ledsd(); BZ(3); }

//-----------------------对时检查函数------------------ void check() { }

//---------------------------秒表函数----------------------- void K3function() { do {

if(K3==0)

{

do{disp(Asec,Msec,0);}while(K3==0); while(K2==1)

{ }

Msec=counter/2;

if(Msec>99) {Asec++;Msec=0;} if(Asec>99) Asec=0; disp(Asec,Msec,0);

counter=0; if(AH==hour)

{

if(AM==min) BZ(30); }

do{disp(Asec,Msec,0);}while(K2==0);

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}

if(K2==0)

{

do{disp(Asec,Msec,0);}while(K2==0); Asec=0; Msec=0; }

disp(Asec,Msec,0);

}while(K4==1); }

void K4function() { ON=~ON; if(ON)

BZ(3);

else BZ(1); }

//-------------------主函数-----------------------------------------

void main() { FLAG=0; init_timer(); while(1) {

keyscan();

disp(hour,min,sec); if(ON) check();

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} }

//--------------------------------END--------------------------------

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附录二 软件仿真图

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