/** | |
****************************************************************************** | |
* @file stm32l1xx_hal_irda.h | |
* @author MCD Application Team | |
* @brief This file contains all the functions prototypes for the IRDA | |
* firmware library. | |
****************************************************************************** | |
* @attention | |
* | |
* <h2><center>© COPYRIGHT(c) 2017 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 __STM32L1xx_HAL_IRDA_H | |
#define __STM32L1xx_HAL_IRDA_H | |
#ifdef __cplusplus | |
extern "C" { | |
#endif | |
/* Includes ------------------------------------------------------------------*/ | |
#include "stm32l1xx_hal_def.h" | |
/** @addtogroup STM32L1xx_HAL_Driver | |
* @{ | |
*/ | |
/** @addtogroup IRDA | |
* @{ | |
*/ | |
/* Exported types ------------------------------------------------------------*/ | |
/** @defgroup IRDA_Exported_Types IRDA Exported Types | |
* @{ | |
*/ | |
/** | |
* @brief IRDA Init Structure definition | |
*/ | |
typedef struct | |
{ | |
uint32_t BaudRate; /*!< This member configures the IRDA communication baud rate. | |
The baud rate is computed using the following formula: | |
- IntegerDivider = ((PCLKx) / (16 * (hirda->Init.BaudRate))) | |
- FractionalDivider = ((IntegerDivider - ((uint32_t) IntegerDivider)) * 16) + 0.5 */ | |
uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame. | |
This parameter can be a value of @ref IRDA_Word_Length */ | |
uint32_t Parity; /*!< Specifies the parity mode. | |
This parameter can be a value of @ref IRDA_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 IRDA_Transfer_Mode */ | |
uint8_t Prescaler; /*!< Specifies the Prescaler value prescaler value to be programmed | |
in the IrDA low-power Baud Register, for defining pulse width on which | |
burst acceptance/rejection will be decided. This value is used as divisor | |
of system clock to achieve required pulse width. */ | |
uint32_t IrDAMode; /*!< Specifies the IrDA mode | |
This parameter can be a value of @ref IRDA_Low_Power */ | |
}IRDA_InitTypeDef; | |
/** | |
* @brief HAL IRDA State structures definition | |
*/ | |
typedef enum | |
{ | |
HAL_IRDA_STATE_RESET = 0x00, /*!< Peripheral is not initialized */ | |
HAL_IRDA_STATE_READY = 0x01, /*!< Peripheral Initialized and ready for use */ | |
HAL_IRDA_STATE_BUSY = 0x02, /*!< an internal process is ongoing */ | |
HAL_IRDA_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */ | |
HAL_IRDA_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */ | |
HAL_IRDA_STATE_BUSY_TX_RX = 0x32, /*!< Data Transmission and Reception process is ongoing */ | |
HAL_IRDA_STATE_TIMEOUT = 0x03, /*!< Timeout state */ | |
HAL_IRDA_STATE_ERROR = 0x04 /*!< Error */ | |
}HAL_IRDA_StateTypeDef; | |
/** | |
* @brief IRDA handle Structure definition | |
*/ | |
typedef struct | |
{ | |
USART_TypeDef *Instance; /*!< USART registers base address */ | |
IRDA_InitTypeDef Init; /*!< IRDA communication parameters */ | |
uint8_t *pTxBuffPtr; /*!< Pointer to IRDA Tx transfer Buffer */ | |
uint16_t TxXferSize; /*!< IRDA Tx Transfer size */ | |
uint16_t TxXferCount; /*!< IRDA Tx Transfer Counter */ | |
uint8_t *pRxBuffPtr; /*!< Pointer to IRDA Rx transfer Buffer */ | |
