321 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			321 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
 | |
|   ******************************************************************************
 | |
|   * @file    stm32f7xx_hal_irda_ex.h
 | |
|   * @author  MCD Application Team
 | |
|   * @brief   Header file of IRDA HAL Extended module.
 | |
|   ******************************************************************************
 | |
|   * @attention
 | |
|   *
 | |
|   * Copyright (c) 2017 STMicroelectronics.
 | |
|   * All rights reserved.
 | |
|   *
 | |
|   * This software is licensed under terms that can be found in the LICENSE file
 | |
|   * in the root directory of this software component.
 | |
|   * If no LICENSE file comes with this software, it is provided AS-IS.
 | |
|   *
 | |
|   ******************************************************************************
 | |
|   */
 | |
| 
 | |
| /* Define to prevent recursive inclusion -------------------------------------*/
 | |
| #ifndef STM32F7xx_HAL_IRDA_EX_H
 | |
| #define STM32F7xx_HAL_IRDA_EX_H
 | |
| 
 | |
| #ifdef __cplusplus
 | |
| extern "C" {
 | |
| #endif
 | |
| 
 | |
| /* Includes ------------------------------------------------------------------*/
 | |
| #include "stm32f7xx_hal_def.h"
 | |
| 
 | |
| /** @addtogroup STM32F7xx_HAL_Driver
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /** @defgroup IRDAEx IRDAEx
 | |
|   * @brief IRDA Extended HAL module driver
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /* Exported types ------------------------------------------------------------*/
 | |
| /* Exported constants --------------------------------------------------------*/
 | |
| /** @defgroup IRDAEx_Extended_Exported_Constants IRDAEx Extended Exported Constants
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /** @defgroup IRDAEx_Word_Length IRDAEx Word Length
 | |
|   * @{
 | |
|   */
 | |
| #define IRDA_WORDLENGTH_7B                  USART_CR1_M1   /*!< 7-bit long frame */
 | |
| #define IRDA_WORDLENGTH_8B                  0x00000000U    /*!< 8-bit long frame */
 | |
| #define IRDA_WORDLENGTH_9B                  USART_CR1_M0   /*!< 9-bit long frame */
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /* Exported macros -----------------------------------------------------------*/
 | |
| 
 | |
| /* Private macros ------------------------------------------------------------*/
 | |
| 
 | |
| /** @defgroup IRDAEx_Private_Macros IRDAEx Private Macros
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /** @brief  Report the IRDA clock source.
 | |
|   * @param  __HANDLE__ specifies the IRDA Handle.
 | |
|   * @param  __CLOCKSOURCE__ output variable.
 | |
|   * @retval IRDA clocking source, written in __CLOCKSOURCE__.
 | |
|   */
 | |
| #define IRDA_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__)       \
 | |
|   do {                                                        \
 | |
|     if((__HANDLE__)->Instance == USART1)                      \
 | |
|     {                                                         \
 | |
|       switch(__HAL_RCC_GET_USART1_SOURCE())                   \
 | |
|       {                                                       \
 | |
|         case RCC_USART1CLKSOURCE_PCLK2:                       \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_PCLK2;         \
 | |
|           break;                                              \
 | |
|         case RCC_USART1CLKSOURCE_HSI:                         \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_HSI;           \
 | |
|           break;                                              \
 | |
|         case RCC_USART1CLKSOURCE_SYSCLK:                      \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_SYSCLK;        \
 | |
|           break;                                              \
 | |
|         case RCC_USART1CLKSOURCE_LSE:                         \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_LSE;           \
 | |
|           break;                                              \
 | |
|         default:                                              \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;     \
 | |
|           break;                                              \
 | |
|       }                                                       \
 | |
|     }                                                         \
 | |
|     else if((__HANDLE__)->Instance == USART2)                 \
 | |
|     {                                                         \
 | |
|       switch(__HAL_RCC_GET_USART2_SOURCE())                   \
 | |
|       {                                                       \
 | |
|         case RCC_USART2CLKSOURCE_PCLK1:                       \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_PCLK1;         \
 | |
|           break;                                              \
 | |
|         case RCC_USART2CLKSOURCE_HSI:                         \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_HSI;           \
 | |
|           break;                                              \
 | |
|         case RCC_USART2CLKSOURCE_SYSCLK:                      \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_SYSCLK;        \
 | |
|           break;                                              \
 | |
|         case RCC_USART2CLKSOURCE_LSE:                         \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_LSE;           \
 | |
|           break;                                              \
 | |
|         default:                                              \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;     \
 | |
|           break;                                              \
 | |
|       }                                                       \
 | |
|     }                                                         \
 | |
|     else if((__HANDLE__)->Instance == USART3)                 \
 | |
|     {                                                         \
 | |
