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| Rev | Author | Line No. | Line |
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| 2 | mjames | 1 | /** |
| 2 | ****************************************************************************** |
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| 3 | * @file stm32f0xx_hal_usart_ex.h |
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| 4 | * @author MCD Application Team |
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| 5 | * @brief Header file of USART HAL Extended module. |
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| 6 | ****************************************************************************** |
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| 7 | * @attention |
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| 8 | * |
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| 9 | * <h2><center>© Copyright (c) 2016 STMicroelectronics. |
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| 10 | * All rights reserved.</center></h2> |
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| 11 | * |
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| 12 | * This software component is licensed by ST under BSD 3-Clause license, |
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| 13 | * the "License"; You may not use this file except in compliance with the |
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| 14 | * License. You may obtain a copy of the License at: |
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| 15 | * opensource.org/licenses/BSD-3-Clause |
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| 16 | * |
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| 17 | ****************************************************************************** |
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| 18 | */ |
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| 19 | |||
| 20 | /* Define to prevent recursive inclusion -------------------------------------*/ |
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| 21 | #ifndef STM32F0xx_HAL_USART_EX_H |
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| 22 | #define STM32F0xx_HAL_USART_EX_H |
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| 23 | |||
| 24 | #ifdef __cplusplus |
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| 25 | extern "C" { |
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| 26 | #endif |
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| 27 | |||
| 28 | /* Includes ------------------------------------------------------------------*/ |
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| 29 | #include "stm32f0xx_hal_def.h" |
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| 30 | |||
| 31 | /** @addtogroup STM32F0xx_HAL_Driver |
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| 32 | * @{ |
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| 33 | */ |
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| 34 | |||
| 35 | /** @addtogroup USARTEx |
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| 36 | * @{ |
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| 37 | */ |
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| 38 | |||
| 39 | /* Exported types ------------------------------------------------------------*/ |
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| 40 | /* Exported constants --------------------------------------------------------*/ |
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| 41 | /** @defgroup USARTEx_Exported_Constants USARTEx Exported Constants |
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| 42 | * @{ |
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| 43 | */ |
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| 44 | |||
| 45 | /** @defgroup USARTEx_Word_Length USARTEx Word Length |
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| 46 | * @{ |
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| 47 | */ |
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| 48 | #if defined(USART_CR1_M0)&& defined(USART_CR1_M1) |
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| 49 | #define USART_WORDLENGTH_7B ((uint32_t)USART_CR1_M1) /*!< 7-bit long USART frame */ |
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| 50 | #define USART_WORDLENGTH_8B (0x00000000U) /*!< 8-bit long USART frame */ |
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| 51 | #define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M0) /*!< 9-bit long USART frame */ |
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| 52 | #elif defined(USART_CR1_M) |
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| 53 | #define USART_WORDLENGTH_8B (0x00000000U) /*!< 8-bit long USART frame */ |
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| 54 | #define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M) /*!< 9-bit long USART frame */ |
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| 55 | #endif |
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| 56 | /** |
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| 57 | * @} |
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| 58 | */ |
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| 59 | |||
| 60 | |||
| 61 | /** |
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| 62 | * @} |
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| 63 | */ |
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| 64 | |||
| 65 | /* Private macros ------------------------------------------------------------*/ |
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| 66 | /** @defgroup USARTEx_Private_Macros USARTEx Private Macros |
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| 67 | * @{ |
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| 68 | */ |
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| 69 | |||
| 70 | /** @brief Report the USART clock source. |
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| 71 | * @param __HANDLE__ specifies the USART Handle. |
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| 72 | * @param __CLOCKSOURCE__ output variable. |
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| 73 | * @retval the USART clocking source, written in __CLOCKSOURCE__. |
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| 74 | */ |
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| 75 | /** @brief Report the UART clock source. |
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| 76 | * @param __HANDLE__ specifies the UART Handle. |
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| 77 | * @param __CLOCKSOURCE__ output variable. |
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| 78 | * @retval UART clocking source, written in __CLOCKSOURCE__. |
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| 79 | */ |
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| 80 | |||
| 81 | #if defined(STM32F030x6) || defined(STM32F031x6) || defined(STM32F038xx) |
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| 82 | #define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ |
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| 83 | do { \ |
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| 84 | switch(__HAL_RCC_GET_USART1_SOURCE()) \ |
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| 85 | { \ |
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| 86 | case RCC_USART1CLKSOURCE_PCLK1: \ |
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| 87 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 88 | break; \ |
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| 89 | case RCC_USART1CLKSOURCE_HSI: \ |
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| 90 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 91 | break; \ |
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| 92 | case RCC_USART1CLKSOURCE_SYSCLK: \ |
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| 93 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 94 | break; \ |
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| 95 | case RCC_USART1CLKSOURCE_LSE: \ |
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| 96 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 97 | break; \ |
