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Code Issues Releases Wiki Activity

Initial ESP32-C3-DevKitM-1 board support (#2062)

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Co-authored-by: Stijn Tintel <stijn@linux-ipv6.be>
This commit is contained in:
Stefan Agner
2021-07-26 11:10:56 +02:00
committed by GitHub
parent 159744e09e
commit d9f09a7523
10 changed files with 984 additions and 887 deletions
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38
esphome/components/adc/adc_sensor.cpp
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@@ -14,6 +14,7 @@ static const char *const TAG = "adc";
void ADCSensor::set_attenuation(adc_atten_t attenuation) { this->attenuation_ = attenuation; }
inline adc1_channel_t gpio_to_adc1(uint8_t pin) {
#if CONFIG_IDF_TARGET_ESP32
switch (pin) {
case 36:
return ADC1_CHANNEL_0;
@@ -34,6 +35,22 @@ inline adc1_channel_t gpio_to_adc1(uint8_t pin) {
default:
return ADC1_CHANNEL_MAX;
}
#elif CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32H2
switch (pin) {
case 0:
return ADC1_CHANNEL_0;
case 1:
return ADC1_CHANNEL_1;
case 2:
return ADC1_CHANNEL_2;
case 3:
return ADC1_CHANNEL_3;
case 4:
return ADC1_CHANNEL_4;
default:
return ADC1_CHANNEL_MAX;
}
#endif
}
#endif
@@ -46,8 +63,10 @@ void ADCSensor::setup() {
#ifdef ARDUINO_ARCH_ESP32
adc1_config_channel_atten(gpio_to_adc1(pin_), attenuation_);
adc1_config_width(ADC_WIDTH_BIT_12);
#if !CONFIG_IDF_TARGET_ESP32C3 && !CONFIG_IDF_TARGET_ESP32H2
adc_gpio_init(ADC_UNIT_1, (adc_channel_t) gpio_to_adc1(pin_));
#endif
#endif
}
void ADCSensor::dump_config() {
LOG_SENSOR("", "ADC Sensor", this);
@@ -89,6 +108,7 @@ float ADCSensor::sample() {
#ifdef ARDUINO_ARCH_ESP32
int raw = adc1_get_raw(gpio_to_adc1(pin_));
float value_v = raw / 4095.0f;
#if CONFIG_IDF_TARGET_ESP32
switch (this->attenuation_) {
case ADC_ATTEN_DB_0:
value_v *= 1.1;
@@ -105,6 +125,24 @@ float ADCSensor::sample() {
default: // This is to satisfy the unused ADC_ATTEN_MAX
break;
}
#elif CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32H2
switch (this->attenuation_) {
case ADC_ATTEN_DB_0:
value_v *= 0.84;
break;
case ADC_ATTEN_DB_2_5:
value_v *= 1.13;
break;
case ADC_ATTEN_DB_6:
value_v *= 1.56;
break;
case ADC_ATTEN_DB_11:
value_v *= 3.0;
break;
default: // This is to satisfy the unused ADC_ATTEN_MAX
break;
}
#endif
return value_v;
#endif