- [indent]C:
- #include <REG2051.H>.
- #define stepper P1
- void delay();
- void main(){
- while(1){
- stepper = 0x0C;
- delay();
- stepper = 0x06;
- delay();
- stepper = 0x03;
- delay();
- stepper = 0x09;
- delay();
- }
- }
- void delay(){
- unsigned char i,j,k;
- for(i=0;i<6;i++)
- for(j=0;j<255;j++)
- for(k=0;k<255;k++);
- }
- 汇编:
- org 0H
- stepper equ P1
- main:
- mov stepper, #0CH
- acall delay
- mov stepper, #06H
- acall delay
- mov stepper, #03H
- acall delay
- mov stepper, #09H
- acall delay
- sjmp main
- delay:
- mov r7,#4
- wait2:
- mov r6,#0FFH
- wait1:
- mov r5,#0FFH
- wait:
- djnz r5,wait
- djnz r6,wait1
- djnz r7,wait2
- ret
- end
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