/** | |
****************************************************************************** | |
* @file stm32f0xx_hal_usart_ex.h | |
* @author MCD Application Team | |
* @brief Header file of USART HAL Extended module. | |
****************************************************************************** | |
* @attention | |
* | |
* <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> | |
* | |
* Redistribution and use in source and binary forms, with or without modification, | |
* are permitted provided that the following conditions are met: | |
* 1. Redistributions of source code must retain the above copyright notice, | |
* this list of conditions and the following disclaimer. | |
* 2. Redistributions in binary form must reproduce the above copyright notice, | |
* this list of conditions and the following disclaimer in the documentation | |
* and/or other materials provided with the distribution. | |
* 3. Neither the name of STMicroelectronics nor the names of its contributors | |
* may be used to endorse or promote products derived from this software | |
* without specific prior written permission. | |
* | |
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE | |
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
* | |
****************************************************************************** | |
*/ | |
/* Define to prevent recursive inclusion -------------------------------------*/ | |
#ifndef __STM32F0xx_HAL_USART_EX_H | |
#define __STM32F0xx_HAL_USART_EX_H | |
#ifdef __cplusplus | |
extern "C" { | |
#endif | |
/* Includes ------------------------------------------------------------------*/ | |
#include "stm32f0xx_hal_def.h" | |
/** @addtogroup STM32F0xx_HAL_Driver | |
* @{ | |
*/ | |
/** @addtogroup USARTEx | |
* @{ | |
*/ | |
/* Exported types ------------------------------------------------------------*/ | |
/* Exported constants --------------------------------------------------------*/ | |
/** @defgroup USARTEx_Exported_Constants USARTEx Exported Constants | |
* @{ | |
*/ | |
/** @defgroup USARTEx_Word_Length USARTEx Word Length | |
* @{ | |
*/ | |
#if defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || \ | |
defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || defined (STM32F070xB) || \ | |
defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC) | |
#define USART_WORDLENGTH_7B ((uint32_t)USART_CR1_M1) /*!< 7-bit long USART frame */ | |
#define USART_WORDLENGTH_8B (0x00000000U) /*!< 8-bit long USART frame */ | |
#define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M0) /*!< 9-bit long USART frame */ | |
#else | |
#define USART_WORDLENGTH_8B (0x00000000U) /*!< 8-bit long USART frame */ | |
#define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M) /*!< 9-bit long USART frame */ | |
#endif /* defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || defined (STM32F070xB) || \ | |
defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || \ | |
defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC) */ | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Request_Parameters USARTEx Request Parameters | |
* @{ | |
*/ | |
#define USART_RXDATA_FLUSH_REQUEST ((uint32_t)USART_RQR_RXFRQ) /*!< Receive Data flush Request */ | |
#if !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC) | |
#define USART_TXDATA_FLUSH_REQUEST ((uint32_t)USART_RQR_TXFRQ) /*!< Transmit data flush Request */ | |
#else | |
#endif /* !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC) */ | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Flags USART Flags | |
* Elements values convention: 0xXXXX | |
* - 0xXXXX : Flag mask in the ISR register | |
* @{ | |
*/ | |
#if !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC) | |
#define USART_FLAG_REACK (0x00400000U) /*!< USART receive enable acknowledge flag */ | |
#endif /* !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC) */ | |
#define USART_FLAG_TEACK (0x00200000U) /*!< USART transmit enable acknowledge flag */ | |
#define USART_FLAG_BUSY (0x00010000U) /*!< USART busy flag */ | |
#define USART_FLAG_CTS (0x00000400U) /*!< USART clear to send flag */ | |
#define USART_FLAG_CTSIF (0x00000200U) /*!< USART clear to send interrupt flag */ | |
#define USART_FLAG_TXE (0x00000080U) /*!< USART transmit data register empty */ | |
#define USART_FLAG_TC (0x00000040U) /*!< USART transmission complete */ | |
#define USART_FLAG_RXNE (0x00000020U) /*!< USART read data register not empty */ | |
#define USART_FLAG_IDLE (0x00000010U) /*!< USART idle flag */ | |
#define USART_FLAG_ORE (0x00000008U) /*!< USART overrun error */ | |
#define USART_FLAG_NE (0x00000004U) /*!< USART noise error */ | |
#define USART_FLAG_FE (0x00000002U) /*!< USART frame error */ | |
#define USART_FLAG_PE (0x00000001U) /*!< USART parity error */ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/* Exported macros ------------------------------------------------------------*/ | |
/** @defgroup USARTEx_Exported_Macros USARTEx Exported Macros | |
* @{ | |
*/ | |
/** @brief Flush the USART Data registers. | |
