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analog: declare aref variable only if used #435

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Merged
merged 1 commit into from
Feb 18, 2025
Merged

analog: declare aref variable only if used #435

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5 changes: 4 additions & 1 deletion cores/arduino/analog.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -558,7 +558,10 @@ void analogReference(uint8_t mode) {
R_ADC_Open(&adc1.ctrl, &adc1.cfg);
}

#if defined(AVCC_MEASURE_PIN)
static float aref = 0;
#endif

float analogReference() {
switch (adc.cfg_extend.adc_vref_control) {
case ADC_VREF_CONTROL_1_5V_OUTPUT:
Expand Down Expand Up @@ -817,4 +820,4 @@ void analogWrite(pin_size_t pinNumber, int value)

FspTimer* __get_timer_for_channel(int channel) {
return pwms.get_from_channel(channel)->get_timer();
}
}
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