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Revision:
107:4f6c30876dfa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_DISCO_L476VG/stm32l4xx_hal_irda.h	Wed Sep 16 15:32:31 2015 +0100
@@ -0,0 +1,797 @@
+/**
+  ******************************************************************************
+  * @file    stm32l4xx_hal_irda.h
+  * @author  MCD Application Team
+  * @version V1.0.0
+  * @date    26-June-2015
+  * @brief   Header file of IRDA HAL module.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; 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 __STM32L4xx_HAL_IRDA_H
+#define __STM32L4xx_HAL_IRDA_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32l4xx_hal_def.h"
+
+/** @addtogroup STM32L4xx_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 register is computed using the following formula:
+                                              Baud Rate Register = ((PCLKx) / ((hirda->Init.BaudRate))) */
+
+  uint32_t WordLength;                /*!< Specifies the number of data bits transmitted or received in a frame.
+                                           This parameter can be a value of @ref 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 whether 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 for dividing the UART/USART source clock
+                                           to achieve low-power frequency.
+                                           @note Prescaler value 0 is forbidden */
+
+  uint16_t PowerMode;                 /*!< Specifies the IRDA power 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  HAL IRDA Error Code structure definition
+  */
+typedef enum
+{
+  HAL_IRDA_ERROR_NONE      = 0x00,    /*!< No error            */
+  HAL_IRDA_ERROR_PE        = 0x01,    /*!< Parity error        */
+  HAL_IRDA_ERROR_NE        = 0x02,    /*!< Noise error         */
+  HAL_IRDA_ERROR_FE        = 0x04,    /*!< frame error         */
+  HAL_IRDA_ERROR_ORE       = 0x08,    /*!< Overrun error       */
+  HAL_IRDA_ERROR_DMA       = 0x10     /*!< DMA transfer error  */
+}HAL_IRDA_ErrorTypeDef;
+
+/**
+  * @brief IRDA clock sources definition
+  */
+typedef enum
+{
+  IRDA_CLOCKSOURCE_PCLK1      = 0x00,    /*!< PCLK1 clock source     */
+  IRDA_CLOCKSOURCE_PCLK2      = 0x01,    /*!< PCLK2 clock source     */
+  IRDA_CLOCKSOURCE_HSI        = 0x02,    /*!< HSI clock source       */
+  IRDA_CLOCKSOURCE_SYSCLK     = 0x04,    /*!< SYSCLK clock source    */
+  IRDA_CLOCKSOURCE_LSE        = 0x08,    /*!< LSE clock source       */
+  IRDA_CLOCKSOURCE_UNDEFINED  = 0x10     /*!< Undefined clock source */
+}IRDA_ClockSourceTypeDef;
+
+/**
+  * @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           */
+
+  uint16_t                 Mask;             /*!< USART RX RDR register mask         */
+
+  DMA_HandleTypeDef        *hdmatx;          /*!< IRDA Tx DMA Handle parameters      */
+
+  DMA_HandleTypeDef        *hdmarx;          /*!< IRDA Rx DMA Handle parameters      */
+
+  HAL_LockTypeDef          Lock;             /*!< Locking object                     */
+
+  HAL_IRDA_StateTypeDef    State;            /*!< IRDA communication state           */
+
+  uint32_t                 ErrorCode;        /*!< IRDA Error code                    */
+
+}IRDA_HandleTypeDef;
+
+/**
+  * @brief  IRDA Configuration enumeration values definition
+  */
+typedef enum
+{
+  IRDA_BAUDRATE        = 0x00,     /*!< IRDA Baud rate          */
+  IRDA_PARITY          = 0x01,     /*!< IRDA frame parity       */
+  IRDA_WORDLENGTH      = 0x02,     /*!< IRDA frame length       */
+  IRDA_MODE            = 0x03,     /*!< IRDA communication mode */
+  IRDA_PRESCALER       = 0x04,     /*!< IRDA prescaling         */
+  IRDA_POWERMODE       = 0x05      /*!< IRDA power mode         */
+}IRDA_ControlTypeDef;
+
+/**
+  * @}
+  */
+
+/* Exported constants --------------------------------------------------------*/
+/** @defgroup IRDA_Exported_Constants IRDA Exported Constants
