74 lines
1.1 KiB
C
74 lines
1.1 KiB
C
#include "reg51.h"
|
|
//#include <at89x51.h>
|
|
|
|
bit lightoff = 1;
|
|
bit lighton = 0;
|
|
sbit P1_0 = P1^0;
|
|
sbit P1_1 = P1^1;
|
|
sbit P1_2 = P1^2;
|
|
sbit P1_3 = P1^3;
|
|
sbit P1_4 = P1^4;
|
|
sbit P1_5 = P1^5;
|
|
sbit P1_6 = P1^6;
|
|
sbit P1_7 = P1^7;
|
|
void delay_1500ms();
|
|
|
|
int main () {
|
|
P1 = 0xFF;
|
|
while (1) {
|
|
delay_1500ms();
|
|
|
|
P1_0 = lighton;
|
|
delay_1500ms();
|
|
|
|
P1_1 = lighton;
|
|
delay_1500ms();
|
|
|
|
P1_2 = lighton;
|
|
delay_1500ms();
|
|
|
|
P1_3 = lighton;
|
|
delay_1500ms();
|
|
|
|
P1_4 = lighton;
|
|
delay_1500ms();
|
|
|
|
P1_5 = lighton;
|
|
delay_1500ms();
|
|
|
|
P1_6 = lighton;
|
|
delay_1500ms();
|
|
|
|
P1_7 = lighton;
|
|
delay_1500ms();
|
|
|
|
P1_7 = lightoff;
|
|
delay_1500ms();
|
|
|
|
P1_6 = lightoff;
|
|
delay_1500ms();
|
|
|
|
P1_5 = lightoff;
|
|
delay_1500ms();
|
|
|
|
P1_4 = lightoff;
|
|
delay_1500ms();
|
|
|
|
P1_3 = lightoff;
|
|
delay_1500ms();
|
|
|
|
P1_2 = lightoff;
|
|
delay_1500ms();
|
|
|
|
P1_1 = lightoff;
|
|
delay_1500ms();
|
|
|
|
P1_0 = lightoff;
|
|
} // end of while(1)
|
|
} // end of main()
|
|
|
|
void delay_1500ms() {
|
|
unsigned short kk;
|
|
for (kk = 0; kk < 33000; kk++);
|
|
}
|