uint16_t RxXferSize; /*!< IRDA Rx Transfer size */ | |
uint16_t RxXferCount; /*!< IRDA Rx Transfer Counter */ | |
DMA_HandleTypeDef *hdmatx; /*!< IRDA Tx DMA Handle parameters */ | |
DMA_HandleTypeDef *hdmarx; /*!< IRDA Rx DMA Handle parameters */ | |
HAL_LockTypeDef Lock; /*!< Locking object */ | |
__IO HAL_IRDA_StateTypeDef State; /*!< IRDA communication state */ | |
__IO uint32_t ErrorCode; /*!< IRDA Error code */ | |
}IRDA_HandleTypeDef; | |
/** | |
* @} | |
*/ | |
/* Exported constants --------------------------------------------------------*/ | |
/** @defgroup IRDA_Exported_Constants IRDA Exported constants | |
* @{ | |
*/ | |
/** @defgroup IRDA_Error_Codes IRDA Error Codes | |
* @{ | |
*/ | |
#define HAL_IRDA_ERROR_NONE (0x00U) /*!< No error */ | |
#define HAL_IRDA_ERROR_PE (0x01U) /*!< Parity error */ | |
#define HAL_IRDA_ERROR_NE (0x02U) /*!< Noise error */ | |
#define HAL_IRDA_ERROR_FE (0x04U) /*!< frame error */ | |
#define HAL_IRDA_ERROR_ORE (0x08U) /*!< Overrun error */ | |
#define HAL_IRDA_ERROR_DMA (0x10U) /*!< DMA transfer error */ | |
/** | |
* @} | |
*/ | |
/** @defgroup IRDA_Word_Length IRDA Word Length | |
* @{ | |
*/ | |
#define IRDA_WORDLENGTH_8B (0x00000000U) | |
#define IRDA_WORDLENGTH_9B ((uint32_t)USART_CR1_M) | |
/** | |
* @} | |
*/ | |
/** @defgroup IRDA_Parity IRDA Parity | |
* @{ | |
*/ | |
#define IRDA_PARITY_NONE (0x00000000U) | |
#define IRDA_PARITY_EVEN ((uint32_t)USART_CR1_PCE) | |
#define IRDA_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS)) | |
/** | |
* @} | |
*/ | |
/** @defgroup IRDA_Transfer_Mode IRDA Transfer Mode | |
* @{ | |
*/ | |
#define IRDA_MODE_RX ((uint32_t)USART_CR1_RE) | |
#define IRDA_MODE_TX ((uint32_t)USART_CR1_TE) | |
#define IRDA_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE)) | |
/** | |
* @} | |
*/ | |
/** @defgroup IRDA_Low_Power IRDA Low Power | |
* @{ | |
*/ | |
#define IRDA_POWERMODE_LOWPOWER ((uint32_t)USART_CR3_IRLP) | |
#define IRDA_POWERMODE_NORMAL (0x00000000U) | |
/** | |
* @} | |
*/ | |
/** @defgroup IRDA_One_Bit IRDA One Bit Sampling | |
* @{ | |
*/ | |
#define IRDA_ONE_BIT_SAMPLE_DISABLE (0x00000000U) | |
#define IRDA_ONE_BIT_SAMPLE_ENABLE ((uint32_t)USART_CR3_ONEBIT) | |
/** | |
* @} | |
*/ | |
/** @defgroup IRDA_Flags IRDA Flags | |
* Elements values convention: 0xXXXX | |
* - 0xXXXX : Flag mask in the SR register | |
* @{ | |
*/ | |
#define IRDA_FLAG_TXE ((uint32_t)USART_SR_TXE) | |
#define IRDA_FLAG_TC ((uint32_t)USART_SR_TC) | |
#define IRDA_FLAG_RXNE ((uint32_t)USART_SR_RXNE) | |
#define IRDA_FLAG_IDLE ((uint32_t)USART_SR_IDLE) | |
#define IRDA_FLAG_ORE ((uint32_t)USART_SR_ORE) | |
#define IRDA_FLAG_NE ((uint32_t)USART_SR_NE) | |
#define IRDA_FLAG_FE ((uint32_t)USART_SR_FE) | |
#define IRDA_FLAG_PE ((uint32_t)USART_SR_PE) | |
/** | |
* @} | |
*/ | |
/** @defgroup IRDA_Interrupt_definition IRDA Interrupt Definitions | |
* Elements values convention: 0xY000XXXX | |
* - XXXX : Interrupt mask (16 bits) in the Y register | |
* - Y : Interrupt source register (4 bits) | |
* - 0001: CR1 register | |
* - 0010: CR2 register | |
* - 0011: CR3 register | |
* | |
* @{ | |
*/ | |
