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49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
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#ifndef INC_MACHINE_UART_H
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#define INC_MACHINE_UART_H
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#include "driver/uart.h"
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#include "py/runtime.h"
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#define UART_CB_TYPE_DATA 1
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#define UART_CB_TYPE_PATTERN 2
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#define UART_CB_TYPE_ERROR 3
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#define UART_BUFF_SIZE 256
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typedef struct _machine_uart_obj_t {
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mp_obj_base_t base;
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uart_port_t uart_num;
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int8_t bits;
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int8_t parity;
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int8_t stop;
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int8_t tx;
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int8_t rx;
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int8_t rts;
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int8_t cts;
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int data_cb_size;
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uint8_t pattern[16];
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uint8_t pattern_len;
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uint16_t timeout; // timeout waiting for first char (in ms)
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uint16_t buffer_size;
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uint32_t *data_cb;
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uint32_t *pattern_cb;
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uint32_t *error_cb;
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uint32_t inverted;
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uint8_t end_task;
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uint8_t lineend[3];
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} machine_uart_obj_t;
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typedef struct _uart_ringbuf_t {
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uint8_t *buf;
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uint16_t size;
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uint16_t iget;
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uint16_t iput;
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} uart_ringbuf_t;
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char *_uart_read(uart_port_t uart_num, int timeout, char *lnend, char *lnstart);
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int match_pattern(uint8_t *text, int text_length, uint8_t *pattern, int pattern_length);
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int uart_buf_get(uart_ringbuf_t *r, uint8_t *dest, uint16_t len);
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int uart_buf_put(uart_ringbuf_t *r, uint8_t *source, uint16_t len);
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#endif
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