@ -156,7 +156,7 @@ ISR(DMA_CH0_vect){
ADCA.CTRLB = 0; // stop ADC
uint8_t old_pin = pin;
pin=(pin+1)%1;
pin=(pin+1)%9;
ADCA.CH0.MUXCTRL = pin << ADC_CH_MUXPOS_gp; // give MUX time to switch during averaging
float temp = avrg(adc_buffer, AVRG);