+  * @{
+  */
+
+/** @defgroup IRDA_Word_Length IRDA Word Length
+  * @{
+  */
+#define IRDA_WORDLENGTH_7B                  ((uint32_t)USART_CR1_M1)   /*!< 7-bit long frame */
+#define IRDA_WORDLENGTH_8B                  ((uint32_t)0x00000000)     /*!< 8-bit long frame */
+#define IRDA_WORDLENGTH_9B                  ((uint32_t)USART_CR1_M0)   /*!< 9-bit long frame */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_Parity IRDA Parity
+  * @{
+  */
+#define IRDA_PARITY_NONE                    ((uint32_t)0x00000000)                      /*!< No parity   */
+#define IRDA_PARITY_EVEN                    ((uint32_t)USART_CR1_PCE)                   /*!< Even parity */
+#define IRDA_PARITY_ODD                     ((uint32_t)(USART_CR1_PCE | USART_CR1_PS))  /*!< Odd parity  */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_Transfer_Mode IRDA Transfer Mode
+  * @{
+  */
+#define IRDA_MODE_RX                        ((uint32_t)USART_CR1_RE)                   /*!< RX mode        */
+#define IRDA_MODE_TX                        ((uint32_t)USART_CR1_TE)                   /*!< TX mode        */
+#define IRDA_MODE_TX_RX                     ((uint32_t)(USART_CR1_TE |USART_CR1_RE))   /*!< RX and TX mode */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_Low_Power IRDA Low Power
+  * @{
+  */
+#define IRDA_POWERMODE_NORMAL               ((uint32_t)0x00000000)       /*!< IRDA normal power mode */ 
+#define IRDA_POWERMODE_LOWPOWER             ((uint32_t)USART_CR3_IRLP)   /*!< IRDA low power mode    */ 
+/**
+  * @}
+  */
+
+ /** @defgroup IRDA_State IRDA State
+  * @{
+  */
+#define IRDA_STATE_DISABLE                  ((uint32_t)0x00000000)     /*!< IRDA disabled  */ 
+#define IRDA_STATE_ENABLE                   ((uint32_t)USART_CR1_UE)   /*!< IRDA enabled   */ 
+/**
+  * @}
+  */
+
+ /** @defgroup IRDA_Mode  IRDA Mode
+  * @{
+  */
+#define IRDA_MODE_DISABLE                   ((uint32_t)0x00000000)      /*!< Associated UART disabled in IRDA mode */
+#define IRDA_MODE_ENABLE                    ((uint32_t)USART_CR3_IREN)  /*!< Associated UART enabled in IRDA mode  */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_One_Bit  IRDA One Bit Sampling
+  * @{
+  */
+#define IRDA_ONE_BIT_SAMPLE_DISABLE         ((uint32_t)0x00000000)       /*!< One-bit sampling disabled */
+#define IRDA_ONE_BIT_SAMPLE_ENABLE          ((uint32_t)USART_CR3_ONEBIT) /*!< One-bit sampling enabled  */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_DMA_Tx IRDA DMA Tx
+  * @{
+  */
+#define IRDA_DMA_TX_DISABLE                 ((uint32_t)0x00000000)       /*!< IRDA DMA TX disabled */ 
+#define IRDA_DMA_TX_ENABLE                  ((uint32_t)USART_CR3_DMAT)   /*!< IRDA DMA TX enabled  */ 
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_DMA_Rx  IRDA DMA Rx
+  * @{
+  */
+#define IRDA_DMA_RX_DISABLE                 ((uint32_t)0x00000000)       /*!< IRDA DMA RX disabled */
+#define IRDA_DMA_RX_ENABLE                  ((uint32_t)USART_CR3_DMAR)   /*!< IRDA DMA RX enabled  */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_Request_Parameters IRDA Request Parameters
+  * @{
+  */
+#define IRDA_AUTOBAUD_REQUEST            ((uint16_t)USART_RQR_ABRRQ)        /*!< Auto-Baud Rate Request      */
+#define IRDA_RXDATA_FLUSH_REQUEST        ((uint16_t)USART_RQR_RXFRQ)        /*!< Receive Data flush Request  */
+#define IRDA_TXDATA_FLUSH_REQUEST        ((uint16_t)USART_RQR_TXFRQ)        /*!< Transmit data flush Request */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_Flags IRDA Flags
+  *        Elements values convention: 0xXXXX
+  *           - 0xXXXX  : Flag mask in the ISR register
+  * @{
+  */
+#define IRDA_FLAG_REACK                     ((uint32_t)0x00400000)    /*!< IRDA Receive enable acknowledge flag  */ 
+#define IRDA_FLAG_TEACK                     ((uint32_t)0x00200000)    /*!< IRDA Transmit enable acknowledge flag */ 
