crc16.c

AVR atmega64串口驱动

#define CRC16_c
#include "main.h"
uint16_t crc16_update (uint8_t *data, size_t n) 
{ 
        uint16_t crc = 0xffff; 
        while (n) 
		{ 
                //crc = _crc_ccitt_update (crc, *data++); 
				crc = _crc16_update (crc, *data++); 
                --n; 
        } 
        return crc; 
}