* @param __HANDLE__ specifies the USART Handle. | |
* @retval None | |
*/ | |
#if !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC) | |
#define __HAL_USART_FLUSH_DRREGISTER(__HANDLE__) \ | |
do{ \ | |
SET_BIT((__HANDLE__)->Instance->RQR, USART_RXDATA_FLUSH_REQUEST); \ | |
SET_BIT((__HANDLE__)->Instance->RQR, USART_TXDATA_FLUSH_REQUEST); \ | |
} while(0) | |
#else | |
#define __HAL_USART_FLUSH_DRREGISTER(__HANDLE__) \ | |
do{ \ | |
SET_BIT((__HANDLE__)->Instance->RQR, USART_RXDATA_FLUSH_REQUEST); \ | |
} while(0) | |
#endif /* !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC) */ | |
/** | |
* @} | |
*/ | |
/* Private macros ------------------------------------------------------------*/ | |
/** @defgroup USARTEx_Private_Macros USARTEx Private Macros | |
* @{ | |
*/ | |
/** @brief Report the USART clock source. | |
* @param __HANDLE__ specifies the USART Handle. | |
* @param __CLOCKSOURCE__ output variable. | |
* @retval the USART clocking source, written in __CLOCKSOURCE__. | |
*/ | |
#if defined(STM32F030x6) || defined(STM32F031x6) || defined(STM32F038xx) | |
#define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ | |
do { \ | |
switch(__HAL_RCC_GET_USART1_SOURCE()) \ | |
{ \ | |
case RCC_USART1CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} while(0) | |
#elif defined (STM32F030x8) || defined (STM32F070x6) || \ | |
defined (STM32F042x6) || defined (STM32F048xx) || \ | |
defined (STM32F051x8) || defined (STM32F058xx) | |
#define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ | |
do { \ | |
if((__HANDLE__)->Instance == USART1) \ | |
{ \ | |
switch(__HAL_RCC_GET_USART1_SOURCE()) \ | |
{ \ | |
case RCC_USART1CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} \ | |
else if((__HANDLE__)->Instance == USART2) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
} \ | |
} while(0) | |
#elif defined (STM32F070xB) | |
#define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ | |
do { \ | |
if((__HANDLE__)->Instance == USART1) \ | |
{ \ | |
switch(__HAL_RCC_GET_USART1_SOURCE()) \ | |
{ \ | |
case RCC_USART1CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} \ | |
else if((__HANDLE__)->Instance == USART2) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART3) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART4) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
} \ | |
} while(0) | |
#elif defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) | |
#define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ | |
do { \ | |
if((__HANDLE__)->Instance == USART1) \ | |
{ \ | |
switch(__HAL_RCC_GET_USART1_SOURCE()) \ | |
{ \ | |
case RCC_USART1CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} \ | |
else if((__HANDLE__)->Instance == USART2) \ | |
{ \ | |
switch(__HAL_RCC_GET_USART2_SOURCE()) \ | |
{ \ | |
case RCC_USART2CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART2CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART2CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART2CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} \ | |
else if((__HANDLE__)->Instance == USART3) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART4) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
} \ | |
} while(0) | |
#elif defined(STM32F091xC) || defined (STM32F098xx) | |
#define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ | |
do { \ | |
if((__HANDLE__)->Instance == USART1) \ | |
{ \ | |
switch(__HAL_RCC_GET_USART1_SOURCE()) \ | |
{ \ | |
case RCC_USART1CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} \ | |
else if((__HANDLE__)->Instance == USART2) \ | |
{ \ | |
switch(__HAL_RCC_GET_USART2_SOURCE()) \ | |
{ \ | |
case RCC_USART2CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART2CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART2CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART2CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} \ | |
else if((__HANDLE__)->Instance == USART3) \ | |
{ \ | |
switch(__HAL_RCC_GET_USART3_SOURCE()) \ | |
{ \ | |
case RCC_USART3CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART3CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART3CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART3CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} \ | |
else if((__HANDLE__)->Instance == USART4) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART5) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART6) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART7) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART8) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
} \ | |
} while(0) | |
#elif defined(STM32F030xC) | |
#define USART_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \ | |
do { \ | |
if((__HANDLE__)->Instance == USART1) \ | |
{ \ | |
switch(__HAL_RCC_GET_USART1_SOURCE()) \ | |
{ \ | |
case RCC_USART1CLKSOURCE_PCLK1: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_HSI: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_SYSCLK: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK; \ | |
break; \ | |
