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delay_ms(100);
EIFR = 0xff;
rx=100;
}

void windowopen(){
PORTA.3 = 1;
PORTA.4 = 0;
PORTA.5 = 0;
PORTA.6 = 1;
delay_ms(4000);
PORTA.3 = 0;
PORTA.6 = 0;
delay_ms(1000);
delay_ms(100);
EIFR = 0xff;
}

void windowclose(){
PORTA.3 = 0;
PORTA.4 = 1;
PORTA.5 = 1;
PORTA.6 = 0;
delay_ms(4000);
PORTA.4 = 0;
PORTA.5 = 0;
delay_ms(1000);
delay_ms(100);
EIFR = 0xff;
}
void window(){
windownum++;
if(windownum%2==1){
windowopen();
}
else if(windownum%2==0) {
windowclose();
}
rx=100;
delay_ms(100);
EIFR = 0xff;
}

void fan() {
fannum++;

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