#define IRDA_IT_PE ((uint32_t)(IRDA_CR1_REG_INDEX << 28 | USART_CR1_PEIE)) | |
#define IRDA_IT_TXE ((uint32_t)(IRDA_CR1_REG_INDEX << 28 | USART_CR1_TXEIE)) | |
#define IRDA_IT_TC ((uint32_t)(IRDA_CR1_REG_INDEX << 28 | USART_CR1_TCIE)) | |
#define IRDA_IT_RXNE ((uint32_t)(IRDA_CR1_REG_INDEX << 28 | USART_CR1_RXNEIE)) | |
#define IRDA_IT_IDLE ((uint32_t)(IRDA_CR1_REG_INDEX << 28 | USART_CR1_IDLEIE)) | |
#define IRDA_IT_LBD ((uint32_t)(IRDA_CR2_REG_INDEX << 28 | USART_CR2_LBDIE)) | |
#define IRDA_IT_CTS ((uint32_t)(IRDA_CR3_REG_INDEX << 28 | USART_CR3_CTSIE)) | |
#define IRDA_IT_ERR ((uint32_t)(IRDA_CR3_REG_INDEX << 28 | USART_CR3_EIE)) | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/* Exported macro ------------------------------------------------------------*/ | |
/** @defgroup IRDA_Exported_Macros IRDA Exported Macros | |
* @{ | |
*/ | |
/** @brief Reset IRDA handle state | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @retval None | |
*/ | |
#define __HAL_IRDA_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_IRDA_STATE_RESET) | |
/** @brief Flush the IRDA DR register | |
* @param __HANDLE__: specifies the USART Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
*/ | |
#define __HAL_IRDA_FLUSH_DRREGISTER(__HANDLE__) ((__HANDLE__)->Instance->DR) | |
/** @brief Check whether the specified IRDA flag is set or not. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @param __FLAG__: specifies the flag to check. | |
* This parameter can be one of the following values: | |
* @arg IRDA_FLAG_TXE: Transmit data register empty flag | |
* @arg IRDA_FLAG_TC: Transmission Complete flag | |
* @arg IRDA_FLAG_RXNE: Receive data register not empty flag | |
* @arg IRDA_FLAG_IDLE: Idle Line detection flag | |
* @arg IRDA_FLAG_ORE: OverRun Error flag | |
* @arg IRDA_FLAG_NE: Noise Error flag | |
* @arg IRDA_FLAG_FE: Framing Error flag | |
* @arg IRDA_FLAG_PE: Parity Error flag | |
* @retval The new state of __FLAG__ (TRUE or FALSE). | |
*/ | |
#define __HAL_IRDA_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__)) | |
/** @brief Clear the specified IRDA pending flag. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @param __FLAG__: specifies the flag to check. | |
* This parameter can be any combination of the following values: | |
* @arg IRDA_FLAG_TC: Transmission Complete flag. | |
* @arg IRDA_FLAG_RXNE: Receive data register not empty flag. | |
* | |
* @note PE (Parity error), FE (Framing error), NE (Noise error), ORE (OverRun | |
* error) and IDLE (Idle line detected) flags are cleared by software | |
* sequence: a read operation to USART_SR register followed by a read | |
* operation to USART_DR register. | |
* @note RXNE flag can be also cleared by a read to the USART_DR register. | |
* @note TC flag can be also cleared by software sequence: a read operation to | |
* USART_SR register followed by a write operation to USART_DR register. | |
* @note TXE flag is cleared only by a write to the USART_DR register. | |
* | |
* @retval None | |
*/ | |
#define __HAL_IRDA_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__)) | |
/** @brief Clear the IRDA PE pending flag. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @retval None | |
