firmware/src/modules/Telemetry/Sensor/SHT4XSensor.cpp
2024-05-10 07:13:12 -05:00

63 lines
1.6 KiB
C++

#include "configuration.h"
#if !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR
#include "../mesh/generated/meshtastic/telemetry.pb.h"
#include "SHT4XSensor.h"
#include "TelemetrySensor.h"
#include <SensirionI2cSht4x.h>
// macro definitions
// make sure that we use the proper definition of NO_ERROR
#ifdef NO_ERROR
#undef NO_ERROR
#endif
#define NO_ERROR 0
static char errorMessage[64];
static int16_t error;
SHT4XSensor::SHT4XSensor() : TelemetrySensor(meshtastic_TelemetrySensorType_SHT4X, "SHT4X") {}
int32_t SHT4XSensor::runOnce()
{
LOG_INFO("Init sensor: %s\n", sensorName);
if (!hasSensor()) {
return DEFAULT_SENSOR_MINIMUM_WAIT_TIME_BETWEEN_READS;
}
uint32_t serialNumber = 0;
sht4x.begin(*nodeTelemetrySensorsMap[sensorType].second, 0x44);
error = sht4x.serialNumber(serialNumber);
LOG_DEBUG("serialNumber : %x\n", serialNumber);
if (error != NO_ERROR) {
LOG_DEBUG("Error trying to execute serialNumber(): ");
errorToString(error, errorMessage, sizeof errorMessage);
LOG_DEBUG(errorMessage);
status = 0;
} else {
status = 1;
}
return initI2CSensor();
}
void SHT4XSensor::setup()
{
// Set up oversampling and filter initialization
}
bool SHT4XSensor::getMetrics(meshtastic_Telemetry *measurement)
{
float aTemperature = 0.0;
float aHumidity = 0.0;
sht4x.measureLowestPrecision(aTemperature, aHumidity);
measurement->variant.environment_metrics.temperature = aTemperature;
measurement->variant.environment_metrics.relative_humidity = aHumidity;
return true;
}
#endif