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毕业设计论文

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0469、S52多功能板DXP资料及其相关资料,毕业设计论文

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#include#define uchar unsigned char #define uint unsigned int sbit P3_7=P37;sbit P1_0=P10;sbit P1_1=P11;sbit P1_2=P12;unsigned char code dispcode=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x98;unsigned char dispbitcode=0xfe,0xfd,0xfb,0xf7; unsigned char dispbuf8=0,0,0,0; unsigned char dispbitcnt; unsigned char second; unsigned char minite; unsigned char hour; unsigned int tcnt; unsigned char mstcnt; unsigned char i,j;void delay1ms(uint t)for(i=0;i0;i-) for(j=248;j0;j-); if(P1_0=0) second+; if(second=60) second=0; dispbuf0=second%10; dispbuf1=second/10; while(P1_0=0); if(P1_1=0) for(i=5;i0;i-) for(j=248;j0;j-); if(P1_1=0) minite+; if(minite=60) minite=0; nts dispbuf2=minite%10; dispbuf3=minite/10; while(P1_1=0); void t0(void) interrupt 1 using 0 mstcnt+; if(mstcnt=4) mstcnt=0; P0=dispcodedispbufdispbitcnt; P2=dispbitcodedispbitcnt; dispbitcnt+; if(dispbitcnt=4) dispbitcnt=0; tcnt+; if(tcnt=4000) tcnt=0; second+; if(second=60) second=0; minite+; if(minite=60) minite=0; dispbuf3=second%10; dispbuf2=seco