單片機(jī)可調(diào)數(shù)字鐘鬧鐘整點(diǎn)報(bào)時功能（帶Proteus仿真電路圖+源碼+pcb圖）

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sbit beep=P2^1; sbit s2=P1^1;   sbit s3=P1^2;   sbit s4=P1^3;   bit flag; uchar shi,fen,miao,ri,yue,nin,k; uchar num,num1,count; uint i,sh,ge,s,g; uchar ...