82 lines
3.2 KiB
C++
82 lines
3.2 KiB
C++
#ifdef USE_ESP32
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#include "esphome/core/log.h"
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#include "internal_temperature.h"
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#if defined(USE_ESP32_VARIANT_ESP32)
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// there is no official API available on the original ESP32
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extern "C" {
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uint8_t temprature_sens_read();
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}
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#elif defined(USE_ESP32_VARIANT_ESP32C2) || defined(USE_ESP32_VARIANT_ESP32C3) || \
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defined(USE_ESP32_VARIANT_ESP32C5) || defined(USE_ESP32_VARIANT_ESP32C6) || defined(USE_ESP32_VARIANT_ESP32C61) || \
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defined(USE_ESP32_VARIANT_ESP32H2) || defined(USE_ESP32_VARIANT_ESP32P4) || defined(USE_ESP32_VARIANT_ESP32S2) || \
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defined(USE_ESP32_VARIANT_ESP32S3)
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#include "driver/temperature_sensor.h"
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#endif // USE_ESP32_VARIANT
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namespace esphome::internal_temperature {
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static const char *const TAG = "internal_temperature.esp32";
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#if defined(USE_ESP32_VARIANT_ESP32C2) || defined(USE_ESP32_VARIANT_ESP32C3) || defined(USE_ESP32_VARIANT_ESP32C5) || \
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defined(USE_ESP32_VARIANT_ESP32C6) || defined(USE_ESP32_VARIANT_ESP32C61) || defined(USE_ESP32_VARIANT_ESP32H2) || \
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defined(USE_ESP32_VARIANT_ESP32P4) || defined(USE_ESP32_VARIANT_ESP32S2) || defined(USE_ESP32_VARIANT_ESP32S3)
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static temperature_sensor_handle_t tsensNew = NULL;
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#endif // USE_ESP32_VARIANT
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void InternalTemperatureSensor::update() {
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float temperature = NAN;
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bool success = false;
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#if defined(USE_ESP32_VARIANT_ESP32)
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uint8_t raw = temprature_sens_read();
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ESP_LOGV(TAG, "Raw temperature value: %d", raw);
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temperature = (raw - 32) / 1.8f;
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success = (raw != 128);
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#elif defined(USE_ESP32_VARIANT_ESP32C2) || defined(USE_ESP32_VARIANT_ESP32C3) || \
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defined(USE_ESP32_VARIANT_ESP32C5) || defined(USE_ESP32_VARIANT_ESP32C6) || defined(USE_ESP32_VARIANT_ESP32C61) || \
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defined(USE_ESP32_VARIANT_ESP32H2) || defined(USE_ESP32_VARIANT_ESP32P4) || defined(USE_ESP32_VARIANT_ESP32S2) || \
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defined(USE_ESP32_VARIANT_ESP32S3)
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esp_err_t result = temperature_sensor_get_celsius(tsensNew, &temperature);
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success = (result == ESP_OK);
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if (!success) {
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ESP_LOGE(TAG, "Reading failed (%d)", result);
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}
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#endif // USE_ESP32_VARIANT
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if (success && std::isfinite(temperature)) {
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this->publish_state(temperature);
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} else {
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ESP_LOGD(TAG, "Ignoring invalid temperature (success=%d, value=%.1f)", success, temperature);
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if (!this->has_state()) {
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this->publish_state(NAN);
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}
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}
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}
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void InternalTemperatureSensor::setup() {
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#if defined(USE_ESP32_VARIANT_ESP32C2) || defined(USE_ESP32_VARIANT_ESP32C3) || defined(USE_ESP32_VARIANT_ESP32C5) || \
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defined(USE_ESP32_VARIANT_ESP32C6) || defined(USE_ESP32_VARIANT_ESP32C61) || defined(USE_ESP32_VARIANT_ESP32H2) || \
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defined(USE_ESP32_VARIANT_ESP32P4) || defined(USE_ESP32_VARIANT_ESP32S2) || defined(USE_ESP32_VARIANT_ESP32S3)
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temperature_sensor_config_t tsens_config = TEMPERATURE_SENSOR_CONFIG_DEFAULT(-10, 80);
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esp_err_t result = temperature_sensor_install(&tsens_config, &tsensNew);
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if (result != ESP_OK) {
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ESP_LOGE(TAG, "Install failed (%d)", result);
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this->mark_failed();
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return;
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}
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result = temperature_sensor_enable(tsensNew);
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if (result != ESP_OK) {
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ESP_LOGE(TAG, "Enabling failed (%d)", result);
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this->mark_failed();
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return;
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}
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#endif // USE_ESP32_VARIANT
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}
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} // namespace esphome::internal_temperature
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#endif // USE_ESP32
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