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e61bd84116
* Send local stats telemetry to phone every 10 minutes * Add debug log and bump to 15 minutes * Tronk * Explicit has_ optional
68 lines
2.0 KiB
C++
68 lines
2.0 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 "TelemetrySensor.h"
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#include "VEML7700Sensor.h"
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#include <Adafruit_VEML7700.h>
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#include <typeinfo>
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VEML7700Sensor::VEML7700Sensor() : TelemetrySensor(meshtastic_TelemetrySensorType_VEML7700, "VEML7700") {}
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int32_t VEML7700Sensor::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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status = veml7700.begin(nodeTelemetrySensorsMap[sensorType].second);
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veml7700.setLowThreshold(10000);
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veml7700.setHighThreshold(20000);
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veml7700.interruptEnable(true);
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return initI2CSensor();
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}
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void VEML7700Sensor::setup() {}
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/*!
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* @brief Copmute lux from ALS reading.
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* @param rawALS raw ALS register value
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* @param corrected if true, apply non-linear correction
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* @return lux value
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*/
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float VEML7700Sensor::computeLux(uint16_t rawALS, bool corrected)
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{
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float lux = getResolution() * rawALS;
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if (corrected)
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lux = (((6.0135e-13 * lux - 9.3924e-9) * lux + 8.1488e-5) * lux + 1.0023) * lux;
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return lux;
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}
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/*!
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* @brief Determines resolution for current gain and integration time
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* settings.
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*/
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float VEML7700Sensor::getResolution(void)
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{
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return MAX_RES * (IT_MAX / veml7700.getIntegrationTimeValue()) * (GAIN_MAX / veml7700.getGainValue());
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}
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bool VEML7700Sensor::getMetrics(meshtastic_Telemetry *measurement)
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{
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measurement->variant.environment_metrics.has_lux = true;
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measurement->variant.environment_metrics.has_white_lux = true;
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int16_t white;
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measurement->variant.environment_metrics.lux = veml7700.readLux(VEML_LUX_AUTO);
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white = veml7700.readWhite(true);
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measurement->variant.environment_metrics.white_lux = computeLux(white, white > 100);
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LOG_INFO("white lux %f, als lux %f\n", measurement->variant.environment_metrics.white_lux,
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measurement->variant.environment_metrics.lux);
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return true;
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}
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#endif |