*/ | |
#define __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__) \ | |
do{ \ | |
__IO uint32_t tmpreg; \ | |
tmpreg = (__HANDLE__)->Instance->SR; \ | |
tmpreg = (__HANDLE__)->Instance->DR; \ | |
UNUSED(tmpreg); \ | |
}while(0) \ | |
/** @brief Clear the IRDA FE pending flag. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @retval None | |
*/ | |
#define __HAL_IRDA_CLEAR_FEFLAG(__HANDLE__) __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__) | |
/** @brief Clear the IRDA NE pending flag. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @retval None | |
*/ | |
#define __HAL_IRDA_CLEAR_NEFLAG(__HANDLE__) __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__) | |
/** @brief Clear the IRDA ORE pending flag. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @retval None | |
*/ | |
#define __HAL_IRDA_CLEAR_OREFLAG(__HANDLE__) __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__) | |
/** @brief Clear the IRDA IDLE pending flag. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @retval None | |
*/ | |
#define __HAL_IRDA_CLEAR_IDLEFLAG(__HANDLE__) __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__) | |
/** @brief Enable the specified IRDA interrupt. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @param __INTERRUPT__: specifies the IRDA interrupt source to enable. | |
* This parameter can be one of the following values: | |
* @arg IRDA_IT_TXE: Transmit Data Register empty interrupt | |
* @arg IRDA_IT_TC: Transmission complete interrupt | |
* @arg IRDA_IT_RXNE: Receive Data register not empty interrupt | |
* @arg IRDA_IT_IDLE: Idle line detection interrupt | |
* @arg IRDA_IT_PE: Parity Error interrupt | |
* @arg IRDA_IT_ERR: Error interrupt(Frame error, noise error, overrun error) | |
* @retval None | |
*/ | |
#define __HAL_IRDA_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28) == IRDA_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & IRDA_IT_MASK)): \ | |
(((__INTERRUPT__) >> 28) == IRDA_CR2_REG_INDEX)? ((__HANDLE__)->Instance->CR2 |= ((__INTERRUPT__) & IRDA_IT_MASK)): \ | |
((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & IRDA_IT_MASK))) | |
/** @brief Disable the specified IRDA interrupt. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @param __INTERRUPT__: specifies the IRDA interrupt source to disable. | |
* This parameter can be one of the following values: | |
* @arg IRDA_IT_TXE: Transmit Data Register empty interrupt | |
* @arg IRDA_IT_TC: Transmission complete interrupt | |
* @arg IRDA_IT_RXNE: Receive Data register not empty interrupt | |
* @arg IRDA_IT_IDLE: Idle line detection interrupt | |
* @arg IRDA_IT_PE: Parity Error interrupt | |
* @arg IRDA_IT_ERR: Error interrupt(Frame error, noise error, overrun error) | |
* @retval None | |
*/ | |
#define __HAL_IRDA_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28) == IRDA_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & IRDA_IT_MASK)): \ | |
(((__INTERRUPT__) >> 28) == IRDA_CR2_REG_INDEX)? ((__HANDLE__)->Instance->CR2 &= ~((__INTERRUPT__) & IRDA_IT_MASK)): \ | |
((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & IRDA_IT_MASK))) | |
