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fix ADC 13 bit width for esp32s2 #8

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Merged
ladyada merged 1 commit into from
Mar 31, 2021
Merged

fix ADC 13 bit width for esp32s2 #8

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6 changes: 6 additions & 0 deletions cores/esp32/esp32-hal-adc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,13 @@ static uint8_t __analogVRefPin = 0;
#endif

static uint8_t __analogAttenuation = 3;//11db

#if CONFIG_IDF_TARGET_ESP32
static uint8_t __analogWidth = 3;//12 bits
#elif CONFIG_IDF_TARGET_ESP32S2
static uint8_t __analogWidth = 4;//13 bits
#endif

static uint8_t __analogClockDiv = 1;

void __analogSetClockDiv(uint8_t clockDiv){
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