uint32_t)0x00U) && ((__MODE__) != (uint32_t)0x00U))
/**
* @brief Ensure that UART state is valid.
* @param __STATE__: UART state.
* @retval SET (__STATE__ is valid) or RESET (__STATE__ is invalid)
*/
#define IS_UART_STATE(__STATE__) (((__STATE__) == UART_STATE_DISABLE) || \
((__STATE__) == UART_STATE_ENABLE))
/**
* @brief Ensure that UART oversampling is valid.
* @param __SAMPLING__: UART oversampling.
* @retval SET (__SAMPLING__ is valid) or RESET (__SAMPLING__ is invalid)
*/
#define IS_UART_OVERSAMPLING(__SAMPLING__) (((__SAMPLING__) == UART_OVERSAMPLING_16) || \
((__SAMPLING__) == UART_OVERSAMPLING_8))
/**
* @brief Ensure that UART frame sampling is valid.
* @param __ONEBIT__: UART frame sampling.
* @retval SET (__ONEBIT__ is valid) or RESET (__ONEBIT__ is invalid)
*/
#define IS_UART_ONE_BIT_SAMPLE(__ONEBIT__) (((__ONEBIT__) == UART_ONE_BIT_SAMPLE_DISABLE) || \
((__ONEBIT__) == UART_ONE_BIT_SAMPLE_ENABLE))
/**
* @brief Ensure that UART auto Baud rate detection mode is valid.
* @param __MODE__: UART auto Baud rate detection mode.
* @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
*/
#define IS_UART_ADVFEATURE_AUTOBAUDRATEMODE(__MODE__) (((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ONSTARTBIT) || \
((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ONFALLINGEDGE) || \
((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ON0X7FFRAME) || \
((__MODE__) == UART_ADVFEATURE_AUTOBAUDRATE_ON0X55FRAME))
/**
* @brief Ensure that UART receiver timeout setting is valid.
* @param __TIMEOUT__: UART receiver timeout setting.
* @retval SET (__TIMEOUT__ is valid) or RESET (__TIMEOUT__ is invalid)
*/
#define IS_UART_RECEIVER_TIMEOUT(__TIMEOUT__) (((__TIMEOUT__) == UART_RECEIVER_TIMEOUT_DISABLE) || \
((__TIMEOUT__) == UART_RECEIVER_TIMEOUT_ENABLE))
/**
* @brief Ensure that UART LIN state is valid.
* @param __LIN__: UART LIN state.
* @retval SET (__LIN__ is valid) or RESET (__LIN__ is invalid)
*/
#define IS_UART_LIN(__LIN__) (((__LIN__) == UART_LIN_DISABLE) || \
((__LIN__) == UART_LIN_ENABLE))
/**
* @brief Ensure that UART LIN break detection length is valid.
* @param __LENGTH__: UART LIN break detection length.
* @retval SET (__LENGTH__ is valid) or RESET (__LENGTH__ is invalid)
*/
#define IS_UART_LIN_BREAK_DETECT_LENGTH(__LENGTH__) (((__LENGTH__) == UART_LINBREAKDETECTLENGTH_10B) || \
((__LENGTH__) == UART_LINBREAKDETECTLENGTH_11B))
/**
* @brief Ensure that UART DMA TX state is valid.
* @param __DMATX__: UART DMA TX state.
* @retval SET (__DMATX__ is valid) or RESET (__DMATX__ is invalid)
*/
#define IS_UART_DMA_TX(__DMATX__) (((__DMATX__) == UART_DMA_TX_DISABLE) || \
((__DMATX__) == UART_DMA_TX_ENABLE))
/**
* @brief Ensure that UART DMA RX state is valid.
* @param __DMARX__: UART DMA RX state.
* @retval SET (__DMARX__ is valid) or RESET (__DMARX__ is invalid)
*/
#define IS_UART_DMA_RX(__DMARX__) (((__DMARX__) == UART_DMA_RX_DISABLE) || \
((__DMARX__) == UART_DMA_RX_ENABLE))
/**
* @brief Ensure that UART half-duplex state is valid.
* @param __HDSEL__: UART half-duplex state.
* @retval SET (__HDSEL__ is valid) or RESET (__HDSEL__ is invalid)
*/
#define IS_UART_HALF_DUPLEX(__HDSEL__) (((__HDSEL__) == UART_HALF_DUPLEX_DISABLE) || \
((__HDSEL__) == UART_HALF_DUPLEX_ENABLE))
/**
* @brief Ensure that UART wake-up method is valid.
