42 lines
1.0 KiB
C++
42 lines
1.0 KiB
C++
#ifdef USE_BK72XX
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#include "esphome/core/log.h"
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#include "internal_temperature.h"
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extern "C" {
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uint32_t temp_single_get_current_temperature(uint32_t *temp_value);
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}
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namespace esphome::internal_temperature {
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static const char *const TAG = "internal_temperature.bk72xx";
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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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uint32_t raw, result;
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result = temp_single_get_current_temperature(&raw);
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success = (result == 0);
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#if defined(USE_LIBRETINY_VARIANT_BK7231N)
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temperature = raw * -0.38f + 156.0f;
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#elif defined(USE_LIBRETINY_VARIANT_BK7231T)
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temperature = raw * 0.04f;
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#else // USE_LIBRETINY_VARIANT
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temperature = raw * 0.128f;
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#endif // USE_LIBRETINY_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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} // namespace esphome::internal_temperature
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#endif // USE_BK72XX
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