BM Dept., Govt. Engg. College, Gandhinagar Page 27
B. Execute following C program in Keil and measure frequency of the square wave.
# include <reg51.h>
sbit wave_pin P1^0;
void sqdelay(unsigned int);
void main(void)
{
while(1)
{
wave_pin=1;
sqdelay(100);
wave_pin=0;
sqdelay(100);
}
}
void sqdelay(unsigned int t)
{
unsigned int i,j;
for(i=0;i<t;i++)
for(j=0;j<1000;j++);
}
Draw waveform (show on time and off time)
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