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| 98 | default: \ |
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| 99 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 100 | break; \ |
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| 101 | } \ |
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| 102 | } while(0) |
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| 103 | #elif defined (STM32F030x8) || defined (STM32F070x6) || defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F051x8) || defined (STM32F058xx) |
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| 104 | #define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ |
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| 105 | do { \ |
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| 106 | if((__HANDLE__)->Instance == USART1) \ |
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| 107 | { \ |
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| 108 | switch(__HAL_RCC_GET_USART1_SOURCE()) \ |
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| 109 | { \ |
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| 110 | case RCC_USART1CLKSOURCE_PCLK1: \ |
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| 111 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 112 | break; \ |
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| 113 | case RCC_USART1CLKSOURCE_HSI: \ |
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| 114 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 115 | break; \ |
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| 116 | case RCC_USART1CLKSOURCE_SYSCLK: \ |
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| 117 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 118 | break; \ |
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| 119 | case RCC_USART1CLKSOURCE_LSE: \ |
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| 120 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 121 | break; \ |
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| 122 | default: \ |
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| 123 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 124 | break; \ |
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| 125 | } \ |
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| 126 | } \ |
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| 127 | else if((__HANDLE__)->Instance == USART2) \ |
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| 128 | { \ |
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| 129 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 130 | } \ |
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| 131 | else \ |
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| 132 | { \ |
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| 133 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 134 | } \ |
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| 135 | } while(0) |
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| 136 | #elif defined (STM32F070xB) |
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| 137 | #define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ |
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| 138 | do { \ |
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| 139 | if((__HANDLE__)->Instance == USART1) \ |
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| 140 | { \ |
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| 141 | switch(__HAL_RCC_GET_USART1_SOURCE()) \ |
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| 142 | { \ |
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| 143 | case RCC_USART1CLKSOURCE_PCLK1: \ |
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| 144 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 145 | break; \ |
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| 146 | case RCC_USART1CLKSOURCE_HSI: \ |
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| 147 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 148 | break; \ |
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| 149 | case RCC_USART1CLKSOURCE_SYSCLK: \ |
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| 150 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 151 | break; \ |
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| 152 | case RCC_USART1CLKSOURCE_LSE: \ |
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| 153 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 154 | break; \ |
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| 155 | default: \ |
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| 156 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 157 | break; \ |
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| 158 | } \ |
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| 159 | } \ |
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| 160 | else if((__HANDLE__)->Instance == USART2) \ |
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| 161 | { \ |
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| 162 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 163 | } \ |
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| 164 | else if((__HANDLE__)->Instance == USART3) \ |
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| 165 | { \ |
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| 166 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 167 | } \ |
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| 168 | else if((__HANDLE__)->Instance == USART4) \ |
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| 169 | { \ |
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| 170 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 171 | } \ |
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| 172 | else \ |
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| 173 | { \ |
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| 174 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 175 | } \ |
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| 176 | } while(0) |
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| 177 | #elif defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) |
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| 178 | #define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ |
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| 179 | do { \ |
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| 180 | if((__HANDLE__)->Instance == USART1) \ |
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| 181 | { \ |
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| 182 | switch(__HAL_RCC_GET_USART1_SOURCE()) \ |
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| 183 | { \ |
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| 184 | case RCC_USART1CLKSOURCE_PCLK1: \ |
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| 185 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 186 | break; \ |
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| 187 | case RCC_USART1CLKSOURCE_HSI: \ |
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| 188 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 189 | break; \ |
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| 190 | case RCC_USART1CLKSOURCE_SYSCLK: \ |
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| 191 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 192 | break; \ |
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| 193 | case RCC_USART1CLKSOURCE_LSE: \ |
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| 194 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 195 | break; \ |
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| 196 | default: \ |
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| 197 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 198 | break; \ |
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| 199 | } \ |
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| 200 | } \ |
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| 201 | else if((__HANDLE__)->Instance == USART2) \ |
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| 202 | { \ |
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| 203 | switch(__HAL_RCC_GET_USART2_SOURCE()) \ |