+#define IRDA_FLAG_BUSY                      ((uint32_t)0x00010000)    /*!< IRDA Busy flag                        */  
+#define IRDA_FLAG_ABRF                      ((uint32_t)0x00008000)    /*!< IRDA Auto baud rate flag              */
+#define IRDA_FLAG_ABRE                      ((uint32_t)0x00004000)    /*!< IRDA Auto baud rate error             */  
+#define IRDA_FLAG_TXE                       ((uint32_t)0x00000080)    /*!< IRDA Transmit data register empty     */
+#define IRDA_FLAG_TC                        ((uint32_t)0x00000040)    /*!< IRDA Transmission complete            */  
+#define IRDA_FLAG_RXNE                      ((uint32_t)0x00000020)    /*!< IRDA Read data register not empty     */
+#define IRDA_FLAG_ORE                       ((uint32_t)0x00000008)    /*!< IRDA Overrun error                    */  
+#define IRDA_FLAG_NE                        ((uint32_t)0x00000004)    /*!< IRDA Noise error                      */
+#define IRDA_FLAG_FE                        ((uint32_t)0x00000002)    /*!< IRDA Noise error                      */  
+#define IRDA_FLAG_PE                        ((uint32_t)0x00000001)    /*!< IRDA Parity error                     */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_Interrupt_definition IRDA Interrupts Definition
+  *        Elements values convention: 0000ZZZZ0XXYYYYYb
+  *           - YYYYY  : Interrupt source position in the XX register (5bits)
+  *           - XX  : Interrupt source register (2bits)
+  *                 - 01: CR1 register
+  *                 - 10: CR2 register
+  *                 - 11: CR3 register
+  *           - ZZZZ  : Flag position in the ISR register(4bits)
+  * @{
+  */
+#define IRDA_IT_PE                          ((uint16_t)0x0028)     /*!< IRDA Parity error interruption                 */
+#define IRDA_IT_TXE                         ((uint16_t)0x0727)     /*!< IRDA Transmit data register empty interruption */
+#define IRDA_IT_TC                          ((uint16_t)0x0626)     /*!< IRDA Transmission complete interruption        */
+#define IRDA_IT_RXNE                        ((uint16_t)0x0525)     /*!< IRDA Read data register not empty interruption */
+#define IRDA_IT_IDLE                        ((uint16_t)0x0424)     /*!< IRDA Idle 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 IRDA_IT_ERR                         ((uint16_t)0x0060)       /*!< IRDA Error interruption        */
+
+/*       Elements values convention: 0000ZZZZ00000000b
+             - ZZZZ  : Flag position in the ISR register(4bits) */
+#define IRDA_IT_ORE                         ((uint16_t)0x0300)      /*!< IRDA Overrun error interruption */
+#define IRDA_IT_NE                          ((uint16_t)0x0200)      /*!< IRDA Noise error interruption   */
+#define IRDA_IT_FE                          ((uint16_t)0x0100)      /*!< IRDA Frame error interruption   */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_IT_CLEAR_Flags   IRDA Interruption Clear Flags
+  * @{
+  */
+#define IRDA_CLEAR_PEF                       USART_ICR_PECF            /*!< Parity Error Clear Flag          */
+#define IRDA_CLEAR_FEF                       USART_ICR_FECF            /*!< Framing Error Clear Flag         */
+#define IRDA_CLEAR_NEF                       USART_ICR_NCF             /*!< Noise detected Clear Flag        */
+#define IRDA_CLEAR_OREF                      USART_ICR_ORECF           /*!< OverRun Error Clear Flag         */
+#define IRDA_CLEAR_TCF                       USART_ICR_TCCF            /*!< Transmission Complete Clear Flag */
+/**
+  * @}
+  */
+
+/** @defgroup IRDA_Interruption_Mask    IRDA interruptions flags mask
+  * @{
+  */
+#define IRDA_IT_MASK  ((uint16_t)0x001F)                             /*!< IRDA Interruptions flags mask */
+/**
+  * @}
+  */
+
+/**
+ * @}
+ */
+
+
+/* Exported macros -----------------------------------------------------------*/
+/** @defgroup IRDA_Exported_Macros IRDA Exported Macros
+  * @{
+  */
+
+/** @brief  Reset IRDA handle state.
