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Code Issues Releases Wiki Activity

Remove floating point ops from the ISR (#2751)

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Co-authored-by: Samuel Sieb <samuel@sieb.net>
This commit is contained in:
Samuel Sieb
2021-11-21 15:11:36 -08:00
committed by Jesse Hills
parent 3a72dd5cb6
commit 980b7cda8f
2 changed files with 28 additions and 20 deletions
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40
esphome/components/zyaura/zyaura.cpp
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@@ -57,38 +57,46 @@ void IRAM_ATTR ZaSensorStore::interrupt(ZaSensorStore *arg) {
void IRAM_ATTR ZaSensorStore::set_data_(ZaMessage *message) {
switch (message->type) {
case HUMIDITY:
this->humidity = (message->value > 10000) ? NAN : (message->value / 100.0f);
this->humidity = message->value;
break;
case TEMPERATURE:
this->temperature = (message->value > 5970) ? NAN : (message->value / 16.0f - 273.15f);
this->temperature = message->value;
break;
case CO2:
this->co2 = (message->value > 10000) ? NAN : message->value;
break;
default:
this->co2 = message->value;
break;
}
}
bool ZyAuraSensor::publish_state_(sensor::Sensor *sensor, float *value) {
// Sensor doesn't added to configuration
bool ZyAuraSensor::publish_state_(ZaDataType data_type, sensor::Sensor *sensor, uint16_t *data_value) {
// Sensor wasn't added to configuration
if (sensor == nullptr) {
return true;
}
sensor->publish_state(*value);
float value = NAN;
switch (data_type) {
case HUMIDITY:
value = (*data_value > 10000) ? NAN : (*data_value / 100.0f);
break;
case TEMPERATURE:
value = (*data_value > 5970) ? NAN : (*data_value / 16.0f - 273.15f);
break;
case CO2:
value = (*data_value > 10000) ? NAN : *data_value;
break;
}
sensor->publish_state(value);
// Sensor reported wrong value
if (std::isnan(*value)) {
if (std::isnan(value)) {
ESP_LOGW(TAG, "Sensor reported invalid data. Is the update interval too small?");
this->status_set_warning();
return false;
}
*value = NAN;
*data_value = -1;
return true;
}
@@ -104,9 +112,9 @@ void ZyAuraSensor::dump_config() {
}
void ZyAuraSensor::update() {
bool co2_result = this->publish_state_(this->co2_sensor_, &this->store_.co2);
bool temperature_result = this->publish_state_(this->temperature_sensor_, &this->store_.temperature);
bool humidity_result = this->publish_state_(this->humidity_sensor_, &this->store_.humidity);
bool co2_result = this->publish_state_(CO2, this->co2_sensor_, &this->store_.co2);
bool temperature_result = this->publish_state_(TEMPERATURE, this->temperature_sensor_, &this->store_.temperature);
bool humidity_result = this->publish_state_(HUMIDITY, this->humidity_sensor_, &this->store_.humidity);
if (co2_result && temperature_result && humidity_result) {
this->status_clear_warning();

8
esphome/components/zyaura/zyaura.h
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@@ -42,9 +42,9 @@ class ZaDataProcessor {
class ZaSensorStore {
public:
float co2 = NAN;
float temperature = NAN;
float humidity = NAN;
uint16_t co2 = -1;
uint16_t temperature = -1;
uint16_t humidity = -1;
void setup(InternalGPIOPin *pin_clock, InternalGPIOPin *pin_data);
static void interrupt(ZaSensorStore *arg);
@@ -79,7 +79,7 @@ class ZyAuraSensor : public PollingComponent {
sensor::Sensor *temperature_sensor_{nullptr};
sensor::Sensor *humidity_sensor_{nullptr};
bool publish_state_(sensor::Sensor *sensor, float *value);
bool publish_state_(ZaDataType data_type, sensor::Sensor *sensor, uint16_t *data_value);
};
} // namespace zyaura