Created
February 20, 2019 06:07
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counter_buzzer
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#include <p89v51rx2.h> | |
sbit buzzer = P0^3; | |
sbit l1 = P3^0; | |
sbit l2 = P3^1; | |
sbit l3 = P3^6; | |
sbit l4 = P3^7; | |
sbit s1 = P3^2; | |
sbit s2 = P3^3; | |
sbit s3 = P3^4; | |
sbit s4 = P3^5; | |
void delay(unsigned int dela){ | |
unsigned int i,j; | |
for(i=0;i<=1000;i++) | |
for(j=0;j<=dela;j++); | |
} | |
void counter_4(){ | |
int count = 0; | |
int tmp; | |
int i; | |
buzzer = 1; | |
l1 = l2 = l3 = l4 = 1; | |
// while(1) | |
// { | |
buzzer = 1; | |
for(i=0;i<16;i++){ | |
delay(150); | |
tmp = i; | |
l4 = !(tmp % 2); | |
tmp /= 2; | |
l3 = !(tmp % 2); | |
tmp /= 2; | |
l2 = !(tmp % 2); | |
tmp /= 2; | |
l1 = !(tmp % 2); | |
tmp /= 2; | |
} | |
buzzer = 0; | |
// } | |
} | |
void counter_3(){ | |
int count = 0; | |
int tmp; | |
int i; | |
buzzer = 1; | |
l2 = l3 = l4 = 1; | |
// while(1) | |
// { | |
buzzer = 1; | |
for(i=0;i<8;i++){ | |
delay(150); | |
tmp = i; | |
l4 = !(tmp % 2); | |
tmp /= 2; | |
l3 = !(tmp % 2); | |
tmp /= 2; | |
l2 = !(tmp % 2); | |
tmp /= 2; | |
} | |
buzzer = 0; | |
// } | |
} | |
void counter_2(){ | |
int count = 0; | |
int tmp; | |
int i; | |
buzzer = 1; | |
l3 = l4 = 1; | |
// while(1) | |
// { | |
buzzer = 1; | |
for(i=0;i<4;i++){ | |
delay(150); | |
tmp = i; | |
l4 = !(tmp % 2); | |
tmp /= 2; | |
l3 = !(tmp % 2); | |
tmp /= 2; | |
} | |
buzzer = 0; | |
// } | |
} | |
void counter_1(){ | |
int count = 0; | |
int tmp; | |
int i; | |
buzzer = 1; | |
l4 = 1; | |
// while(1) | |
// { | |
buzzer = 1; | |
for(i=0;i<2;i++){ | |
delay(150); | |
tmp = i; | |
l4 = !(tmp % 2); | |
tmp /= 2; | |
} | |
buzzer = 0; | |
// } | |
} | |
void main() { | |
while(1){ | |
buzzer = 1; | |
l1 = l2 = l3 = l4 = 1; | |
s1 = s2 = s3 = s4 = 1; | |
if (!s1) | |
counter_1(); | |
else if (!s2) | |
counter_2(); | |
else if (!s3) | |
counter_3(); | |
else if (!s4) | |
counter_4(); | |
delay(150); | |
} | |
} |
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