interface.h

电赛一等奖作品：音频信号分析仪单片机源码

extern struct stWave
{
	char Peak;
	unsigned long Freq;
	unsigned char Phase;

}Wave[5]; //0:sin 1:rect 2 tri 3 saw
extern unsigned char CurWaveType;
extern char HarPeak[4];
/***********************************************/
void DisplayState(void);
bit ProcessSingleInput(void);


bit ProcessDefInput(void);
void DisplayStateDef(void);