diff --git a/platformio.ini b/platformio.ini
index c6efc740d..ca41a8021 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -130,6 +130,7 @@ lib_deps =
adafruit/Adafruit PM25 AQI Sensor@^1.0.6
adafruit/Adafruit MPU6050@^2.2.4
adafruit/Adafruit LIS3DH@^1.2.4
+ adafruit/Adafruit AHTX0@^2.0.5
lewisxhe/SensorLib@^0.2.0
adafruit/Adafruit LSM6DS@^4.7.2
mprograms/QMC5883LCompass@^1.2.0
diff --git a/src/configuration.h b/src/configuration.h
index 858f3167e..daaf1a720 100644
--- a/src/configuration.h
+++ b/src/configuration.h
@@ -128,6 +128,7 @@ along with this program. If not, see .
#define LPS22HB_ADDR_ALT 0x5D
#define SHT31_4x_ADDR 0x44
#define PMSA0031_ADDR 0x12
+#define AHT10_ADDR 0x38
#define RCWL9620_ADDR 0x57
#define VEML7700_ADDR 0x10
diff --git a/src/detect/ScanI2C.h b/src/detect/ScanI2C.h
index 6c01b9100..67e228791 100644
--- a/src/detect/ScanI2C.h
+++ b/src/detect/ScanI2C.h
@@ -45,6 +45,7 @@ class ScanI2C
VEML7700,
RCWL9620,
NCP5623,
+ AHT10
} DeviceType;
// typedef uint8_t DeviceAddress;
diff --git a/src/detect/ScanI2CTwoWire.cpp b/src/detect/ScanI2CTwoWire.cpp
index 7828dfb58..d46497d09 100644
--- a/src/detect/ScanI2CTwoWire.cpp
+++ b/src/detect/ScanI2CTwoWire.cpp
@@ -256,7 +256,12 @@ void ScanI2CTwoWire::scanPort(I2CPort port)
type = BMP_280;
}
break;
-
+#ifndef HAS_NCP5623
+ case AHT10_ADDR:
+ LOG_INFO("AHT10 sensor found at address 0x%x\n", (uint8_t)addr.address);
+ type = AHT10;
+ break;
+#endif
case INA_ADDR:
case INA_ADDR_ALTERNATE:
case INA_ADDR_WAVESHARE_UPS:
@@ -369,4 +374,4 @@ TwoWire *ScanI2CTwoWire::fetchI2CBus(ScanI2C::DeviceAddress address) const
size_t ScanI2CTwoWire::countDevices() const
{
return foundDevices.size();
-}
+}
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index 4a9fef5d0..f0564ea36 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -534,6 +534,7 @@ void setup()
SCANNER_TO_SENSORS_MAP(ScanI2C::DeviceType::RCWL9620, meshtastic_TelemetrySensorType_RCWL9620)
SCANNER_TO_SENSORS_MAP(ScanI2C::DeviceType::VEML7700, meshtastic_TelemetrySensorType_VEML7700)
SCANNER_TO_SENSORS_MAP(ScanI2C::DeviceType::SHT4X, meshtastic_TelemetrySensorType_SHT4X)
+ SCANNER_TO_SENSORS_MAP(ScanI2C::DeviceType::AHT10, meshtastic_TelemetrySensorType_AHT10)
i2cScanner.reset();
diff --git a/src/modules/Telemetry/EnvironmentTelemetry.cpp b/src/modules/Telemetry/EnvironmentTelemetry.cpp
index a3f63b0aa..6d58460f4 100644
--- a/src/modules/Telemetry/EnvironmentTelemetry.cpp
+++ b/src/modules/Telemetry/EnvironmentTelemetry.cpp
@@ -18,6 +18,7 @@
#include
// Sensors
+#include "Sensor/AHT10.h"
#include "Sensor/BME280Sensor.h"
#include "Sensor/BME680Sensor.h"
#include "Sensor/BMP085Sensor.h"
@@ -41,6 +42,7 @@ SHT31Sensor sht31Sensor;
VEML7700Sensor veml7700Sensor;
SHT4XSensor sht4xSensor;
RCWL9620Sensor rcwl9620Sensor;
+AHT10Sensor aht10Sensor;
#define FAILED_STATE_SENSOR_READ_MULTIPLIER 10
