52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
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#ifndef _USART_H
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#define _USART_H
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#include "stdio.h"
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#include "./SYSTEM/sys/sys.h"
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/*******************************************************************************************************/
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/* <20><><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
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* Ĭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>USART1<EFBFBD><EFBFBD>.
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* ע<EFBFBD><EFBFBD>: ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>12<EFBFBD><EFBFBD><EFBFBD>궨<EFBFBD><EFBFBD>,<EFBFBD><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD><EFBFBD>USART1~UART7<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
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*/
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#define USART_TX_GPIO_PORT GPIOB
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#define USART_TX_GPIO_PIN GPIO_PIN_6
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#define USART_TX_GPIO_AF GPIO_AF7_USART1
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#define USART_TX_GPIO_CLK_ENABLE() do{ __HAL_RCC_GPIOB_CLK_ENABLE(); }while(0) /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>ʹ<EFBFBD><CAB9> */
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#define USART_RX_GPIO_PORT GPIOB
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#define USART_RX_GPIO_PIN GPIO_PIN_7
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#define USART_RX_GPIO_AF GPIO_AF7_USART1
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#define USART_RX_GPIO_CLK_ENABLE() do{ __HAL_RCC_GPIOB_CLK_ENABLE(); }while(0) /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>ʹ<EFBFBD><CAB9> */
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#define USART_UX USART1
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#define USART_UX_IRQn USART1_IRQn
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#define USART_UX_IRQHandler USART1_IRQHandler
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#define USART_UX_CLK_ENABLE() do{ __HAL_RCC_USART1_CLK_ENABLE(); }while(0) /* USART1 ʱ<><CAB1>ʹ<EFBFBD><CAB9> */
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/*******************************************************************************************************/
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#define USART_REC_LEN 200 /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD> 200 */
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#define USART_EN_RX 1 /* ʹ<>ܣ<EFBFBD>1<EFBFBD><31>/<2F><>ֹ<EFBFBD><D6B9>0<EFBFBD><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD> */
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#define RXBUFFERSIZE 1 /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С */
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extern UART_HandleTypeDef g_uart1_handle; /* UART<52><54><EFBFBD><EFBFBD> */
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extern uint8_t g_usart_rx_buf[USART_REC_LEN]; /* <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>,<2C><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>.ĩ<>ֽ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD>з<EFBFBD> */
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extern uint16_t g_usart_rx_sta; /* <20><><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD> */
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extern uint8_t g_rx_buffer[RXBUFFERSIZE]; /* HAL<41><4C>USART<52><54><EFBFBD><EFBFBD>Buffer */
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void usart_init(uint32_t baudrate); /* <20><><EFBFBD>ڳ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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#endif
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