// MCU BASIC: https://www.basic4mcu.com
// DateTime : 2019-05-11 오후 4:05:30
// by Ok-Hyun Park
//
#include <mega128.h>
#include <delay.h>
//
void main(){
  int adc_val;
  // 
  PORTB.4=1;  DDRB=0x10;   // PB4(OC0)// PA0,미세먼지센서 내부 LED OFF
  DDRC=0xFF;               // 모터드라이버 제어 포트C
  PORTG=0xFF; DDRG=0x03;   // led
  ADMUX=0xC0; ADCSRA=0x95; // ADC 플래그 clear,1/32분주
  SREG=0x80;
  while(1){
    PORTB.4=0;    delay_us(280);         // PA0,LED ON
    ADCSRA|=0x50; while(!(ADCSRA&0x10)); // ADC 플래그 체크(변환완료 대기),26us
    adc_val=ADCW; delay_us(14);
    PORTB.4=1; // PA0,LED OFF
    if(adcValue>300){ PORTG=0x00; PORTC=0x0F; } // 300보다 크면 LED 꺼짐,창문 닫힘  
    else            { PORTG=0xFF; PORTC=0xF0; } // LED켜짐 // 창문 열림
    delay_ms(1000);
  }
}
 
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