单片机32个IO口流水灯C程序

单片机32个IO口流水灯C程序（转）2008-11-2311:37/*************************************************************89C51、S51单片机32个IO口流水灯测试程序*Flash0、1、2、3分别对应单片机的P0、1、2、3四个口*a程序对应流水灯从全灭到一个一个亮*b程序对应流水灯从全亮到一个一个灭*Author:大灵通*2006-7-2610:57，OK!*************************************************************/#includereg51.h#includeintrins.h#includeabsacc.h#defineucharunsignedchar#defineuintunsignedint#defineTimeDelay60000voiddelay(uintn);voidFlash0a(void);voidFlash0b(void);voidFlash1a(void);voidFlash1b(void);voidFlash2a(void);voidFlash2b(void);voidFlash3a(void);voidFlash3b(void);/*************************************************************Function:主函数*parameter:*Return:*Modify:*************************************************************/voidmain(void){while(1){Flash1b();Flash1a();delay(TimeDelay);delay(TimeDelay);Flash0b();Flash0a();Flash2b();Flash2a();Flash1b();Flash1a();Flash3b();Flash3a();}}/*************************************************************Function:延时*parameter:*Return:*Modify:*************************************************************/voiddelay(uintn){while(n!=0){n--;}}voidFlash0a(void){uchari;ucharTemp;Temp=0x80;for(i=0;i8;i++){P0=~Temp;delay(TimeDelay);Temp=Temp1;}P0=0xff;}voidFlash0b(void){uchari;ucharTemp;Temp=0x80;for(i=0;i8;i++){P0=Temp;delay(TimeDelay);Temp=Temp1;}P0=0;}voidFlash1a(void){uchari;ucharTemp;P1=1;Temp=0x80;for(i=0;i8;i++){P1=~Temp;delay(TimeDelay);Temp=Temp1;}P1=0xff;}voidFlash1b(void){uchari;ucharTemp;P1=1;Temp=0x80;for(i=0;i8;i++){P1=Temp;delay(TimeDelay);Temp=Temp1;}P1=0;}voidFlash2a(void){uchari;ucharTemp;P2=1;Temp=0x80;for(i=0;i8;i++){P2=~Temp;delay(TimeDelay);Temp=Temp1;}P2=0xff;}voidFlash2b(void){uchari;ucharTemp;P2=1;Temp=0x80;for(i=0;i8;i++){P2=Temp;delay(TimeDelay);Temp=Temp1;}P2=0;}voidFlash3a(void){uchari;ucharTemp;P3=1;Temp=0x80;for(i=0;i8;i++){P3=~Temp;delay(TimeDelay);Temp=Temp1;}P3=0xff;}voidFlash3b(void){uchari;ucharTemp;P3=1;Temp=0x80;for(i=0;i8;i++){P3=Temp;delay(TimeDelay);Temp=Temp1;}P3=0;}