1、#includesbit DS1302_CLK=P30;sbit DS1302_IO=P31;sbit DS1302_RST=P32;unsigned char fy=0;unsigned char tj=0;sbit tjxz = P35;sbit fanyel=P34;sbit fanyer=P33;sbit ACC0=ACC0;sbit ACC7=ACC7;sbit qian=P24; sbit bai=P25; sbit shi=P26; sbit ge=P27; bit flag; sfr smdis = 0x80; sfr p2m1 = 0x95;sfr p2m0 = 0x96;
2、sfr p1m1 = 0x91;sfr p1m0 = 0x92;code unsigned char seg1=0xbf,0x86,0xdb,0xcf,0xe6,0xed,0xfd,0x87,0xff,0xef;/?code unsigned char seg=0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f; /?unsigned char clk_time8=0x59,0x58,0x8,0x9,0x12,0x03,0x09,0x20; /?,?,?,?,?,?,?/*DS1302:?(?)*/ /*void DS1302InputByte(
3、unsigned char da)unsigned char i;ACC=da;for(i=8;i0;i-) DS1302_IO=ACC0;DS1302_CLK=0; DS1302_CLK=1;ACC=ACC1;/*DS1302:?(?)*/*unsigned char DS1302OutputByte(void)unsigned char i;for(i=0;i1;DS1302_CLK = 1;DS1302_CLK = 0;ACC7 = DS1302_IO;return(ACC);*/void DS1302InputByte(unsigned char d) /?(?) unsigned c
4、har i,j; EA=0; for(i=8; i0; i-)DS1302_CLK = 0; for(j=2;j0;j-);if(delse DS1302_IO = 0;for(j=2;j0;j-);DS1302_CLK = 1; d=d1;EA=1;unsigned char DS1302OutputByte(void) /?(?) unsigned char i,j,d=0; EA=0; for(i=0; i0;j-); DS1302_CLK = 0;if( DS1302_IO)d=d|(0x010;i-)for(j=0;j500;j+);void delay(unsigned int a
5、 )/?unsigned char i;while(a- !=0)for(i=0;i125;i+);void led_disp1(unsigned char *poi)/?,?-?1 ge=0;P0=seg*poi % 16; delay(2); ge=1; shi=0;P0=seg*poi /16; delay(2);shi=1;poi+;bai=0;P0=0x0; delay(2);bai=1;qian=0;P0=0x0; delay(2);qian=1;void led_disp2(unsigned char *poi)/?,?-?2 ge=0;P0=seg*poi % 16; dela
6、y(2); ge=1; shi=0;P0=seg*poi /16; delay(2);shi=1;poi+;bai=0;P0=seg1*poi % 16; delay(2);bai=1;qian=0;P0=seg*poi / 16; delay(2);qian=1;void led_disp3(unsigned char *poi)/?,?-?2 ge=0;P0=seg*poi % 16; delay(2); ge=1; shi=0;P0=seg*poi /16; delay(2);shi=1;poi+;bai=0;P0=seg*poi % 16; delay(2);bai=1;qian=0;
7、P0=seg*poi / 16; delay(2);qian=1;void shixianfy()/?switch(fy) case 4 : led_disp1(break;case 3 : led_disp2(break;case 2 : led_disp2(break ;case 1 : led_disp1(break; case 0 : led_disp3(break;void kongzhify()/?if(fanyel=0) delay(0);if(fanyel=0)fy+;if(fy=5)fy=0;elseif(fanyer=0)delay(10);if(fanyer=0)fy-;
8、if(fy=-1)fy=4;void main(void)unsigned char temp=0x80; unsigned char i;/Write1302(0x80,0x80);Write1302(0x80,0x00); /WP=0 ?for(i=0;i7;i+)Write1302(temp,clk_timei);temp+=2;/WP=1 ?while(1) while(fanyer=0 ); kongzhify();while(fanyel=0 );kongzhify();temp=0x81; for(i=0;i7;i+) /clk_timei=0x0;clk_timei=Read1302(temp);temp+=2;shixianfy();
