57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
#ifndef UART_DEV_H
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#define UART_DEV_H
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#include "ring_queue.h"
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#include "comm_types.h"
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#include "string.h"
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#include "usart.h"
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#include "assertions.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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typedef u_int32_t device_handle;
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extern device_handle g_term_uart_handle;
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extern device_handle g_rs485_uart_handle;
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extern device_handle g_ec801_uart_handle;
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#define RS485_MAX_PACK_DATA_LEN 30
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typedef enum{
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RAIN_RS485_UART_INDEX = 0,
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TERM_UART_INDEX = 1,
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RS485_UART_INDEX = 3,
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EC801_UART_INDEX = 5,
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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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u_int8_t init;
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uartIndex_e uart_index;
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u_int32_t uart_baudrate;
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RingQueue uart_ring_queue;
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}uart_device_info;
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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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void init_term_uart();
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void init_rs485_uart();
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void init_ec801_uart();
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void uart_close(uartIndex_e uart_index);
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void term_printf(char *format, ...);
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int term_uart_readln(u_int8_t *buff, int buff_size, u_int32_t timeout_ms);
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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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#endif
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