Disable input buffer for ADC

pull/6/head
tmk 10 years ago
parent de29f986a7
commit 825be9d121

@ -21,6 +21,10 @@ void battery_init(void)
ADMUX = (1<<REFS1) | (1<<REFS0);
ADCSRA = (1<<ADPS2) | (1<<ADPS1) | (1<<ADPS0);
ADCSRA |= (1<<ADEN);
// digital input buffer disable(24.9.5)
DIDR0 = (1<<ADC0D) | (1<<ADC4D) | (1<<ADC5D) | (1<<ADC7D);
DIDR1 = (1<<AIN0D);
DIDR2 = (1<<ADC8D) | (1<<ADC9D) | (1<<ADC11D) | (1<<ADC12D) | (1<<ADC13D);
// ADC disable voltate divider(PF4)
DDRF |= (1<<4);

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