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[SCD30] Disable negative temperature offset (#4850)

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Ryan DeShone 2023-06-28 19:42:39 -04:00 committed by GitHub
parent ac5246e21d
commit 807621402d
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 16 additions and 8 deletions
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11
esphome/components/scd30/scd30.cpp
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@ -42,14 +42,19 @@ void SCD30Component::setup() {
ESP_LOGD(TAG, "SCD30 Firmware v%0d.%02d", (uint16_t(raw_firmware_version[0]) >> 8),
uint16_t(raw_firmware_version[0] & 0xFF));
if (this->temperature_offset_ != 0) {
if (!this->write_command(SCD30_CMD_TEMPERATURE_OFFSET, (uint16_t) (temperature_offset_ * 100.0))) {
uint16_t temp_offset;
if (this->temperature_offset_ > 0) {
temp_offset = (this->temperature_offset_ * 100);
} else {
temp_offset = 0;
}
if (!this->write_command(SCD30_CMD_TEMPERATURE_OFFSET, temp_offset)) {
ESP_LOGE(TAG, "Sensor SCD30 error setting temperature offset.");
this->error_code_ = MEASUREMENT_INIT_FAILED;
this->mark_failed();
return;
}
}
#ifdef USE_ESP32
// According ESP32 clock stretching is typically 30ms and up to 150ms "due to
// internal calibration processes". The I2C peripheral only supports 13ms (at

5
esphome/components/scd30/sensor.py
View file

@ -68,7 +68,10 @@ CONFIG_SCHEMA = (
cv.int_range(min=0, max=0xFFFF, max_included=False),
),
cv.Optional(CONF_AMBIENT_PRESSURE_COMPENSATION, default=0): cv.pressure,
cv.Optional(CONF_TEMPERATURE_OFFSET): cv.temperature,
cv.Optional(CONF_TEMPERATURE_OFFSET): cv.All(
cv.temperature,
cv.float_range(min=0, max=655.35),
),
cv.Optional(CONF_UPDATE_INTERVAL, default="60s"): cv.All(
cv.positive_time_period_seconds,
cv.Range(