+  * @param  __HANDLE__: IRDA handle.
+  * @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 IRDA Handle.
+  * @retval None
+  */
+#define __HAL_IRDA_FLUSH_DRREGISTER(__HANDLE__)                            \
+    do{                                                                    \
+         SET_BIT((__HANDLE__)->Instance->RQR, IRDA_RXDATA_FLUSH_REQUEST); \
+         SET_BIT((__HANDLE__)->Instance->RQR, IRDA_TXDATA_FLUSH_REQUEST); \
+      } while(0)
+
+
+/** @brief  Clear the specified IRDA pending flag.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @param  __FLAG__: specifies the flag to check.
+  *          This parameter can be any combination of the following values:
+  *            @arg IRDA_CLEAR_PEF
+  *            @arg IRDA_CLEAR_FEF
+  *            @arg IRDA_CLEAR_NEF
+  *            @arg IRDA_CLEAR_OREF
+  *            @arg IRDA_CLEAR_TCF
+  *            @arg IRDA_CLEAR_IDLEF
+  * @retval None
+  */
+#define __HAL_IRDA_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__))
+
+/** @brief  Clear the IRDA PE pending flag.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @retval None
+  */
+#define __HAL_IRDA_CLEAR_PEFLAG(__HANDLE__)    __HAL_IRDA_CLEAR_FLAG((__HANDLE__), IRDA_CLEAR_PEF)
+
+
+/** @brief  Clear the IRDA FE pending flag.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @retval None
+  */
+#define __HAL_IRDA_CLEAR_FEFLAG(__HANDLE__)    __HAL_IRDA_CLEAR_FLAG((__HANDLE__), IRDA_CLEAR_FEF)
+
+/** @brief  Clear the IRDA NE pending flag.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @retval None
+  */
+#define __HAL_IRDA_CLEAR_NEFLAG(__HANDLE__)    __HAL_IRDA_CLEAR_FLAG((__HANDLE__), IRDA_CLEAR_NEF)
+
+/** @brief  Clear the IRDA ORE pending flag.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @retval None
+  */
+#define __HAL_IRDA_CLEAR_OREFLAG(__HANDLE__)    __HAL_IRDA_CLEAR_FLAG((__HANDLE__), IRDA_CLEAR_OREF)
+
+/** @brief  Clear the IRDA IDLE pending flag.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @retval None
+  */
+#define __HAL_IRDA_CLEAR_IDLEFLAG(__HANDLE__)   __HAL_IRDA_CLEAR_FLAG((__HANDLE__), IRDA_CLEAR_IDLEF)
+
+/** @brief  Check whether the specified IRDA flag is set or not.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @param  __FLAG__: specifies the flag to check.
