buffer.h

可用来自做的AVR-USB-ISP的源码,内符电路图,用AVR M8来模拟USB接口

#ifndef BUFFER_H
#define BUFFER_H

#include <inttypes.h>

#define Buf_Size 8

typedef struct
{
    uint8_t get;			//Pointer to the next char
    uint8_t put;			//Pointer to the next empty Position
    uint8_t n;				
	uint16_t size;
    uint8_t *buf;
} BUF_t;


uint8_t BUF_add(uint8_t);
void    BUF_flush(BUF_t *buffer);
uint8_t BUF_get(BUF_t *buffer);
void    BUF_put(uint8_t val, BUF_t *buffer);
void 	BUF_init(BUF_t *buffer,char *buf,uint16_t size);


#endif