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| 204 | { \ |
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| 205 | case RCC_USART2CLKSOURCE_PCLK1: \ |
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| 206 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 207 | break; \ |
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| 208 | case RCC_USART2CLKSOURCE_HSI: \ |
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| 209 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 210 | break; \ |
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| 211 | case RCC_USART2CLKSOURCE_SYSCLK: \ |
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| 212 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 213 | break; \ |
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| 214 | case RCC_USART2CLKSOURCE_LSE: \ |
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| 215 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 216 | break; \ |
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| 217 | default: \ |
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| 218 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 219 | break; \ |
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| 220 | } \ |
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| 221 | } \ |
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| 222 | else if((__HANDLE__)->Instance == USART3) \ |
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| 223 | { \ |
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| 224 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 225 | } \ |
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| 226 | else if((__HANDLE__)->Instance == USART4) \ |
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| 227 | { \ |
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| 228 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 229 | } \ |
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| 230 | else \ |
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| 231 | { \ |
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| 232 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 233 | } \ |
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| 234 | } while(0) |
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| 235 | #elif defined(STM32F091xC) || defined (STM32F098xx) |
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| 236 | #define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ |
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| 237 | do { \ |
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| 238 | if((__HANDLE__)->Instance == USART1) \ |
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| 239 | { \ |
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| 240 | switch(__HAL_RCC_GET_USART1_SOURCE()) \ |
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| 241 | { \ |
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| 242 | case RCC_USART1CLKSOURCE_PCLK1: \ |
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| 243 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 244 | break; \ |
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| 245 | case RCC_USART1CLKSOURCE_HSI: \ |
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| 246 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 247 | break; \ |
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| 248 | case RCC_USART1CLKSOURCE_SYSCLK: \ |
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| 249 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 250 | break; \ |
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| 251 | case RCC_USART1CLKSOURCE_LSE: \ |
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| 252 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 253 | break; \ |
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| 254 | default: \ |
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| 255 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 256 | break; \ |
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| 257 | } \ |
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| 258 | } \ |
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| 259 | else if((__HANDLE__)->Instance == USART2) \ |
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| 260 | { \ |
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| 261 | switch(__HAL_RCC_GET_USART2_SOURCE()) \ |
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| 262 | { \ |
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| 263 | case RCC_USART2CLKSOURCE_PCLK1: \ |
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| 264 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 265 | break; \ |
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| 266 | case RCC_USART2CLKSOURCE_HSI: \ |
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| 267 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 268 | break; \ |
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| 269 | case RCC_USART2CLKSOURCE_SYSCLK: \ |
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| 270 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 271 | break; \ |
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| 272 | case RCC_USART2CLKSOURCE_LSE: \ |
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| 273 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 274 | break; \ |
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| 275 | default: \ |
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| 276 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 277 | break; \ |
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| 278 | } \ |
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| 279 | } \ |
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| 280 | else if((__HANDLE__)->Instance == USART3) \ |
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| 281 | { \ |
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| 282 | switch(__HAL_RCC_GET_USART3_SOURCE()) \ |
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| 283 | { \ |
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| 284 | case RCC_USART3CLKSOURCE_PCLK1: \ |
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| 285 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 286 | break; \ |
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| 287 | case RCC_USART3CLKSOURCE_HSI: \ |
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| 288 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 289 | break; \ |
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| 290 | case RCC_USART3CLKSOURCE_SYSCLK: \ |
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| 291 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 292 | break; \ |
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| 293 | case RCC_USART3CLKSOURCE_LSE: \ |
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| 294 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 295 | break; \ |
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| 296 | default: \ |
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| 297 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 298 | break; \ |
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| 299 | } \ |
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| 300 | } \ |
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| 301 | else if((__HANDLE__)->Instance == USART4) \ |
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| 302 | { \ |
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| 303 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 304 | } \ |
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| 305 | else if((__HANDLE__)->Instance == USART5) \ |
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| 306 | { \ |
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| 307 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 308 | } \ |
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| 309 | else if((__HANDLE__)->Instance == USART6) \ |
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| 310 | { \ |
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| 311 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 312 | } \ |
