Description
The switch is a component that connects two points in a circuit when you press it.

LED turns on when you press the button.
Hardware Required
- Push Button.
- Pic16f877a MicroController.
Circuit

Virtual Circuit

Code
void main() { TRISB.F1=1; TRISB.F0=0; do { if(PORTB.F1==1) { PORTA.F0=1; Delay_ms(1000); } else { PORTA.F0=0; } } while(1); }