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Code Issues Releases Wiki Activity

Improved sensor readings in htu21d component. (#5839)

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This commit is contained in:
matzman666
2023-12-22 07:58:17 +01:00
committed by GitHub
parent bd6fa29f77
commit 676ae6b26e
1 changed files with 38 additions and 29 deletions
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23
esphome/components/htu21d/htu21d.cpp
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@@ -39,12 +39,14 @@ void HTU21DComponent::dump_config() {
LOG_SENSOR(" ", "Humidity", this->humidity_); LOG_SENSOR(" ", "Humidity", this->humidity_);
} }
void HTU21DComponent::update() { void HTU21DComponent::update() {
uint16_t raw_temperature;
if (this->write(&HTU21D_REGISTER_TEMPERATURE, 1) != i2c::ERROR_OK) { if (this->write(&HTU21D_REGISTER_TEMPERATURE, 1) != i2c::ERROR_OK) {
this->status_set_warning(); this->status_set_warning();
return; return;
} }
delay(50); // NOLINT
// According to the datasheet sht21 temperature readings can take up to 85ms
this->set_timeout(85, [this]() {
uint16_t raw_temperature;
if (this->read(reinterpret_cast<uint8_t *>(&raw_temperature), 2) != i2c::ERROR_OK) { if (this->read(reinterpret_cast<uint8_t *>(&raw_temperature), 2) != i2c::ERROR_OK) {
this->status_set_warning(); this->status_set_warning();
return; return;
@@ -53,12 +55,19 @@ void HTU21DComponent::update() {
float temperature = (float(raw_temperature & 0xFFFC)) * 175.72f / 65536.0f - 46.85f; float temperature = (float(raw_temperature & 0xFFFC)) * 175.72f / 65536.0f - 46.85f;
uint16_t raw_humidity; ESP_LOGD(TAG, "Got Temperature=%.1f°C", temperature);
if (this->temperature_ != nullptr)
this->temperature_->publish_state(temperature);
this->status_clear_warning();
if (this->write(&HTU21D_REGISTER_HUMIDITY, 1) != i2c::ERROR_OK) { if (this->write(&HTU21D_REGISTER_HUMIDITY, 1) != i2c::ERROR_OK) {
this->status_set_warning(); this->status_set_warning();
return; return;
} }
delay(50); // NOLINT
this->set_timeout(50, [this]() {
uint16_t raw_humidity;
if (this->read(reinterpret_cast<uint8_t *>(&raw_humidity), 2) != i2c::ERROR_OK) { if (this->read(reinterpret_cast<uint8_t *>(&raw_humidity), 2) != i2c::ERROR_OK) {
this->status_set_warning(); this->status_set_warning();
return; return;
@@ -69,15 +78,15 @@ void HTU21DComponent::update() {
int8_t heater_level = this->get_heater_level(); int8_t heater_level = this->get_heater_level();
ESP_LOGD(TAG, "Got Temperature=%.1f°C Humidity=%.1f%% Heater Level=%d", temperature, humidity, heater_level); ESP_LOGD(TAG, "Got Humidity=%.1f%% Heater Level=%d", humidity, heater_level);
if (this->temperature_ != nullptr)
this->temperature_->publish_state(temperature);
if (this->humidity_ != nullptr) if (this->humidity_ != nullptr)
this->humidity_->publish_state(humidity); this->humidity_->publish_state(humidity);
if (this->heater_ != nullptr) if (this->heater_ != nullptr)
this->heater_->publish_state(heater_level); this->heater_->publish_state(heater_level);
this->status_clear_warning(); this->status_clear_warning();
});
});
} }
bool HTU21DComponent::is_heater_enabled() { bool HTU21DComponent::is_heater_enabled() {