如何用单片机设计流水灯?答:ORG 0000H JMP MAIN ORG 0030H MAIN: MOV R0,#32H;设计循环次数 MOV A,#0FEH;设初值 L1: MOV P1,A CALL DELAY RL A;左移位 DJNZ R0,L1 MOV R0,#32;重设循环次数 MOV A,#7FH;设初值 L2: MOV P1,A CALL DELAY RR A DJNZ R0,L2;右移4次 MOV R0,#4 L3: MOV P1,#0E7H...
流水灯 利用单片机的P1口控制LED的发光闪烁,在利用编程实现模拟广告灯...答:include<reg52.h> include<intrins.h> define uchar unsigned char define uint unsigned int uchar temp,num;uchar code table[]={0xFE,0xFC,0xF8,0xF0,0xE0,0xC0,0x80,0x00};void delay(uint a){ uint x,y;for(x=a;x>0;x--)for(y=300;y>0;y--);} void main(){ temp=0xFE...