/** @brief Check whether the specified IRDA interrupt has occurred or not. | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @param __IT__: specifies the IRDA interrupt source to check. | |
* This parameter can be one of the following values: | |
* @arg IRDA_IT_TXE: Transmit Data Register empty interrupt | |
* @arg IRDA_IT_TC: Transmission complete interrupt | |
* @arg IRDA_IT_RXNE: Receive Data register not empty interrupt | |
* @arg IRDA_IT_IDLE: Idle line detection interrupt | |
* @arg IRDA_IT_ERR: Error interrupt | |
* @arg IRDA_IT_PE: Parity Error interrupt | |
* @retval The new state of __IT__ (TRUE or FALSE). | |
*/ | |
#define __HAL_IRDA_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28) == IRDA_CR1_REG_INDEX)? (__HANDLE__)->Instance->CR1:((((__IT__) >> 28) == IRDA_CR2_REG_INDEX)? \ | |
(__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & (((uint32_t)(__IT__)) & IRDA_IT_MASK)) | |
/** @brief Enables the IRDA one bit sample method | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* @retval None | |
*/ | |
#define __HAL_IRDA_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR3, (USART_CR3_ONEBIT))) | |
/** @brief Disables the IRDA one bit sample method | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* @retval None | |
*/ | |
#define __HAL_IRDA_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR3, (USART_CR3_ONEBIT))) | |
/** @brief Enable UART/USART associated to IRDA Handle | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @retval None | |
*/ | |
#define __HAL_IRDA_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, USART_CR1_UE)) | |
/** @brief Disable UART/USART associated to IRDA Handle | |
* @param __HANDLE__: specifies the IRDA Handle. | |
* IRDA Handle selects the USARTx or UARTy peripheral | |
* (USART,UART availability and x,y values depending on device). | |
* @retval None | |
*/ | |
#define __HAL_IRDA_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, USART_CR1_UE)) | |
/** | |
* @} | |
*/ | |
/* Private macros --------------------------------------------------------*/ | |
/** @defgroup IRDA_Private_Macros IRDA Private Macros | |
* @{ | |
*/ | |
#define IRDA_CR1_REG_INDEX 1 | |
#define IRDA_CR2_REG_INDEX 2 | |
#define IRDA_CR3_REG_INDEX 3 | |
#define IRDA_DIV(__PCLK__, __BAUD__) (((__PCLK__)*25)/(4*(__BAUD__))) | |
#define IRDA_DIVMANT(__PCLK__, __BAUD__) (IRDA_DIV((__PCLK__), (__BAUD__))/100) | |
#define IRDA_DIVFRAQ(__PCLK__, __BAUD__) (((IRDA_DIV((__PCLK__), (__BAUD__)) - (IRDA_DIVMANT((__PCLK__), (__BAUD__)) * 100)) * 16 + 50) / 100) | |
/* UART BRR = mantissa + overflow + fraction | |
= (UART DIVMANT << 4) + (UART DIVFRAQ & 0xF0) + (UART DIVFRAQ & 0x0F) */ | |
#define IRDA_BRR(_PCLK_, _BAUD_) (((IRDA_DIVMANT((_PCLK_), (_BAUD_)) << 4) + \ | |
(IRDA_DIVFRAQ((_PCLK_), (_BAUD_)) & 0xF0)) + \ | |
(IRDA_DIVFRAQ((_PCLK_), (_BAUD_)) & 0x0F)) | |
/** Ensure that IRDA Baud rate is less or equal to maximum value | |
* __BAUDRATE__: specifies the IRDA Baudrate set by the user. | |
* The maximum Baud Rate is 115200bps | |
* Returns : True or False | |
*/ | |
#define IS_IRDA_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 115201) | |
#define IS_IRDA_WORD_LENGTH(LENGTH) (((LENGTH) == IRDA_WORDLENGTH_8B) || \ | |
