33 lines
789 B
C
33 lines
789 B
C
/*
|
|
* Copyright 2017-2024 Oleg Borodin <onborodin@gmail.com>
|
|
*
|
|
*/
|
|
#ifndef UART_H_IUI
|
|
#define UART_H_IUI
|
|
|
|
#ifndef FIFO_BUFFER_SIZE
|
|
#define FIFO_BUFFER_SIZE 128
|
|
#endif
|
|
|
|
typedef struct fifo {
|
|
volatile uint8_t head;
|
|
volatile uint8_t tail;
|
|
volatile uint8_t *buffer;
|
|
uint8_t buffer_len;
|
|
} fifo_t;
|
|
|
|
void fifo_init(fifo_t * b, uint8_t * buffer, uint8_t buffer_len);
|
|
uint8_t fifo_count(const fifo_t * b);
|
|
bool fifo_full(const fifo_t * b);
|
|
bool fifo_empty(const fifo_t * b);
|
|
uint8_t fifo_peek(const fifo_t * b);
|
|
uint8_t fifo_getc(fifo_t * b);
|
|
bool fifo_putc(fifo_t * b, uint8_t data);
|
|
uint8_t fifo_puts(fifo_t * b, uint8_t * str);
|
|
bool fifo_scanc(fifo_t * b, uint8_t c);
|
|
uint8_t fifo_get_token(fifo_t * b, uint8_t * str, uint8_t len, uint8_t);
|
|
bool fifo_back(fifo_t * b);
|
|
|
|
#endif
|
|
|