61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/*
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* uart_dev.h
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*
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* Created on: 2024年6月22日
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* Author: psx
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*/
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#ifndef APP_INC_UART_DEV_H_
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#define APP_INC_UART_DEV_H_
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#include "debug.h"
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#include "ring_queue.h"
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#include "rs485.h"
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#define ASCII_CHAR_BACKSPACE 0x08 /* '\b' */
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#define ASCII_CHAR_CHARACTER_TABULATION 0x09 /* '\t' */
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#define ASCII_CHAR_LINE_FEED 0x0A /* '\n' */
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#define ASCII_CHAR_LINE_TABULATION 0x0B /* '\v' */
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#define ASCII_CHAR_FORM_FEED 0x0C /* '\f' */
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#define ASCII_CHAR_CARRIAGE_RETURN 0x0D /* '\r' */
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#define RS485_MAX_PACK_DATA_LEN 30
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typedef uint32_t device_handle;
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extern device_handle g_bat485_uart3_handle;
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extern device_handle g_gw485_uart4_handle;
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extern uint8_t rs485_out_buff[100];
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typedef enum{
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// RAIN_RS485_UART_INDEX = 0,
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BAT485_UART_INDEX = 3,
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GW485_UART_INDEX = 4,
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}uartIndex_e;
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/* UART 驱动数据结构，对应一个uart设备 */
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typedef struct _uart_device_info{
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uint8_t init;
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uartIndex_e uart_index;
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uint32_t uart_baudrate;
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RingQueue uart_ring_queue;
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}uart_device_info;
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//device_handle uart_dev_init(uartIndex_e uart_index, uint8_t *buff, int buff_size);
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device_handle uart_dev_init(void);
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void uart_sendstr(device_handle device,char *str);
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void uart_dev_write(device_handle device, void *data, int len);
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int uart_dev_char_present(device_handle device);
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char uart_dev_in_char(device_handle device);
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int ring_queue_dev_char_present(RingQueue *ring_queue);
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char ring_queue_dev_in_char(RingQueue *ring_queue);
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int ring_queue_length(device_handle device);
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#endif /* APP_INC_UART_DEV_H_ */
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