upm/src/ms5611/ms5611.hpp
Mihai Stefanescu f035470822 Added initial interfaces and some sensors implementing them
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
2019-04-04 22:10:03 -07:00

111 lines
3.1 KiB
C++

/*
* Author: Henry Bruce <henry.bruce@intel.com>
* Copyright (c) 2016 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.
*/
#include <interfaces/iPressure.hpp>
#include <interfaces/iTemperature.hpp>
#include "mraa/i2c.hpp"
namespace upm
{
#define MS5611_ADDRESS 0x76
/**
* @brief MS5611 Barometric Pressure Sensor
* @defgroup ms5611 libupm-ms5611
* @ingroup meas i2c temp pressure ipressuresensor itemperaturesensor
*/
/**
* @library ms5611
* @sensor ms5611
* @comname Barometric Pressure and Temperature Sensor
* @altname MS5611
* @type temp pressure
* @man meas
* @con i2c
* @web http://www.amsys.info/products/ms5611.htm
* @if ipressuresensor itemperaturesensor
*
* @brief API for MS5611 Barometric Pressure Sensor library
*
* Measurement Specialties
* [MS5611-01BA03](http://www.te.com/usa-en/product-CAT-BLPS0036.html)
* The MS5611 is a new generation of high resolution altimeter sensors from
* MEAS Switzerland with SPI and I2C bus interface. This module implements
* I2C only.
*
* @snippet ms5611.cxx Interesting
*/
class MS5611 : virtual public iPressure, virtual public iTemperature
{
public:
enum OsrMode
{
ULTRA_LOW_POWER, LOW_POWER, STANDARD, ULTRA_HIGH_RES, HIGH_RES
};
MS5611(int i2cBus = 0, int address = MS5611_ADDRESS);
~MS5611();
virtual const char* getModuleName() { return "ms5611"; }
void setOverSampling(OsrMode osrMode);
int getTemperatureCelsius();
/**
* Returns the temperature in degrees Celsius
*
* @return The Temperature in degrees Celsius
*/
virtual float getTemperature();
int getPressurePa();
/**
* Return the current measured pressure in Pascals (Pa).
*
* @return The pressure in Pascals (Pa).
*/
virtual float getPressure();
private:
/* Disable implicit copy and assignment operators */
MS5611(const MS5611&) = delete;
MS5611 &operator=(const MS5611&) = delete;
int promCrc4();
uint32_t readADC(int adcReg);
void delayms(int millisecs);
uint32_t readRawPressure();
uint32_t readRawTemperature();
mraa::I2c* i2c;
int address;
uint16_t *prom;
int osr;
int samplePeriod;
};
}