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| 313 | else if((__HANDLE__)->Instance == USART7) \ |
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| 314 | { \ |
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| 315 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 316 | } \ |
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| 317 | else if((__HANDLE__)->Instance == USART8) \ |
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| 318 | { \ |
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| 319 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 320 | } \ |
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| 321 | else \ |
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| 322 | { \ |
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| 323 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 324 | } \ |
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| 325 | } while(0) |
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| 326 | #elif defined(STM32F030xC) |
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| 327 | #define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ |
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| 328 | do { \ |
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| 329 | if((__HANDLE__)->Instance == USART1) \ |
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| 330 | { \ |
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| 331 | switch(__HAL_RCC_GET_USART1_SOURCE()) \ |
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| 332 | { \ |
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| 333 | case RCC_USART1CLKSOURCE_PCLK1: \ |
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| 334 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 335 | break; \ |
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| 336 | case RCC_USART1CLKSOURCE_HSI: \ |
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| 337 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ |
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| 338 | break; \ |
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| 339 | case RCC_USART1CLKSOURCE_SYSCLK: \ |
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| 340 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ |
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| 341 | break; \ |
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| 342 | case RCC_USART1CLKSOURCE_LSE: \ |
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| 343 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ |
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| 344 | break; \ |
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| 345 | default: \ |
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| 346 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 347 | break; \ |
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| 348 | } \ |
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| 349 | } \ |
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| 350 | else if((__HANDLE__)->Instance == USART2) \ |
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| 351 | { \ |
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| 352 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 353 | } \ |
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| 354 | else if((__HANDLE__)->Instance == USART3) \ |
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| 355 | { \ |
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| 356 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 357 | } \ |
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| 358 | else if((__HANDLE__)->Instance == USART4) \ |
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| 359 | { \ |
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| 360 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 361 | } \ |
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| 362 | else if((__HANDLE__)->Instance == USART5) \ |
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| 363 | { \ |
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| 364 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 365 | } \ |
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| 366 | else if((__HANDLE__)->Instance == USART6) \ |
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| 367 | { \ |
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| 368 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ |
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| 369 | } \ |
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| 370 | else \ |
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| 371 | { \ |
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| 372 | (__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ |
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| 373 | } \ |
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| 374 | } while(0) |
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| 375 | #endif /* defined(STM32F030x6) || defined(STM32F031x6) || defined(STM32F038xx) */ |
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| 376 | /** @brief Compute the USART mask to apply to retrieve the received data |
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| 377 | * according to the word length and to the parity bits activation. |
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| 378 | * @note If PCE = 1, the parity bit is not included in the data extracted |
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| 379 | * by the reception API(). |
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| 380 | * This masking operation is not carried out in the case of |
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| 381 | * DMA transfers. |
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| 382 | * @param __HANDLE__ specifies the USART Handle. |
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| 383 | * @retval None, the mask to apply to USART RDR register is stored in (__HANDLE__)->Mask field. |
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| 384 | */ |
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| 385 | #if defined(USART_CR1_M0)&& defined(USART_CR1_M1) |
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| 386 | #define USART_MASK_COMPUTATION(__HANDLE__) \ |
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| 387 | do { \ |
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| 388 | if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B) \ |
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| 389 | { \ |
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| 390 | if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ |
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| 391 | { \ |
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| 392 | (__HANDLE__)->Mask = 0x01FFU; \ |
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| 393 | } \ |
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| 394 | else \ |
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| 395 | { \ |
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| 396 | (__HANDLE__)->Mask = 0x00FFU; \ |
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| 397 | } \ |
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| 398 | } \ |
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| 399 | else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B) \ |
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| 400 | { \ |
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| 401 | if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ |
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| 402 | { \ |
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| 403 | (__HANDLE__)->Mask = 0x00FFU; \ |
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| 404 | } \ |
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| 405 | else \ |
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| 406 | { \ |
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| 407 | (__HANDLE__)->Mask = 0x007FU; \ |
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| 408 | } \ |
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| 409 | } \ |
