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Fix compile warning in SCD30

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Otto Winter 2019-10-19 16:17:01 +02:00
parent 783b179af7
commit 869775ec7a
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1 changed files with 13 additions and 7 deletions
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20
esphome/components/scd30/scd30.cpp
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@ -99,22 +99,28 @@ void SCD30Component::update() {
this->status_set_warning();
return;
}
union uint32_float_t {
uint32_t uint32;
float value;
};
uint32_t temp_c_o2_u32 = (((uint32_t(raw_data[0])) << 16) | (uint32_t(raw_data[1])));
float co2 = *reinterpret_cast<float *>(&temp_c_o2_u32);
uint32_float_t co2{.uint32 = temp_c_o2_u32};
uint32_t temp_temp_u32 = (((uint32_t(raw_data[2])) << 16) | (uint32_t(raw_data[3])));
float temperature = *reinterpret_cast<float *>(&temp_temp_u32);
uint32_float_t temperature{.uint32 = temp_temp_u32};
uint32_t temp_hum_u32 = (((uint32_t(raw_data[4])) << 16) | (uint32_t(raw_data[5])));
float humidity = *reinterpret_cast<float *>(&temp_hum_u32);
uint32_float_t humidity{.uint32 = temp_hum_u32};
ESP_LOGD(TAG, "Got CO2=%.2fppm temperature=%.2f°C humidity=%.2f%%", co2, temperature, humidity);
ESP_LOGD(TAG, "Got CO2=%.2fppm temperature=%.2f°C humidity=%.2f%%",
co2.value, temperature.value, humidity.value);
if (this->co2_sensor_ != nullptr)
this->co2_sensor_->publish_state(co2);
this->co2_sensor_->publish_state(co2.value);
if (this->temperature_sensor_ != nullptr)
this->temperature_sensor_->publish_state(temperature);
this->temperature_sensor_->publish_state(temperature.value);
if (this->humidity_sensor_ != nullptr)
this->humidity_sensor_->publish_state(humidity);
this->humidity_sensor_->publish_state(humidity.value);
this->status_clear_warning();
});