#define DISPLAY_RECEIVEID_MEASUREMENTS_ON_SCREEN true
@@ -105,6 +107,8 @@ int32_t EnvironmentTelemetryModule::runOnce()
result = veml7700Sensor.runOnce();
if (rcwl9620Sensor.hasSensor())
result = rcwl9620Sensor.runOnce();
+ if (aht10Sensor.hasSensor())
+ result = aht10Sensor.runOnce();
}
return result;
} else {
@@ -291,6 +295,19 @@ bool EnvironmentTelemetryModule::sendTelemetry(NodeNum dest, bool phoneOnly)
valid = valid && rcwl9620Sensor.getMetrics(&m);
hasSensor = true;
}
+ if (aht10Sensor.hasSensor()) {
+ if (!bmp280Sensor.hasSensor()) {
+ valid = valid && aht10Sensor.getMetrics(&m);
+ hasSensor = true;
+ } else {
+ // prefer bmp280 temp if both sensors are present, fetch only humidity
+ meshtastic_Telemetry m_ahtx;
+ LOG_INFO("AHTX0+BMP280 module detected: using temp from BMP280 and humy from AHTX0\n");
+ aht10Sensor.getMetrics(&m_ahtx);
+ m.variant.environment_metrics.relative_humidity = m_ahtx.variant.environment_metrics.relative_humidity;
+ }
+ }
+
valid = valid && hasSensor;
if (valid) {
diff --git a/src/modules/Telemetry/Sensor/AHT10.cpp b/src/modules/Telemetry/Sensor/AHT10.cpp
new file mode 100644
index 000000000..985515bb6
--- /dev/null
+++ b/src/modules/Telemetry/Sensor/AHT10.cpp
@@ -0,0 +1,35 @@
+#include "AHT10.h"
+#include "../mesh/generated/meshtastic/telemetry.pb.h"
+#include "TelemetrySensor.h"
+#include "configuration.h"
+#include
+#include
+
+AHT10Sensor::AHT10Sensor() : TelemetrySensor(meshtastic_TelemetrySensorType_AHT10, "AHT10") {}
+
+int32_t AHT10Sensor::runOnce()
+{
+ LOG_INFO("Init sensor: %s\n", sensorName);
+ if (!hasSensor()) {
+ return DEFAULT_SENSOR_MINIMUM_WAIT_TIME_BETWEEN_READS;
+ }
+ aht10 = Adafruit_AHTX0();
+ status = aht10.begin(nodeTelemetrySensorsMap[sensorType].second, 0, nodeTelemetrySensorsMap[sensorType].first);
+
+ return initI2CSensor();
+}
+
+void AHT10Sensor::setup() {}
+
+bool AHT10Sensor::getMetrics(meshtastic_Telemetry *measurement)
+{
+ LOG_DEBUG("AHT10Sensor::getMetrics\n");
+
+ sensors_event_t humidity, temp;
+ aht10.getEvent(&humidity, &temp);
+
+ measurement->variant.environment_metrics.temperature = temp.temperature;
+ measurement->variant.environment_metrics.relative_humidity = humidity.relative_humidity;
+
+ return true;
+}
diff --git a/src/modules/Telemetry/Sensor/AHT10.h b/src/modules/Telemetry/Sensor/AHT10.h
new file mode 100644
index 000000000..b2b7b47f3
--- /dev/null
+++ b/src/modules/Telemetry/Sensor/AHT10.h
@@ -0,0 +1,17 @@
+#include "../mesh/generated/meshtastic/telemetry.pb.h"
+#include "TelemetrySensor.h"
+#include
+
+class AHT10Sensor : public TelemetrySensor
+{
+ private:
+ Adafruit_AHTX0 aht10;
+
+ protected:
+ virtual void setup() override;
+
+ public:
+ AHT10Sensor();
+ virtual int32_t runOnce() override;
+ virtual bool getMetrics(meshtastic_Telemetry *measurement) override;
+};