* @param __WAKEUP__: UART wake-up method .
* @retval SET (__WAKEUP__ is valid) or RESET (__WAKEUP__ is invalid)
*/
#define IS_UART_WAKEUPMETHOD(__WAKEUP__) (((__WAKEUP__) == UART_WAKEUPMETHOD_IDLELINE) || \
((__WAKEUP__) == UART_WAKEUPMETHOD_ADDRESSMARK))
/**
* @brief Ensure that UART request parameter is valid.
* @param __PARAM__: UART request parameter.
* @retval SET (__PARAM__ is valid) or RESET (__PARAM__ is invalid)
*/
#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))
/**
* @brief Ensure that UART advanced features initialization is valid.
* @param __INIT__: UART advanced features initialization.
* @retval SET (__INIT__ is valid) or RESET (__INIT__ is invalid)
*/
#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))
/**
* @brief Ensure that UART frame TX inversion setting is valid.
* @param __TXINV__: UART frame TX inversion setting.
* @retval SET (__TXINV__ is valid) or RESET (__TXINV__ is invalid)
*/
#define IS_UART_ADVFEATURE_TXINV(__TXINV__) (((__TXINV__) == UART_ADVFEATURE_TXINV_DISABLE) || \
((__TXINV__) == UART_ADVFEATURE_TXINV_ENABLE))
/**
* @brief Ensure that UART frame RX inversion setting is valid.
* @param __RXINV__: UART frame RX inversion setting.
* @retval SET (__RXINV__ is valid) or RESET (__RXINV__ is invalid)
*/
#define IS_UART_ADVFEATURE_RXINV(__RXINV__) (((__RXINV__) == UART_ADVFEATURE_RXINV_DISABLE) || \
((__RXINV__) == UART_ADVFEATURE_RXINV_ENABLE))
/**
* @brief Ensure that UART frame data inversion setting is valid.
* @param __DATAINV__: UART frame data inversion setting.
* @retval SET (__DATAINV__ is valid) or RESET (__DATAINV__ is invalid)
*/
#define IS_UART_ADVFEATURE_DATAINV(__DATAINV__) (((__DATAINV__) == UART_ADVFEATURE_DATAINV_DISABLE) || \
((__DATAINV__) == UART_ADVFEATURE_DATAINV_ENABLE))
/**
* @brief Ensure that UART frame RX/TX pins swap setting is valid.
* @param __SWAP__: UART frame RX/TX pins swap setting.
* @retval SET (__SWAP__ is valid) or RESET (__SWAP__ is invalid)
*/
#define IS_UART_ADVFEATURE_SWAP(__SWAP__) (((__SWAP__) == UART_ADVFEATURE_SWAP_DISABLE) || \
((__SWAP__) == UART_ADVFEATURE_SWAP_ENABLE))
/**
* @brief Ensure that UART frame overrun setting is valid.
* @param __OVERRUN__: UART frame overrun setting.
* @retval SET (__OVERRUN__ is valid) or RESET (__OVERRUN__ is invalid)
*/
#define IS_UART_OVERRUN(__OVERRUN__) (((__OVERRUN__) == UART_ADVFEATURE_OVERRUN_ENABLE) || \
((__OVERRUN__) == UART_ADVFEATURE_OVERRUN_DISABLE))
/**
* @brief Ensure that UART auto Baud rate state is valid.
* @param __AUTOBAUDRATE__: UART auto Baud rate state.
* @retval SET (__AUTOBAUDRATE__ is valid) or RESET (__AUTOBAUDRATE__ is invalid)
*/
#define IS_UART_ADVFEATURE_AUTOBAUDRATE(__AUTOBAUDRATE__) (((__AUTOBAUDRATE__) == UART_ADVFEATURE_AUTOBAUDRATE_DISABLE) || \
((__AUTOBAUDRATE__) == UART_ADVFEATURE_AUTOBAUDRATE_ENABLE))
/**
* @brief Ensure that UART DMA enabling or disabling on error setting is valid.
* @param __DMA__: UART DMA enabling or disabling on error setting.
* @retval SET (__DMA__ is valid) or RESET (__DMA__ is invalid)
*/
#define IS_UART_ADVFEATURE_DMAONRXERROR(__DMA__) (((__DMA__) == UART_ADVFEATURE_DMA_ENABLEONRXERROR) || \
((__DMA__) == UART_ADVFEATURE_DMA_DISABLEONRXERROR))
/**
* @brief Ensure that UART frame MSB first setting is valid.
