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Code Issues Releases Wiki Activity

Swap ADC back to use 'int' because C3 (#5151)

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This commit is contained in:
Keith Burzinski
2023-07-30 16:19:06 -05:00
committed by GitHub
parent 08a41d9bd6
commit 56630bb717
3 changed files with 14 additions and 6 deletions
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10
esphome/components/adc/adc_sensor.cpp
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@@ -32,8 +32,8 @@ static const int32_t SOC_ADC_RTC_MAX_BITWIDTH = 12;
#endif #endif
#endif #endif
static const int32_t ADC_MAX = (1 << SOC_ADC_RTC_MAX_BITWIDTH) - 1; // 4095 (12 bit) or 8191 (13 bit) static const int ADC_MAX = (1 << SOC_ADC_RTC_MAX_BITWIDTH) - 1; // 4095 (12 bit) or 8191 (13 bit)
static const int32_t ADC_HALF = (1 << SOC_ADC_RTC_MAX_BITWIDTH) >> 1; // 2048 (12 bit) or 4096 (13 bit) static const int ADC_HALF = (1 << SOC_ADC_RTC_MAX_BITWIDTH) >> 1; // 2048 (12 bit) or 4096 (13 bit)
#endif #endif
#ifdef USE_RP2040 #ifdef USE_RP2040
@@ -59,7 +59,7 @@ extern "C"
} }
// load characteristics for each attenuation // load characteristics for each attenuation
for (int32_t i = 0; i < (int32_t) ADC_ATTEN_MAX; i++) { for (int32_t i = 0; i <= ADC_ATTEN_DB_11; i++) {
auto adc_unit = channel1_ != ADC1_CHANNEL_MAX ? ADC_UNIT_1 : ADC_UNIT_2; auto adc_unit = channel1_ != ADC1_CHANNEL_MAX ? ADC_UNIT_1 : ADC_UNIT_2;
auto cal_value = esp_adc_cal_characterize(adc_unit, (adc_atten_t) i, ADC_WIDTH_MAX_SOC_BITS, auto cal_value = esp_adc_cal_characterize(adc_unit, (adc_atten_t) i, ADC_WIDTH_MAX_SOC_BITS,
1100, // default vref 1100, // default vref
@@ -157,7 +157,7 @@ float ADCSensor::sample() {
#ifdef USE_ESP32 #ifdef USE_ESP32
float ADCSensor::sample() { float ADCSensor::sample() {
if (!autorange_) { if (!autorange_) {
int32_t raw = -1; int raw = -1;
if (channel1_ != ADC1_CHANNEL_MAX) { if (channel1_ != ADC1_CHANNEL_MAX) {
raw = adc1_get_raw(channel1_); raw = adc1_get_raw(channel1_);
} else if (channel2_ != ADC2_CHANNEL_MAX) { } else if (channel2_ != ADC2_CHANNEL_MAX) {
@@ -174,7 +174,7 @@ float ADCSensor::sample() {
return mv / 1000.0f; return mv / 1000.0f;
} }
int32_t raw11 = ADC_MAX, raw6 = ADC_MAX, raw2 = ADC_MAX, raw0 = ADC_MAX; int raw11 = ADC_MAX, raw6 = ADC_MAX, raw2 = ADC_MAX, raw0 = ADC_MAX;
if (channel1_ != ADC1_CHANNEL_MAX) { if (channel1_ != ADC1_CHANNEL_MAX) {
adc1_config_channel_atten(channel1_, ADC_ATTEN_DB_11); adc1_config_channel_atten(channel1_, ADC_ATTEN_DB_11);

2
esphome/components/adc/adc_sensor.h
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@@ -62,7 +62,7 @@ class ADCSensor : public sensor::Sensor, public PollingComponent, public voltage
adc1_channel_t channel1_{ADC1_CHANNEL_MAX}; adc1_channel_t channel1_{ADC1_CHANNEL_MAX};
adc2_channel_t channel2_{ADC2_CHANNEL_MAX}; adc2_channel_t channel2_{ADC2_CHANNEL_MAX};
bool autorange_{false}; bool autorange_{false};
esp_adc_cal_characteristics_t cal_characteristics_[(int32_t) ADC_ATTEN_MAX] = {}; esp_adc_cal_characteristics_t cal_characteristics_[ADC_ATTEN_MAX] = {};
#endif #endif
}; };

8
tests/test7.yaml
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@@ -31,3 +31,11 @@ logger:
http_request: http_request:
useragent: esphome/tagreader useragent: esphome/tagreader
timeout: 10s timeout: 10s
sensor:
- platform: adc
id: adc_sensor_p4
name: ADC pin 4
pin: 4
attenuation: 11db
update_interval: 1s