sound.h

使用Atmega8单片机开发的一个激光治疗仪的人机接口程序

#ifndef _SOUND_H_
#define _SOUND_H_ 1

#define XTAL 8000000UL
#if XTAL > 16000000UL
#error 'XTAL'(XTAL) is greater than 16,000,000 MHz.
#endif


extern void Beep_short(uchar num,uint frq);
extern void Beep_middle(uchar num,uint frq);
extern void Beep_long(uchar num,uint frq); 
extern void DelayMs(uint ms);
extern void alarm_n_short(uchar n);
extern void alarm_n_long(uchar n);

#endif
// end of file