((LENGTH) == IRDA_WORDLENGTH_9B)) | |
#define IS_IRDA_PARITY(PARITY) (((PARITY) == IRDA_PARITY_NONE) || \ | |
((PARITY) == IRDA_PARITY_EVEN) || \ | |
((PARITY) == IRDA_PARITY_ODD)) | |
#define IS_IRDA_MODE(MODE) ((((MODE) & (~((uint32_t)IRDA_MODE_TX_RX))) == 0x00) && \ | |
((MODE) != 0x00000000U)) | |
#define IS_IRDA_POWERMODE(MODE) (((MODE) == IRDA_POWERMODE_LOWPOWER) || \ | |
((MODE) == IRDA_POWERMODE_NORMAL)) | |
/** IRDA interruptions flag mask | |
* | |
*/ | |
#define IRDA_IT_MASK ((uint32_t) USART_CR1_PEIE | USART_CR1_TXEIE | USART_CR1_TCIE | USART_CR1_RXNEIE | \ | |
USART_CR1_IDLEIE | USART_CR2_LBDIE | USART_CR3_CTSIE | USART_CR3_EIE ) | |
/** | |
* @} | |
*/ | |
/* Exported functions --------------------------------------------------------*/ | |
/** @addtogroup IRDA_Exported_Functions IRDA Exported Functions | |
* @{ | |
*/ | |
/** @addtogroup IRDA_Exported_Functions_Group1 Initialization and de-initialization functions | |
* @{ | |
*/ | |
/* Initialization and de-initialization functions ****************************/ | |
HAL_StatusTypeDef HAL_IRDA_Init(IRDA_HandleTypeDef *hirda); | |
HAL_StatusTypeDef HAL_IRDA_DeInit(IRDA_HandleTypeDef *hirda); | |
void HAL_IRDA_MspInit(IRDA_HandleTypeDef *hirda); | |
void HAL_IRDA_MspDeInit(IRDA_HandleTypeDef *hirda); | |
/** | |
* @} | |
*/ | |
/** @addtogroup IRDA_Exported_Functions_Group2 IO operation functions | |
* @{ | |
*/ | |
/* IO operation functions *****************************************************/ | |
HAL_StatusTypeDef HAL_IRDA_Transmit(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout); | |
HAL_StatusTypeDef HAL_IRDA_Receive(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout); | |
HAL_StatusTypeDef HAL_IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size); | |
HAL_StatusTypeDef HAL_IRDA_Receive_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size); | |
HAL_StatusTypeDef HAL_IRDA_Transmit_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size); | |
HAL_StatusTypeDef HAL_IRDA_Receive_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size); | |
HAL_StatusTypeDef HAL_IRDA_DMAPause(IRDA_HandleTypeDef *hirda); | |
HAL_StatusTypeDef HAL_IRDA_DMAResume(IRDA_HandleTypeDef *hirda); | |
HAL_StatusTypeDef HAL_IRDA_DMAStop(IRDA_HandleTypeDef *hirda); | |
void HAL_IRDA_IRQHandler(IRDA_HandleTypeDef *hirda); | |
void HAL_IRDA_TxCpltCallback(IRDA_HandleTypeDef *hirda); | |
void HAL_IRDA_RxCpltCallback(IRDA_HandleTypeDef *hirda); | |
void HAL_IRDA_TxHalfCpltCallback(IRDA_HandleTypeDef *hirda); | |
void HAL_IRDA_RxHalfCpltCallback(IRDA_HandleTypeDef *hirda); | |
void HAL_IRDA_ErrorCallback(IRDA_HandleTypeDef *hirda); | |
/** | |
* @} | |
*/ | |
/** @addtogroup IRDA_Exported_Functions_Group3 Peripheral State and Errors functions | |
* @{ | |
*/ | |
/* Peripheral State and Error functions ***************************************/ | |
HAL_IRDA_StateTypeDef HAL_IRDA_GetState(IRDA_HandleTypeDef *hirda); | |
uint32_t HAL_IRDA_GetError(IRDA_HandleTypeDef *hirda); | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
#ifdef __cplusplus | |
} | |
#endif | |
#endif /* __STM32L1xx_HAL_IRDA_H */ | |
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |