电子钟的源程序.doc

#include unsigned char code changled10=0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x27,0x7f,0x6f; unsigned char led6; unsigned char present_time3; unsigned char flash=0; unsigned char timemeasure=0; unsigned char flash_cs=0; unsigned char tiaozheng=0; bit enablebit=0; unsigned int enabletime=0; sbit P1_0=P10; sbit P1_1=P11; sbit P1_2=P12; sbit P1_3=P13; void change_data() /调整时间 unsigned char x,change; x=present_time0; change=x/100; x=present_time0; led0=x/10-change*10; x=present_time0; led1=(unsigned char)(x-change*100-led0*10); x=present_time1; change=x/100; x=present_time1; led2=x/10-change*10; x=present_time1; led3=(unsigned char)(x-change*100-led2*10); x=present_time2; change=x/100; x=present_time2; led4=x/10-change*10; x=present_time2; led5=(unsigned char)(x-change*100-led4*10); void init() present_time0=12; present_time1=00; /默认时间 present_time2=00; xiao0=23; xiao1=00;/亮一半时间 xiao2=00; T0_in() interrupt 1 using 3 unsigned char bb; flash+; enabletime+; if(flash=15) flash=0; if(flash_cs=0) P2=254; if(flash_cs=1) P2=253; if(flash_cs=2) P2=251; if(flash_cs=3) P2=247; if(flash_cs=4) P2=239; if(flash_cs=5) P2=223; bb=ledflash_cs; P0=changledbb; if(flash_cs!=5) flash_cs+; else flash_cs=0; if(enabletime=555) enabletime=0; enablebit=1; T1_in() interrupt 3 using 3TH1=(65535-40000)/256;TL1=(65536-40000)%256;TR1=1;timemeasure+;if(timemeasure=25)timemeasure=0;if(present_time259)present_time2+;elsepresent_time2=0;if(present_time159)present_time1+;elsepresent_time1=0;if(present_time023)present_time0+;elsepresent_time0=0;if(tiaozheng0)if(tiaozheng=3)change_data();if(tiaozheng=10)tiaozheng=0;P3=0;if(P1_2=0)if(enablebit=1)enablebit=0;enabletime=0;if(tiaozheng=1)if(present_time023)present_time0+;elsepresent_time0=0;change_data();if(tiaozheng=2)if(present_time159)present_time1+;elsepresent_time1=0;change_data();if(tiaozheng=3)if(present_time2=1)present_time0-;elsepresent_time0=23;change_data();if(tiaozheng=2)if(present_time1=1)present_time1-;elsepresent_time