GDResignationMaterials/485-breaker-sensor/util/dma_uart.h

#ifndef DMA_UART_H
#define DMA_UART_H

#include <stdint.h>
#include "FreeRTOS.h"
#include "task.h"

#define ARRAYNUM(arr_nanme)         (uint32_t)(sizeof(arr_nanme) / sizeof(*(arr_nanme)))
#define USART0_TDATA_ADDRESS        ((uint32_t)0x40013828)  
#define USART0_RDATA_ADDRESS        ((uint32_t)0x40013824)
#define USART1_TDATA_ADDRESS        (uint32_t)(&USART_TDATA(USART1)) 
#define USART1_RDATA_ADDRESS        (uint32_t)(&USART_RDATA(USART1))

typedef void (*COM_DATA_CB)(uint8_t*, uint32_t);

#define UART_RECV_SUB_DELAY			(5)

#define COM0_TX_PIN                  GPIO_PIN_9
#define COM0_RX_PIN                  GPIO_PIN_10
#define COM0_GPIO_PORT               GPIOA
#define COM0_GPIO_CLK                RCU_GPIOA
#define COM0_AF                      GPIO_AF_1
//#define COM0_BAUDRATE                9600U
#define COM0_BAUDRATE                115200U
#define COM0_WORD_LEN                USART_WL_8BIT
#define COM0_STOP_BIT                USART_STB_1BIT
#define COM0_PM			     USART_PM_NONE
#define COM0_CTRL                    USART_HCM_NONE
#define COM0_DMA_SEND_LEN            (64)
#define COM0_DMA_REC_LEN             (64)
#define COM0_USE_RTS                 (1)
#define COM0_RTS_SEND_HIGH           (1)
#define COM0_RTS_DELAY		     (2)

#define COM1_TX_PIN                  GPIO_PIN_2
#define COM1_RX_PIN                  GPIO_PIN_3
#define COM1_GPIO_PORT               GPIOA
#define COM1_GPIO_CLK                RCU_GPIOA
#define COM1_AF                      GPIO_AF_1
#define COM1_BAUDRATE                9600U
#define COM1_WORD_LEN                USART_WL_9BIT //如果pm 不是none 这里要设置成9
#define COM1_STOP_BIT                USART_STB_1BIT
#define COM1_PM			     USART_PM_EVEN
#define COM1_CTRL                    USART_HCM_NONE
#define COM1_DMA_SEND_LEN            (32)
#define COM1_DMA_REC_LEN             (32)
#define COM1_USE_RTS                 (0)
#define COM1_RTS_SEND_HIGH           (1)
#define COM1_RTS_DELAY		     (2)

uint8_t* com0_receive(uint32_t t,uint16_t* len);
uint8_t* com1_receive(uint32_t t,uint16_t* len);

void com0_gpio_init(void);
void com0_usart_init(void);
void com0_dma_init(void);
void com0_dma_send_data(uint8_t *buffter, uint8_t length);
void com0_dma_printf(const char *format,...);
void com0_data_transmit(uint8_t arr[], uint32_t length);
void com0_set_cb(COM_DATA_CB cb);
void com0_rts_init();
void com0_rts_set();
void com0_rts_reset();

void com1_gpio_init(void);
void com1_usart_init(void);
void com1_dma_init(void);
void com1_dma_send_data(uint8_t *buffter, uint8_t length);
void com1_dma_printf(const char *format,...);
void com1_data_transmit(uint8_t arr[], uint32_t length);
void com1_set_cb(COM_DATA_CB cb);


#endif