ADC_module.h

#define START_ADC  ADCSRA |= (1<<ADSC)
#define ENABLE_ADC ADCSRA |= (1<<ADEN)

#define SET_BIT(PORT,PIN)  PORT |= (1<<PIN)
#define CLR_BIT(PORT,PIN)  PORT &= ~(1<<PIN)

void ADC_init();
uint16_t READ_ADC(uint8_t adcx);