77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
/*
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MS5611.h - Header file for the MS5611 Barometric Pressure & Temperature Sensor Arduino Library.
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Version: 1.0.0
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(c) 2014 Korneliusz Jarzebski
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www.jarzebski.pl
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This program is free software: you can redistribute it and/or modify
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it under the terms of the version 3 GNU General Public License as
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published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MS5611_h
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#define MS5611_h
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#if ARDUINO >= 100
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#include "Arduino.h"
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#else
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#include "WProgram.h"
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#endif
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#define MS5611_ADDRESS (0x77)
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#define MS5611_CMD_ADC_READ (0x00)
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#define MS5611_CMD_RESET (0x1E)
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#define MS5611_CMD_CONV_D1 (0x40)
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#define MS5611_CMD_CONV_D2 (0x50)
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#define MS5611_CMD_READ_PROM (0xA2)
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typedef enum
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{
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MS5611_ULTRA_HIGH_RES = 0x08,
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MS5611_HIGH_RES = 0x06,
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MS5611_STANDARD = 0x04,
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MS5611_LOW_POWER = 0x02,
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MS5611_ULTRA_LOW_POWER = 0x00
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} ms5611_osr_t;
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class MS5611
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{
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public:
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bool begin(ms5611_osr_t osr = MS5611_HIGH_RES);
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uint32_t readRawTemperature(void);
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uint32_t readRawPressure(void);
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double readTemperature(bool compensation = false);
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int32_t readPressure(bool compensation = false);
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double getAltitude(double pressure, double seaLevelPressure = 101325);
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double getSeaLevel(double pressure, double altitude);
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void setOversampling(ms5611_osr_t osr);
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ms5611_osr_t getOversampling(void);
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private:
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uint16_t fc[6];
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uint8_t ct;
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uint8_t uosr;
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int32_t TEMP2;
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int64_t OFF2, SENS2;
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void reset(void);
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void readPROM(void);
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uint16_t readRegister16(uint8_t reg);
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uint32_t readRegister24(uint8_t reg);
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};
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#endif
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