|       switch(__HAL_RCC_GET_USART3_SOURCE())                   \
 | |
|       {                                                       \
 | |
|         case RCC_USART3CLKSOURCE_PCLK1:                       \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_PCLK1;         \
 | |
|           break;                                              \
 | |
|         case RCC_USART3CLKSOURCE_HSI:                         \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_HSI;           \
 | |
|           break;                                              \
 | |
|         case RCC_USART3CLKSOURCE_SYSCLK:                      \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_SYSCLK;        \
 | |
|           break;                                              \
 | |
|         case RCC_USART3CLKSOURCE_LSE:                         \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_LSE;           \
 | |
|           break;                                              \
 | |
|         default:                                              \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;     \
 | |
|           break;                                              \
 | |
|       }                                                       \
 | |
|     }                                                         \
 | |
|     else if((__HANDLE__)->Instance == UART4)                  \
 | |
|     {                                                         \
 | |
|       switch(__HAL_RCC_GET_UART4_SOURCE())                    \
 | |
|       {                                                       \
 | |
|         case RCC_UART4CLKSOURCE_PCLK1:                        \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_PCLK1;         \
 | |
|           break;                                              \
 | |
|         case RCC_UART4CLKSOURCE_HSI:                          \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_HSI;           \
 | |
|           break;                                              \
 | |
|         case RCC_UART4CLKSOURCE_SYSCLK:                       \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_SYSCLK;        \
 | |
|           break;                                              \
 | |
|         case RCC_UART4CLKSOURCE_LSE:                          \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_LSE;           \
 | |
|           break;                                              \
 | |
|         default:                                              \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;     \
 | |
|           break;                                              \
 | |
|       }                                                       \
 | |
|     }                                                         \
 | |
|     else if ((__HANDLE__)->Instance == UART5)                 \
 | |
|     {                                                         \
 | |
|       switch(__HAL_RCC_GET_UART5_SOURCE())                    \
 | |
|       {                                                       \
 | |
|         case RCC_UART5CLKSOURCE_PCLK1:                        \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_PCLK1;         \
 | |
|           break;                                              \
 | |
|         case RCC_UART5CLKSOURCE_HSI:                          \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_HSI;           \
 | |
|           break;                                              \
 | |
|         case RCC_UART5CLKSOURCE_SYSCLK:                       \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_SYSCLK;        \
 | |
|           break;                                              \
 | |
|         case RCC_UART5CLKSOURCE_LSE:                          \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_LSE;           \
 | |
|           break;                                              \
 | |
|         default:                                              \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;     \
 | |
|           break;                                              \
 | |
|       }                                                       \
 | |
|     }                                                         \
 | |
|     else if((__HANDLE__)->Instance == USART6)                 \
 | |
|     {                                                         \
 | |
|       switch(__HAL_RCC_GET_USART6_SOURCE())                   \
 | |
|       {                                                       \
 | |
|         case RCC_USART6CLKSOURCE_PCLK2:                       \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_PCLK2;         \
 | |
|           break;                                              \
 | |
|         case RCC_USART6CLKSOURCE_HSI:                         \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_HSI;           \
 | |
|           break;                                              \
 | |
|         case RCC_USART6CLKSOURCE_SYSCLK:                      \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_SYSCLK;        \
 | |
|           break;                                              \
 | |
|         case RCC_USART6CLKSOURCE_LSE:                         \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_LSE;           \
 | |
|           break;                                              \
 | |
|         default:                                              \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;     \
 | |
|           break;                                              \
 | |
|       }                                                       \
 | |
|     }                                                         \
 | |
|     else if ((__HANDLE__)->Instance == UART7)                 \
 | |
|     {                                                         \
 | |
|       switch(__HAL_RCC_GET_UART7_SOURCE())                    \
 | |
|       {                                                       \
 | |
