Jonathan SwobodaandClaude Opus 4.6
0469612d07
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
#include "hte501.h"
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#include "esphome/core/helpers.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace hte501 {
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static const char *const TAG = "hte501";
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static constexpr size_t HTE501_SERIAL_NUMBER_SIZE = 7;
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void HTE501Component::setup() {
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uint8_t address[] = {0x70, 0x29};
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uint8_t identification[9];
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this->write_read(address, sizeof address, identification, sizeof identification);
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if (identification[8] != crc8(identification, 8, 0xFF, 0x31, true)) {
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this->error_code_ = CRC_CHECK_FAILED;
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this->mark_failed();
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return;
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}
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#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
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char serial_hex[format_hex_size(HTE501_SERIAL_NUMBER_SIZE)];
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#endif
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ESP_LOGV(TAG, " Serial Number: 0x%s", format_hex_to(serial_hex, identification, HTE501_SERIAL_NUMBER_SIZE));
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}
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void HTE501Component::dump_config() {
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ESP_LOGCONFIG(TAG, "HTE501:");
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LOG_I2C_DEVICE(this);
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switch (this->error_code_) {
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case COMMUNICATION_FAILED:
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ESP_LOGE(TAG, ESP_LOG_MSG_COMM_FAIL);
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break;
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case CRC_CHECK_FAILED:
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ESP_LOGE(TAG, "The crc check failed");
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break;
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case NONE:
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default:
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break;
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}
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LOG_UPDATE_INTERVAL(this);
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LOG_SENSOR(" ", "Temperature", this->temperature_sensor_);
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LOG_SENSOR(" ", "Humidity", this->humidity_sensor_);
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}
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void HTE501Component::update() {
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uint8_t address_1[] = {0x2C, 0x1B};
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this->write(address_1, 2);
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this->set_timeout(50, [this]() {
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uint8_t i2c_response[6];
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this->read(i2c_response, 6);
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if (i2c_response[2] != crc8(i2c_response, 2, 0xFF, 0x31, true) ||
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i2c_response[5] != crc8(i2c_response + 3, 2, 0xFF, 0x31, true)) {
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this->error_code_ = CRC_CHECK_FAILED;
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this->status_set_warning();
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return;
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}
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float temperature = (float) encode_uint16(i2c_response[0], i2c_response[1]);
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if (temperature > 55536) {
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temperature = (temperature - 65536) / 100;
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} else {
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temperature = temperature / 100;
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}
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float humidity = ((float) encode_uint16(i2c_response[3], i2c_response[4])) / 100.0f;
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ESP_LOGD(TAG, "Got temperature=%.2f°C humidity=%.2f%%", temperature, humidity);
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if (this->temperature_sensor_ != nullptr)
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this->temperature_sensor_->publish_state(temperature);
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if (this->humidity_sensor_ != nullptr)
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this->humidity_sensor_->publish_state(humidity);
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this->status_clear_warning();
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});
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}
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} // namespace hte501
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} // namespace esphome
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