usart.h 4.3 KB

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  1. /**
  2. ******************************************************************************
  3. * File Name : USART.h
  4. * Description : This file provides code for the configuration
  5. * of the USART instances.
  6. ******************************************************************************
  7. ** This notice applies to any and all portions of this file
  8. * that are not between comment pairs USER CODE BEGIN and
  9. * USER CODE END. Other portions of this file, whether
  10. * inserted by the user or by software development tools
  11. * are owned by their respective copyright owners.
  12. *
  13. * COPYRIGHT(c) 2019 STMicroelectronics
  14. *
  15. * Redistribution and use in source and binary forms, with or without modification,
  16. * are permitted provided that the following conditions are met:
  17. * 1. Redistributions of source code must retain the above copyright notice,
  18. * this list of conditions and the following disclaimer.
  19. * 2. Redistributions in binary form must reproduce the above copyright notice,
  20. * this list of conditions and the following disclaimer in the documentation
  21. * and/or other materials provided with the distribution.
  22. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  23. * may be used to endorse or promote products derived from this software
  24. * without specific prior written permission.
  25. *
  26. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  27. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  28. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  29. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  30. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  31. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  32. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  33. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  34. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  35. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36. *
  37. ******************************************************************************
  38. */
  39. /* Define to prevent recursive inclusion -------------------------------------*/
  40. #ifndef __usart_H
  41. #define __usart_H
  42. #ifdef __cplusplus
  43. extern "C" {
  44. #endif
  45. /* Includes ------------------------------------------------------------------*/
  46. #include "stm32f1xx_hal.h"
  47. #include "main.h"
  48. /* USER CODE BEGIN Includes */
  49. /* USER CODE END Includes */
  50. extern UART_HandleTypeDef huart3;
  51. extern UART_HandleTypeDef huart1;
  52. /* USER CODE BEGIN Private defines */
  53. typedef struct //缓冲区各变量,用于相关函数的参数
  54. {
  55. uint16_t ucBufSize; //缓冲区数组:缓冲区大小
  56. uint16_t ucBufWrInde; //缓冲区数组:写指针
  57. uint16_t ucBufRdInde; //缓冲区数组:读指针
  58. uint16_t ucBufCnt; //缓冲区数组:数据计数
  59. uint8_t ucBufOvf; //缓冲区数组:溢出标志,注意清零
  60. uint8_t * pcBufAddr; //缓冲区数组:首地址指针变量
  61. UART_HandleTypeDef *ptUartHandel;
  62. } USART_Buf_TypeDef;
  63. /* USER CODE END Private defines */
  64. extern void _Error_Handler(char *, int);
  65. void MX_USART3_UART_Init(void);
  66. void MX_USART1_UART_Init(uint32_t baudrate);
  67. void MX_USART1_Reopen(uint32_t baudrate);
  68. /* USER CODE BEGIN Prototypes */
  69. #define UART_BUFF_SIZE 1024
  70. extern uint8_t UART_RxBuff3[UART_BUFF_SIZE];
  71. extern USART_Buf_TypeDef UART_RxBuff_Struct3;
  72. extern uint8_t UART_TxBuff3[UART_BUFF_SIZE];
  73. extern USART_Buf_TypeDef UART_TxBuff_Struct3;
  74. extern uint8_t UART_RxBuff1[UART_BUFF_SIZE];
  75. extern USART_Buf_TypeDef UART_RxBuff_Struct1;
  76. extern uint8_t UART_TxBuff1[UART_BUFF_SIZE];
  77. extern USART_Buf_TypeDef UART_TxBuff_Struct1;
  78. uint8_t UART_ReadChar(USART_Buf_TypeDef * ptRx, uint8_t ucNum);
  79. void UART_DelChar(USART_Buf_TypeDef * ptRx, uint8_t ucNum);
  80. void UART_PutChar(USART_Buf_TypeDef * ptTx, uint8_t ucData);
  81. void UART_SendData(USART_Buf_TypeDef * ptTx, uint8_t* Data, uint8_t Length);
  82. void USARTx_Rx_IRQ(USART_Buf_TypeDef *USARTx_RxBuf_Struct);
  83. void USARTx_Tx_IRQ(USART_Buf_TypeDef *USARTx_TxBuf_Struct);
  84. /* USER CODE END Prototypes */
  85. #ifdef __cplusplus
  86. }
  87. #endif
  88. #endif /*__ usart_H */
  89. /**
  90. * @}
  91. */
  92. /**
  93. * @}
  94. */
  95. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/