|         case RCC_UART7CLKSOURCE_PCLK1:                        \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_PCLK1;         \
 | |
|           break;                                              \
 | |
|         case RCC_UART7CLKSOURCE_HSI:                          \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_HSI;           \
 | |
|           break;                                              \
 | |
|         case RCC_UART7CLKSOURCE_SYSCLK:                       \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_SYSCLK;        \
 | |
|           break;                                              \
 | |
|         case RCC_UART7CLKSOURCE_LSE:                          \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_LSE;           \
 | |
|           break;                                              \
 | |
|         default:                                              \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;     \
 | |
|           break;                                              \
 | |
|       }                                                       \
 | |
|     }                                                         \
 | |
|     else if ((__HANDLE__)->Instance == UART8)                 \
 | |
|     {                                                         \
 | |
|       switch(__HAL_RCC_GET_UART8_SOURCE())                    \
 | |
|       {                                                       \
 | |
|         case RCC_UART8CLKSOURCE_PCLK1:                        \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_PCLK1;         \
 | |
|           break;                                              \
 | |
|         case RCC_UART8CLKSOURCE_HSI:                          \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_HSI;           \
 | |
|           break;                                              \
 | |
|         case RCC_UART8CLKSOURCE_SYSCLK:                       \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_SYSCLK;        \
 | |
|           break;                                              \
 | |
|         case RCC_UART8CLKSOURCE_LSE:                          \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_LSE;           \
 | |
|           break;                                              \
 | |
|         default:                                              \
 | |
|           (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;     \
 | |
|           break;                                              \
 | |
|       }                                                       \
 | |
|     }                                                         \
 | |
|     else                                                      \
 | |
|     {                                                         \
 | |
|       (__CLOCKSOURCE__) = IRDA_CLOCKSOURCE_UNDEFINED;         \
 | |
|     }                                                         \
 | |
|   } while(0U)
 | |
| 
 | |
| /** @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 = 0x01FFU ;                                \
 | |
|       }                                                               \
 | |
|       else                                                            \
 | |
|       {                                                               \
 | |
|         (__HANDLE__)->Mask = 0x00FFU ;                                \
 | |
|       }                                                               \
 | |
|     }                                                                 \
 | |
|     else if ((__HANDLE__)->Init.WordLength == IRDA_WORDLENGTH_8B)     \
 | |
|     {                                                                 \
 | |
|       if ((__HANDLE__)->Init.Parity == IRDA_PARITY_NONE)              \
 | |
|       {                                                               \
 | |
|         (__HANDLE__)->Mask = 0x00FFU ;                                \
 | |
|       }                                                               \
 | |
|       else                                                            \
 | |
|       {                                                               \
 | |
|         (__HANDLE__)->Mask = 0x007FU ;                                \
 | |
|       }                                                               \
 | |
|     }                                                                 \
 | |
|     else if ((__HANDLE__)->Init.WordLength == IRDA_WORDLENGTH_7B)     \
 | |
|     {                                                                 \
 | |
|       if ((__HANDLE__)->Init.Parity == IRDA_PARITY_NONE)              \
 | |
|       {                                                               \
 | |
|         (__HANDLE__)->Mask = 0x007FU ;                                \
 | |
|       }                                                               \
 | |
|       else                                                            \
 | |
|       {                                                               \
 | |
|         (__HANDLE__)->Mask = 0x003FU ;                                \
 | |
|       }                                                               \
 | |
|     }                                                                 \
 | |
|     else                                                              \
 | |
|     {                                                                 \
 | |
|       (__HANDLE__)->Mask = 0x0000U;                                   \
 | |
|     }                                                                 \
 | |
|   } while(0U)
 | |
| 
 | |
| /** @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))
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /* Exported functions --------------------------------------------------------*/
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| #ifdef __cplusplus
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #endif /* STM32F7xx_HAL_IRDA_EX_H */
 | |
| 
 |