+  *        This parameter can be one of the following values:
+  *            @arg IRDA_FLAG_REACK: Receive enable acknowledge flag
+  *            @arg IRDA_FLAG_TEACK: Transmit enable acknowledge flag
+  *            @arg IRDA_FLAG_BUSY:  Busy flag
+  *            @arg IRDA_FLAG_ABRF:  Auto Baud rate detection flag
+  *            @arg IRDA_FLAG_ABRE:  Auto Baud rate detection error flag
+  *            @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->ISR & (__FLAG__)) == (__FLAG__))
+
+
+/** @brief  Enable the specified IRDA interrupt.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @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__)   (((((uint8_t)(__INTERRUPT__)) >> 5U) == 1)? ((__HANDLE__)->Instance->CR1 |= (1U << ((__INTERRUPT__) & IRDA_IT_MASK))): \
+                                                           ((((uint8_t)(__INTERRUPT__)) >> 5U) == 2)? ((__HANDLE__)->Instance->CR2 |= (1U << ((__INTERRUPT__) & IRDA_IT_MASK))): \
+                                                           ((__HANDLE__)->Instance->CR3 |= (1U << ((__INTERRUPT__) & IRDA_IT_MASK))))
+
+/** @brief  Disable the specified IRDA interrupt.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @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__)  (((((uint8_t)(__INTERRUPT__)) >> 5U) == 1)? ((__HANDLE__)->Instance->CR1 &= ~ (1U << ((__INTERRUPT__) & IRDA_IT_MASK))): \
+                                                           ((((uint8_t)(__INTERRUPT__)) >> 5U) == 2)? ((__HANDLE__)->Instance->CR2 &= ~ (1U << ((__INTERRUPT__) & IRDA_IT_MASK))): \
+                                                           ((__HANDLE__)->Instance->CR3 &= ~ (1U << ((__INTERRUPT__) & IRDA_IT_MASK))))
+
+
+/** @brief  Check whether the specified IRDA interrupt has occurred or not.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @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_ORE: OverRun Error interrupt
+  *            @arg IRDA_IT_NE: Noise Error interrupt
+  *            @arg IRDA_IT_FE: Framing Error interrupt
+  *            @arg IRDA_IT_PE: Parity Error interrupt
+  * @retval The new state of __IT__ (TRUE or FALSE).
+  */
+#define __HAL_IRDA_GET_IT(__HANDLE__, __IT__) ((__HANDLE__)->Instance->ISR & ((uint32_t)1U << ((__IT__)>> 0x08)))
+
+/** @brief  Check whether the specified IRDA interrupt source is enabled or not.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @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_ORE: OverRun Error interrupt
+  *            @arg IRDA_IT_NE: Noise Error interrupt
+  *            @arg IRDA_IT_FE: Framing 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__) ((((((uint8_t)(__IT__)) >> 5U) == 1)? (__HANDLE__)->Instance->CR1:(((((uint8_t)(__IT__)) >> 5U) == 2)? \
+                                                       (__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & ((uint32_t)1 << (((uint16_t)(__IT__)) & IRDA_IT_MASK)))
+
+
+/** @brief  Clear the specified IRDA ISR flag, in setting the proper ICR register flag.
+  * @param  __HANDLE__: specifies the IRDA 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 IRDA_CLEAR_PEF: Parity Error Clear Flag
+  *            @arg IRDA_CLEAR_FEF: Framing Error Clear Flag
+  *            @arg IRDA_CLEAR_NEF: Noise detected Clear Flag
+  *            @arg IRDA_CLEAR_OREF: OverRun Error Clear Flag
+  *            @arg IRDA_CLEAR_TCF: Transmission Complete Clear Flag
+  * @retval None
+  */
+#define __HAL_IRDA_CLEAR_IT(__HANDLE__, __IT_CLEAR__) ((__HANDLE__)->Instance->ICR = (uint32_t)(__IT_CLEAR__))
+
+
+/** @brief  Set a specific IRDA request flag.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @param  __REQ__: specifies the request flag to set
+  *          This parameter can be one of the following values:
+  *            @arg IRDA_AUTOBAUD_REQUEST: Auto-Baud Rate Request
+  *            @arg IRDA_RXDATA_FLUSH_REQUEST: Receive Data flush Request
+  *            @arg IRDA_TXDATA_FLUSH_REQUEST: Transmit data flush Request
+  *
+  * @retval None
+  */
+#define __HAL_IRDA_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (uint16_t)(__REQ__))
+
+/** @brief  Enable the IRDA one bit sample method.
+  * @param  __HANDLE__: specifies the IRDA Handle.  
+  * @retval None
+  */     
+#define __HAL_IRDA_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
+
+/** @brief  Disable the IRDA one bit sample method.
+  * @param  __HANDLE__: specifies the IRDA Handle.  
