//! initialize ADC_ converter
void ADC_init(void)
{
sbi(ADCSR, ADEN); // enable ADC (turn on ADC power)
cbi(ADCSR, ADFR); // default to single sample convert mode
ADC_set_prescaler(ADC_PRESCALE); // set default prescaler
ADC_set_reference(ADC_REFERENCE); // set default reference
cbi(ADMUX, ADLAR); // set to right-adjusted result
sbi(ADCSR, ADIE); // enable ADC interrupts
ADC_complete_flag = 0; // clear conversion complete flag
sei(); // turn on interrupts (if not already on)
}
int main(int argc, char **argv)
{
initialize();
clear_array();
PORTE = 0;
ADC_enable();
ADC_set_channel(ADC_MUX_ADC5);
ADC_set_prescaler(ADC_PRESCALER_128);
ADC_start();
while(1){
set_array_red(read_ADC(ADC_MUX_ADC5));
}
}