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A more natural fix for #2249

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This commit is contained in:
Michał Wróbel
2015-05-03 15:16:49 +02:00
parent 2d6933d5ec
commit 4bab22f797
1 changed files with 5 additions and 4 deletions
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radio/src/targets/common_avr/adc_driver.cpp
+5 -4
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@@ -49,11 +49,12 @@ void adcInit()
void adcPrepareBandgap()
{
#if defined(CPUM2560) && !defined(PCBMEGA2560)
ADCSRB &= ~(1<<MUX5); // For PCB V4, use our own 1.2V, external reference (connected to ADC3)
#endif
#if defined(CPUM2560)
// #if structure identical to the one in getADC_bandgap()
#if defined(PCBGRUVIN9X)
// For PCB V4, use our own 1.2V, external reference (connected to ADC3)
ADCSRB &= ~(1<<MUX5);
ADMUX = 0x03|ADC_VREF_TYPE; // Switch MUX to internal reference
#elif defined(PCBMEGA2560)
#else
ADMUX = 0x1E|ADC_VREF_TYPE; // Switch MUX to internal reference
#endif