+  * @retval None
+  */      
+#define __HAL_IRDA_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint32_t)~((uint32_t)USART_CR3_ONEBIT))
+
+/** @brief  Enable UART/USART associated to IRDA Handle.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @retval None
+  */
+#define __HAL_IRDA_ENABLE(__HANDLE__)                   ((__HANDLE__)->Instance->CR1 |=  USART_CR1_UE)
+
+/** @brief  Disable UART/USART associated to IRDA Handle.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @retval None
+  */
+#define __HAL_IRDA_DISABLE(__HANDLE__)                  ((__HANDLE__)->Instance->CR1 &=  ~USART_CR1_UE)
+
+/**
+  * @}
+  */
+
+/* Private macros --------------------------------------------------------*/
+/** @defgroup IRDA_Private_Macros   IRDA Private Macros
+  * @{
+  */
+
+/** @brief  Compute the mask to apply to retrieve the received data
+  *         according to the word length and to the parity bits activation.
+  * @param  __HANDLE__: specifies the IRDA Handle.
+  * @retval None, the mask to apply to the associated UART RDR register is stored in (__HANDLE__)->Mask field.
+  */
+#define IRDA_MASK_COMPUTATION(__HANDLE__)                             \
+  do {                                                                \
+  if ((__HANDLE__)->Init.WordLength == IRDA_WORDLENGTH_9B)            \
+  {                                                                   \
+     if ((__HANDLE__)->Init.Parity == IRDA_PARITY_NONE)               \
+     {                                                                \
+        (__HANDLE__)->Mask = 0x01FF ;                                 \
+     }                                                                \
+     else                                                             \
+     {                                                                \
+        (__HANDLE__)->Mask = 0x00FF ;                                 \
+     }                                                                \
+  }                                                                   \
+  else if ((__HANDLE__)->Init.WordLength == IRDA_WORDLENGTH_8B)       \
+  {                                                                   \
+     if ((__HANDLE__)->Init.Parity == IRDA_PARITY_NONE)               \
+     {                                                                \
+        (__HANDLE__)->Mask = 0x00FF ;                                 \
+     }                                                                \
+     else                                                             \
+     {                                                                \
+        (__HANDLE__)->Mask = 0x007F ;                                 \
+     }                                                                \
+  }                                                                   \
+  else if ((__HANDLE__)->Init.WordLength == IRDA_WORDLENGTH_7B)       \
+  {                                                                   \
+     if ((__HANDLE__)->Init.Parity == IRDA_PARITY_NONE)               \
+     {                                                                \
+        (__HANDLE__)->Mask = 0x007F ;                                 \
+     }                                                                \
+     else                                                             \
+     {                                                                \
+        (__HANDLE__)->Mask = 0x003F ;                                 \
+     }                                                                \
+  }                                                                   \
+} while(0)
+
+/** @brief  Ensure that IRDA Baud rate is less or equal to maximum value.
+  * @param  __BAUDRATE__: specifies the IRDA Baudrate set by the user.
+  * @retval True or False
+  */
+#define IS_IRDA_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 115201)
+
+/** @brief  Ensure that IRDA prescaler value is strictly larger than 0.
+  * @param  __PRESCALER__: specifies the IRDA prescaler value set by the user.
+  * @retval True or False
+  */
+#define IS_IRDA_PRESCALER(__PRESCALER__) ((__PRESCALER__) > 0)
+
+/**
+  * @brief Ensure that IRDA frame length is valid.
+  * @param __LENGTH__: IRDA frame length. 
+  * @retval SET (__LENGTH__ is valid) or RESET (__LENGTH__ is invalid)
+  */ 
+#define IS_IRDA_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == IRDA_WORDLENGTH_7B) || \
+                                         ((__LENGTH__) == IRDA_WORDLENGTH_8B) || \
+                                         ((__LENGTH__) == IRDA_WORDLENGTH_9B))
+
+/**
+  * @brief Ensure that IRDA frame parity is valid.
+  * @param __PARITY__: IRDA frame parity. 
+  * @retval SET (__PARITY__ is valid) or RESET (__PARITY__ is invalid)
+  */ 
+#define IS_IRDA_PARITY(__PARITY__) (((__PARITY__) == IRDA_PARITY_NONE) || \
+                                    ((__PARITY__) == IRDA_PARITY_EVEN) || \
+                                    ((__PARITY__) == IRDA_PARITY_ODD))
+
+/**
+  * @brief Ensure that IRDA communication mode is valid.
