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Merge pull request #497 from tyeth/add-HTU21DF-HTU31D
Add HTU21D/DF + HTU31D
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89 changes: 89 additions & 0 deletions
89
src/components/i2c/drivers/WipperSnapper_I2C_Driver_HTU21D.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| /*! | ||
| * @file WipperSnapper_I2C_Driver_HTU21D.h | ||
| * | ||
| * Device driver for an HTU21D Humidity and Temperature sensor. | ||
| */ | ||
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| #ifndef WipperSnapper_I2C_Driver_HTU21D_H | ||
| #define WipperSnapper_I2C_Driver_HTU21D_H | ||
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| #include "WipperSnapper_I2C_Driver.h" | ||
| #include <Adafruit_HTU21DF.h> | ||
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| /**************************************************************************/ | ||
| /*! | ||
| @brief Class that provides a sensor driver for the HTU21D humidity and | ||
| temperature sensor. | ||
| */ | ||
| /**************************************************************************/ | ||
| class WipperSnapper_I2C_Driver_HTU21D : public WipperSnapper_I2C_Driver { | ||
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| public: | ||
| /*******************************************************************************/ | ||
| /*! | ||
| @brief Constructor for an HTU21D sensor. | ||
| @param i2c | ||
| The I2C interface. | ||
| @param sensorAddress | ||
| 7-bit device address. | ||
| */ | ||
| /*******************************************************************************/ | ||
| WipperSnapper_I2C_Driver_HTU21D(TwoWire *i2c, uint16_t sensorAddress) | ||
| : WipperSnapper_I2C_Driver(i2c, sensorAddress) { | ||
| _i2c = i2c; | ||
| _sensorAddress = sensorAddress; | ||
| } | ||
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| /*******************************************************************************/ | ||
| /*! | ||
| @brief Destructor for an HTU21D sensor. | ||
| */ | ||
| /*******************************************************************************/ | ||
| ~WipperSnapper_I2C_Driver_HTU21D() { delete _htu21d; } | ||
|
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| /*******************************************************************************/ | ||
| /*! | ||
| @brief Initializes the HTU21D sensor and begins I2C. | ||
| @returns True if initialized successfully, False otherwise. | ||
| */ | ||
| /*******************************************************************************/ | ||
| bool begin() { | ||
| // attempt to initialize the HTU21D using the I2C interface | ||
| _htu21d = new Adafruit_HTU21DF(); | ||
| return _htu21d->begin(_i2c); | ||
| } | ||
|
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| /*******************************************************************************/ | ||
| /*! | ||
| @brief Gets the HTU21D's current temperature. | ||
| @param tempEvent | ||
| Pointer to an Adafruit_Sensor event. | ||
| @returns True if the temperature was obtained successfully, False | ||
| otherwise. | ||
| */ | ||
| /*******************************************************************************/ | ||
| bool getEventAmbientTemp(sensors_event_t *tempEvent) { | ||
| tempEvent->temperature = _htu21d->readTemperature(); | ||
| return true; | ||
| } | ||
|
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| /*******************************************************************************/ | ||
| /*! | ||
| @brief Gets the HTU21D's current humidity. | ||
| @param humidEvent | ||
| Pointer to an Adafruit_Sensor event. | ||
| @returns True if the humidity was obtained successfully, False | ||
| otherwise. | ||
| */ | ||
| /*******************************************************************************/ | ||
| bool getEventRelativeHumidity(sensors_event_t *humidEvent) { | ||
| humidEvent->relative_humidity = _htu21d->readHumidity(); | ||
| return true; | ||
| } | ||
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| protected: | ||
| Adafruit_HTU21DF *_htu21d; ///< Pointer to an HTU21D object | ||
| }; | ||
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| #endif // WipperSnapper_I2C_Driver_HTU21D |
87 changes: 87 additions & 0 deletions
87
src/components/i2c/drivers/WipperSnapper_I2C_Driver_HTU31D.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| /*! | ||
| * @file WipperSnapper_I2C_Driver_HTU31D.h | ||
| * | ||
| * Device driver for an HTU31D Humidity and Temperature sensor. | ||
| */ | ||
|
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| #ifndef WipperSnapper_I2C_Driver_HTU31D_H | ||
| #define WipperSnapper_I2C_Driver_HTU31D_H | ||
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| #include "WipperSnapper_I2C_Driver.h" | ||
| #include <Adafruit_HTU31D.h> | ||
|
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| /**************************************************************************/ | ||
| /*! | ||
| @brief Class that provides a sensor driver for the HTU31D humidity and | ||
| temperature sensor. | ||
| */ | ||
| /**************************************************************************/ | ||
| class WipperSnapper_I2C_Driver_HTU31D : public WipperSnapper_I2C_Driver { | ||
|
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| public: | ||
| /*******************************************************************************/ | ||
| /*! | ||
| @brief Constructor for an HTU31D sensor. | ||
| @param i2c | ||
| The I2C interface. | ||
| @param sensorAddress | ||
| 7-bit device address. | ||
| */ | ||
| /*******************************************************************************/ | ||
| WipperSnapper_I2C_Driver_HTU31D(TwoWire *i2c, uint16_t sensorAddress) | ||
| : WipperSnapper_I2C_Driver(i2c, sensorAddress) { | ||
| _i2c = i2c; | ||
| _sensorAddress = sensorAddress; | ||
| } | ||
|
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| /*******************************************************************************/ | ||
| /*! | ||
| @brief Destructor for an HTU31D sensor. | ||
| */ | ||
| /*******************************************************************************/ | ||
| ~WipperSnapper_I2C_Driver_HTU31D() { delete _htu31d; } | ||
|
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| /*******************************************************************************/ | ||
| /*! | ||
| @brief Initializes the HTU31D sensor and begins I2C. | ||
| @returns True if initialized successfully, False otherwise. | ||
| */ | ||
| /*******************************************************************************/ | ||
| bool begin() { | ||
| // attempt to initialize the HTU31D using the I2C interface | ||
| _htu31d = new Adafruit_HTU31D(); | ||
| return _htu31d->begin(_sensorAddress, _i2c); | ||
| } | ||
|
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| /*******************************************************************************/ | ||
| /*! | ||
| @brief Gets the HTU31D's current temperature. | ||
| @param tempEvent | ||
| Pointer to an Adafruit_Sensor event. | ||
| @returns True if the temperature was obtained successfully, False | ||
| otherwise. | ||
| */ | ||
| /*******************************************************************************/ | ||
| bool getEventAmbientTemp(sensors_event_t *tempEvent) { | ||
| return _htu31d->getEvent(nullptr, tempEvent); | ||
| } | ||
|
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| /*******************************************************************************/ | ||
| /*! | ||
| @brief Gets the HTU31D's current humidity. | ||
| @param humidEvent | ||
| Pointer to an Adafruit_Sensor event. | ||
| @returns True if the humidity was obtained successfully, False | ||
| otherwise. | ||
| */ | ||
| /*******************************************************************************/ | ||
| bool getEventRelativeHumidity(sensors_event_t *humidEvent) { | ||
| return _htu31d->getEvent(humidEvent, nullptr); | ||
| } | ||
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| protected: | ||
| Adafruit_HTU31D *_htu31d; ///< Pointer to an HTU31D object | ||
| }; | ||
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| #endif // WipperSnapper_I2C_Driver_HTU31D |