case RCC_USART1CLKSOURCE_LSE: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE; \ | |
break; \ | |
default: \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
break; \ | |
} \ | |
} \ | |
else if((__HANDLE__)->Instance == USART2) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART3) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART4) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART5) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else if((__HANDLE__)->Instance == USART6) \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1; \ | |
} \ | |
else \ | |
{ \ | |
(__CLOCKSOURCE__) = USART_CLOCKSOURCE_UNDEFINED; \ | |
} \ | |
} while(0) | |
#endif /* defined(STM32F030x6) || defined(STM32F031x6) || defined(STM32F038xx) */ | |
/** @brief Compute the USART mask to apply to retrieve the received data | |
* according to the word length and to the parity bits activation. | |
* @note If PCE = 1, the parity bit is not included in the data extracted | |
* by the reception API(). | |
* This masking operation is not carried out in the case of | |
* DMA transfers. | |
* @param __HANDLE__ specifies the USART Handle. | |
* @retval None, the mask to apply to USART RDR register is stored in (__HANDLE__)->Mask field. | |
*/ | |
#if defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || \ | |
defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || defined (STM32F070xB) || \ | |
defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC) | |
#define USART_MASK_COMPUTATION(__HANDLE__) \ | |
do { \ | |
if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B) \ | |
{ \ | |
if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ | |
{ \ | |
(__HANDLE__)->Mask = 0x01FFU; \ | |
} \ | |
else \ | |
{ \ | |
(__HANDLE__)->Mask = 0x00FFU; \ | |
} \ | |
} \ | |
else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B) \ | |
{ \ | |
if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ | |
{ \ | |
(__HANDLE__)->Mask = 0x00FFU; \ | |
} \ | |
else \ | |
{ \ | |
(__HANDLE__)->Mask = 0x007FU; \ | |
} \ | |
} \ | |
else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_7B) \ | |
{ \ | |
if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ | |
{ \ | |
(__HANDLE__)->Mask = 0x007FU; \ | |
} \ | |
else \ | |
{ \ | |
(__HANDLE__)->Mask = 0x003FU; \ | |
} \ | |
} \ | |
} while(0) | |
#else | |
#define USART_MASK_COMPUTATION(__HANDLE__) \ | |
do { \ | |
if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_9B) \ | |
{ \ | |
if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ | |
{ \ | |
(__HANDLE__)->Mask = 0x01FFU; \ | |
} \ | |
else \ | |
{ \ | |
(__HANDLE__)->Mask = 0x00FFU; \ | |
} \ | |
} \ | |
else if ((__HANDLE__)->Init.WordLength == USART_WORDLENGTH_8B) \ | |
{ \ | |
if ((__HANDLE__)->Init.Parity == USART_PARITY_NONE) \ | |
{ \ | |
(__HANDLE__)->Mask = 0x00FFU; \ | |
} \ | |
else \ | |
{ \ | |
(__HANDLE__)->Mask = 0x007FU; \ | |
} \ | |
} \ | |
} while(0) | |
#endif /* defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || \ | |
defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || defined (STM32F070xB) || \ | |
defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC) */ | |
/** | |
* @brief Ensure that USART frame length is valid. | |
* @param __LENGTH__ USART frame length. | |
* @retval SET (__LENGTH__ is valid) or RESET (__LENGTH__ is invalid) | |
*/ | |
#if defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || \ | |
defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || defined (STM32F070xB) || \ | |
defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC) | |
#define IS_USART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == USART_WORDLENGTH_7B) || \ | |
((__LENGTH__) == USART_WORDLENGTH_8B) || \ | |
((__LENGTH__) == USART_WORDLENGTH_9B)) | |
#else | |
#define IS_USART_WORD_LENGTH(__LENGTH__) (((__LENGTH__) == USART_WORDLENGTH_8B) || \ | |
((__LENGTH__) == USART_WORDLENGTH_9B)) | |
#endif /* defined (STM32F042x6) || defined (STM32F048xx) || defined (STM32F070x6) || defined (STM32F070xB) || \ | |
defined (STM32F071xB) || defined (STM32F072xB) || defined (STM32F078xx) || \ | |
defined (STM32F091xC) || defined (STM32F098xx) || defined (STM32F030xC) */ | |
/** | |
* @brief Ensure that USART request parameter is valid. | |
* @param __PARAM__ USART request parameter. | |
* @retval SET (__PARAM__ is valid) or RESET (__PARAM__ is invalid) | |
*/ | |
#if !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC) | |
#define IS_USART_REQUEST_PARAMETER(__PARAM__) (((__PARAM__) == USART_RXDATA_FLUSH_REQUEST) || \ | |
((__PARAM__) == USART_TXDATA_FLUSH_REQUEST)) | |
#else | |
#define IS_USART_REQUEST_PARAMETER(__PARAM__) ((__PARAM__) == USART_RXDATA_FLUSH_REQUEST) | |
#endif /* !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC) */ | |
/** | |
* @} | |
*/ | |
/* Exported functions --------------------------------------------------------*/ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
#ifdef __cplusplus | |
} | |
#endif | |
#endif /* __STM32F0xx_HAL_USART_EX_H */ | |
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ | |