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-/*
- * Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
- * Copyright (c) 2014 Intel Corporation.
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-#pragma once
-
-#include <mraa/i2c.hpp>
-
-#define READ_BUFFER_LENGTH 8
-
-namespace upm {
-
-/**
- * @brief ITG-3200 Gyroscope library
- * @defgroup itg3200 libupm-itg3200
- * @ingroup seeed i2c compass
- */
-
-/**
- * @library itg3200
- * @sensor itg3200
- * @comname ITG-3200 3-Axis Digital Gyroscope
- * @altname Grove 3-Axis Digital Gyroscope
- * @type compass
- * @man seeed
- * @con i2c
- *
- * @brief API for the ITG-3200 3-Axis Digital Gyroscope
- *
- * InvenSense* ITG-3200 is a 3-axis digital gyroscope.
- * (https://www.sparkfun.com/datasheets/Sensors/Gyro/PS-ITG-3200-00-01.4.pdf)
- * This sensor has been tested and can run at either 3.3V or 5V on Intel(R) Galileo.<br>
- * <strong>However</strong>, it is incompatible with and not detected on the I2C bus
- * by Intel(R) Edison using the Arduino* breakout board.
- *
- * @image html itg3200.jpeg
- * @snippet itg3200.cxx Interesting
- */
-class Itg3200 {
-public:
- /**
- * Creates an Itg3200 object
- *
- * @param bus Number of the used I2C bus
- */
- Itg3200(int bus);
-
- /**
- * Calibrates the sensor to 0 on all axes. The sensor needs to be resting for accurate calibration.
- * It takes about 3 seconds and is also called by the constructor on object creation.
- *
- */
- void calibrate();
-
- /**
- * Returns the temperature reading, in Celsius, from the integrated temperature sensor
- *
- * @return float Temperature in Celsius
- */
- float getTemperature();
-
- /**
- * Returns a pointer to a float[3] that contains computed rotational speeds (angular velocities)
- *
- * @return float* to a float[3]
- */
- float* getRotation();
-
- /**
- * Returns a pointer to an int[3] that contains raw register values for X, Y, and Z
- *
- * @return int* to an int[3]
- */
- int16_t* getRawValues();
-
- /**
- * Returns an int that contains the raw register value for the temperature
- *
- * @return int Raw temperature
- */
- int16_t getRawTemp();
-
- /**
- * Updates the rotational values and temperature by reading from the I2C bus
- *
- * @return 0 if successful
- */
- mraa::Result update();
-private:
- float m_angle[3];
- int16_t m_rotation[3];
- int16_t m_offsets[3];
- int16_t m_temperature;
- uint8_t m_buffer[READ_BUFFER_LENGTH];
- mraa::I2c m_i2c;
-};
-
-}