void main() {
TRISA.F1=1;
TRISB.F0=0;
TRISB.F1=0;
PORTB=1;
while(1) {
if(PORTA.F0==0){
while(PORTA.F0==0) {}
PORTB=~PORTB;
}
}
}

PORTB=1;

PORTB=64;

void main() {
TRISA.F1=1;
TRISB.F6=0;
TRISB.F7=0;
PORTB=64;
while(1) {
if(PORTA.F0==0){
Delay_ms(150);
while(PORTA.F0==0) {}
PORTB=~PORTB;
}
}
}