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oscgonfer
b7ec5cd35a
* Make ReClockI2C API class * Use new API in AirQualityTelemetry module * Minor changes on some logs
68 lines
2.3 KiB
C++
68 lines
2.3 KiB
C++
#include "configuration.h"
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#if !MESHTASTIC_EXCLUDE_AIR_QUALITY_SENSOR && __has_include(<SensirionI2cScd4x.h>)
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#include "../detect/ReClockI2C.h"
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#include "../mesh/generated/meshtastic/telemetry.pb.h"
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#include "RTC.h"
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#include "TelemetrySensor.h"
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#include <SensirionI2cScd4x.h>
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// Max speed 400kHz
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#define SCD4X_I2C_CLOCK_SPEED 400000
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#define SCD4X_WARMUP_MS 5000
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class SCD4XSensor : public TelemetrySensor
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{
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private:
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SensirionI2cScd4x scd4x;
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TwoWire *_bus{};
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uint8_t _address{};
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#ifdef SCD4X_I2C_CLOCK_SPEED
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ScanI2C::I2CPort _port = ScanI2C::I2CPort::NO_I2C;
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ReClockI2C reClockI2C;
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#endif
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bool performFRC(uint32_t targetCO2);
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bool setASCBaseline(uint32_t targetCO2);
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bool getASC(uint16_t &ascEnabled);
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bool setASC(bool ascEnabled);
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bool setTemperature(float tempReference);
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bool getAltitude(uint16_t &altitude);
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bool setAltitude(uint32_t altitude);
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bool getAmbientPressure(uint32_t &ambientPressure);
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bool setAmbientPressure(uint32_t ambientPressure);
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bool factoryReset();
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bool setPowerMode(bool _lowPower);
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bool startMeasurement();
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bool stopMeasurement();
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uint16_t ascActive = 1;
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// low power measurement mode (on sensirion side). Disables sleep mode
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// Improvement and testing needed for timings
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bool lowPower = true;
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uint32_t co2MeasureStarted = 0;
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public:
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SCD4XSensor();
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virtual bool getMetrics(meshtastic_Telemetry *measurement) override;
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virtual bool initDevice(TwoWire *bus, ScanI2C::FoundDevice *dev) override;
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enum SCD4XState { SCD4X_OFF, SCD4X_IDLE, SCD4X_MEASUREMENT };
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SCD4XState state = SCD4X_OFF;
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SCD4xSensorVariant sensorVariant{};
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virtual bool isActive() override;
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virtual void sleep() override; // Stops measurement (measurement -> idle)
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virtual uint32_t wakeUp() override; // Starts measurement (idle -> measurement)
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bool powerDown(); // Powers down sensor (idle -> power-off)
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bool powerUp(); // Powers the sensor (power-off -> idle)
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virtual bool canSleep() override;
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virtual int32_t wakeUpTimeMs() override;
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virtual int32_t pendingForReadyMs() override;
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AdminMessageHandleResult handleAdminMessage(const meshtastic_MeshPacket &mp, meshtastic_AdminMessage *request,
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meshtastic_AdminMessage *response) override;
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};
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#endif |