+  * @param __MODE__: IRDA communication mode. 
+  * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
+  */ 
+#define IS_IRDA_TX_RX_MODE(__MODE__) ((((__MODE__) & (~((uint32_t)(IRDA_MODE_TX_RX)))) == (uint32_t)0x00) && ((__MODE__) != (uint32_t)0x00))
+
+/**
+  * @brief Ensure that IRDA power mode is valid.
+  * @param __MODE__: IRDA power mode. 
+  * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
+  */ 
+#define IS_IRDA_POWERMODE(__MODE__) (((__MODE__) == IRDA_POWERMODE_LOWPOWER) || \
+                                     ((__MODE__) == IRDA_POWERMODE_NORMAL))
+
+/**
+  * @brief Ensure that IRDA state is valid.
+  * @param __STATE__: IRDA state mode. 
+  * @retval SET (__STATE__ is valid) or RESET (__STATE__ is invalid)
+  */ 
+#define IS_IRDA_STATE(__STATE__) (((__STATE__) == IRDA_STATE_DISABLE) || \
+                                  ((__STATE__) == IRDA_STATE_ENABLE))
+
+/**
+  * @brief Ensure that IRDA associated UART/USART mode is valid.
+  * @param __MODE__: IRDA associated UART/USART mode. 
+  * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
+  */ 
+#define IS_IRDA_MODE(__MODE__)  (((__MODE__) == IRDA_MODE_DISABLE) || \
+                                 ((__MODE__) == IRDA_MODE_ENABLE))
+
+/**
+  * @brief Ensure that IRDA sampling rate is valid.
+  * @param __ONEBIT__: IRDA sampling rate. 
+  * @retval SET (__ONEBIT__ is valid) or RESET (__ONEBIT__ is invalid)
+  */ 
+#define IS_IRDA_ONE_BIT_SAMPLE(__ONEBIT__)      (((__ONEBIT__) == IRDA_ONE_BIT_SAMPLE_DISABLE) || \
+                                                 ((__ONEBIT__) == IRDA_ONE_BIT_SAMPLE_ENABLE))
+
+/**
+  * @brief Ensure that IRDA DMA TX mode is valid.
+  * @param __DMATX__: IRDA DMA TX mode. 
+  * @retval SET (__DMATX__ is valid) or RESET (__DMATX__ is invalid)
+  */ 
+#define IS_IRDA_DMA_TX(__DMATX__)     (((__DMATX__) == IRDA_DMA_TX_DISABLE) || \
+                                       ((__DMATX__) == IRDA_DMA_TX_ENABLE))
+
+/**
+  * @brief Ensure that IRDA DMA RX mode is valid.
+  * @param __DMARX__: IRDA DMA RX mode. 
+  * @retval SET (__DMARX__ is valid) or RESET (__DMARX__ is invalid)
+  */ 
+#define IS_IRDA_DMA_RX(__DMARX__) (((__DMARX__) == IRDA_DMA_RX_DISABLE) || \
+                                   ((__DMARX__) == IRDA_DMA_RX_ENABLE))
+
+/**
+  * @brief Ensure that IRDA request is valid.
+  * @param __PARAM__: IRDA request. 
+  * @retval SET (__PARAM__ is valid) or RESET (__PARAM__ is invalid)
+  */ 
+#define IS_IRDA_REQUEST_PARAMETER(__PARAM__) (((__PARAM__) == IRDA_AUTOBAUD_REQUEST) || \
+                                              ((__PARAM__) == IRDA_RXDATA_FLUSH_REQUEST) || \
+                                              ((__PARAM__) == IRDA_TXDATA_FLUSH_REQUEST))
+/**
+ * @}
+ */
+
+/* Include IRDA HAL Extended module */
+#include "stm32l4xx_hal_irda_ex.h"
+
+/* 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);
+
+/**
+  * @}
+  */
+
+/* Peripheral Control functions  ************************************************/
+
+/** @addtogroup IRDA_Exported_Functions_Group4 Peripheral State and Error 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 /* __STM32L4xx_HAL_IRDA_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/