* @param __MSBFIRST__: UART frame MSB first setting.
* @retval SET (__MSBFIRST__ is valid) or RESET (__MSBFIRST__ is invalid)
*/
#define IS_UART_ADVFEATURE_MSBFIRST(__MSBFIRST__) (((__MSBFIRST__) == UART_ADVFEATURE_MSBFIRST_DISABLE) || \
((__MSBFIRST__) == UART_ADVFEATURE_MSBFIRST_ENABLE))
/**
* @brief Ensure that UART stop mode state is valid.
* @param __STOPMODE__: UART stop mode state.
* @retval SET (__STOPMODE__ is valid) or RESET (__STOPMODE__ is invalid)
*/
#define IS_UART_ADVFEATURE_STOPMODE(__STOPMODE__) (((__STOPMODE__) == UART_ADVFEATURE_STOPMODE_DISABLE) || \
((__STOPMODE__) == UART_ADVFEATURE_STOPMODE_ENABLE))
/**
* @brief Ensure that UART mute mode state is valid.
* @param __MUTE__: UART mute mode state.
* @retval SET (__MUTE__ is valid) or RESET (__MUTE__ is invalid)
*/
#define IS_UART_MUTE_MODE(__MUTE__) (((__MUTE__) == UART_ADVFEATURE_MUTEMODE_DISABLE) || \
((__MUTE__) == UART_ADVFEATURE_MUTEMODE_ENABLE))
/**
* @brief Ensure that UART wake-up selection is valid.
* @param __WAKE__: UART wake-up selection.
* @retval SET (__WAKE__ is valid) or RESET (__WAKE__ is invalid)
*/
#define IS_UART_WAKEUP_SELECTION(__WAKE__) (((__WAKE__) == UART_WAKEUP_ON_ADDRESS) || \
((__WAKE__) == UART_WAKEUP_ON_STARTBIT) || \
((__WAKE__) == UART_WAKEUP_ON_READDATA_NONEMPTY))
/**
* @brief Ensure that UART driver enable polarity is valid.
* @param __POLARITY__: UART driver enable polarity.
* @retval SET (__POLARITY__ is valid) or RESET (__POLARITY__ is invalid)
*/
#define IS_UART_DE_POLARITY(__POLARITY__) (((__POLARITY__) == UART_DE_POLARITY_HIGH) || \
((__POLARITY__) == UART_DE_POLARITY_LOW))
/**
* @}
*/
/* Include UART HAL Extended module */
#include "stm32l0xx_hal_uart_ex.h"
/* Exported functions --------------------------------------------------------*/
/** @addtogroup UART_Exported_Functions UART Exported Functions
* @{
*/
/** @addtogroup UART_Exported_Functions_Group1 Initialization and de-initialization functions
* @{
*/
/* Initialization and 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 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
* @{
*/
/* 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);
/* Transfer Abort functions */
HAL_StatusTypeDef HAL_UART_Abort(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_UART_AbortTransmit(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_UART_AbortReceive(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_UART_Abort_IT(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_UART_AbortTransmit_IT(UART_HandleTypeDef *huart);
HAL_StatusTypeDef HAL_UART_AbortReceive_IT(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);
void HAL_UART_AbortCpltCallback (UART_HandleTypeDef *huart);
void HAL_UART_AbortTransmitCpltCallback (UART_HandleTypeDef *huart);
void HAL_UART_AbortReceiveCpltCallback (UART_HandleTypeDef *huart);
/**
* @}
*/
/** @addtogroup UART_Exported_Functions_Group3 Peripheral Control functions
* @{
*/
/* Peripheral Control functions ************************************************/
HAL_StatusTypeDef HAL_LIN_SendBreak(UART_HandleTypeDef *huart);
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);
/**
* @}
*/
/** @addtogroup UART_Exported_Functions_Group4 Peripheral State and Error functions
* @{
*/
/* Peripheral State and Errors functions **************************************************/
HAL_UART_StateTypeDef HAL_UART_GetState(UART_HandleTypeDef *huart);
uint32_t HAL_UART_GetError(UART_HandleTypeDef *huart);
/**
* @}
*/
/**
* @}
*/
/* Private functions -----------------------------------------------------------*/
/** @addtogroup UART_Private_Functions UART Private Functions
* @{
*/
HAL_StatusTypeDef 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 Tickstart, uint32_t Timeout);
void UART_AdvFeatureConfig(UART_HandleTypeDef *huart);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32L0xx_HAL_UART_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
