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