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| 410 | else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_7B) \ |
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| 411 | { \ |
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| 412 | if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ |
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| 413 | { \ |
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| 414 | (__HANDLE__)->Mask = 0x007FU; \ |
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| 415 | } \ |
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| 416 | else \ |
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| 417 | { \ |
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| 418 | (__HANDLE__)->Mask = 0x003FU; \ |
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| 419 | } \ |
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| 420 | } \ |
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| 421 | else \ |
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| 422 | { \ |
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| 423 | (__HANDLE__)->Mask = 0x0000U; \ |
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| 424 | } \ |
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| 425 | } while(0U) |
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| 426 | #elif defined(USART_CR1_M) |
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| 427 | #define USART_MASK_COMPUTATION(__HANDLE__) \ |
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| 428 | do { \ |
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| 429 | if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B) \ |
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| 430 | { \ |
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| 431 | if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ |
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| 432 | { \ |
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| 433 | (__HANDLE__)->Mask = 0x01FFU; \ |
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| 434 | } \ |
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| 435 | else \ |
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| 436 | { \ |
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| 437 | (__HANDLE__)->Mask = 0x00FFU; \ |
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| 438 | } \ |
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| 439 | } \ |
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| 440 | else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B) \ |
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| 441 | { \ |
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| 442 | if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ |
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| 443 | { \ |
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| 444 | (__HANDLE__)->Mask = 0x00FFU; \ |
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| 445 | } \ |
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| 446 | else \ |
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| 447 | { \ |
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| 448 | (__HANDLE__)->Mask = 0x007FU; \ |
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| 449 | } \ |
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| 450 | } \ |
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| 451 | else \ |
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| 452 | { \ |
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| 453 | (__HANDLE__)->Mask = 0x0000U; \ |
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| 454 | } \ |
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| 455 | } while(0U) |
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| 456 | #endif |
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| 457 | |||
| 458 | /** |
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| 459 | * @brief Ensure that USART frame length is valid. |
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| 460 | * @param __LENGTH__ USART frame length. |
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| 461 | * @retval SET (__LENGTH__ is valid) or RESET (__LENGTH__ is invalid) |
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| 462 | */ |
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| 463 | #if defined(USART_CR1_M0)&& defined(USART_CR1_M1) |
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| 464 | #define IS_USART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == USART_WORDLENGTH_7B) || \ |
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| 465 | ((__LENGTH__) == USART_WORDLENGTH_8B) || \ |
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| 466 | ((__LENGTH__) == USART_WORDLENGTH_9B)) |
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| 467 | #elif defined(USART_CR1_M) |
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| 468 | #define IS_USART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == USART_WORDLENGTH_8B) || \ |
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| 469 | ((__LENGTH__) == USART_WORDLENGTH_9B)) |
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| 470 | #endif |
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| 471 | |||
| 472 | |||
| 473 | /** |
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| 474 | * @} |
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| 475 | */ |
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| 476 | |||
| 477 | /* Exported functions --------------------------------------------------------*/ |
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| 478 | /** @addtogroup USARTEx_Exported_Functions |
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| 479 | * @{ |
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| 480 | */ |
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| 481 | |||
| 482 | /** @addtogroup USARTEx_Exported_Functions_Group1 |
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| 483 | * @{ |
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| 484 | */ |
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| 485 | |||
| 486 | /* IO operation functions *****************************************************/ |
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| 487 | |||
| 488 | /** |
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| 489 | * @} |
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| 490 | */ |
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| 491 | |||
| 492 | /** @addtogroup USARTEx_Exported_Functions_Group2 |
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| 493 | * @{ |
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| 494 | */ |
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| 495 | |||
| 496 | /* Peripheral Control functions ***********************************************/ |
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| 497 | |||
| 498 | /** |
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| 499 | * @} |
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| 500 | */ |
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| 501 | |||
| 502 | /** |
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| 503 | * @} |
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| 504 | */ |
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| 505 | |||
| 506 | /** |
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| 507 | * @} |
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| 508 | */ |
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| 509 | |||
| 510 | /** |
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| 511 | * @} |
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| 512 | */ |
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| 513 | |||
| 514 | #ifdef __cplusplus |
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| 515 | } |
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| 516 | #endif |
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| 517 | |||
| 518 | #endif /* STM32F0xx_HAL_USART_EX_H */ |
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| 519 | |||
| 520 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |