BM1383GLV pressure sensor library
Dependents: BM1383GLV_Hello LazuriteGraph_Hello GR-PEACH_IoT_Platform_HTTP_sample
Diff: BM1383GLV.h
- Revision:
- 0:b240c59ffaff
- Child:
- 1:6e1c9edabeee
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/BM1383GLV.h Sun Jan 03 15:15:39 2016 +0000 @@ -0,0 +1,124 @@ +/* Copyright (c) 2015 ARM Ltd., MIT License +* +* 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. +* +* +* BM1383GLV Pressure sensor library +* +* @author Toyomasa Watarai +* @version 1.0 +* @date 30-December-2015 +* +* Library for "BM1383GLV Pressure sensor library" +* http://www.rohm.com/web/eu/news-detail?news-title=2014-12-11_ad_pressure&defaultGroupId=false +* +*/ + +#ifndef BM1383GLV_H +#define BM1383GLV_H + +#include "mbed.h" + +#define DEFAULT_SLAVE_ADDRESS (0x5D << 1) +#define BM1383GLV_ID_VAL (0x31) +#define BM1383GLV_ID (0x10) +#define BM1383GLV_POWER_DOWN (0x12) +#define BM1383GLV_SLEEP (0x13) +#define BM1383GLV_MODE_CONTROL (0x14) +#define BM1383GLV_TEMPERATURE_MSB (0x1A) +#define BM1383GLV_PRESSURE_MSB (0x1C) + +#ifdef _DEBUG +extern Serial pc; +#define DEBUG_PRINT(...) pc.printf(__VA_ARGS__) +#else +#define DEBUG_PRINT(...) +#endif + +/** +* BM1383GLV pressure sensor example +* +* @code +* BM1383GLV sensor(I2C_SDA, I2C_SCL); +* Serial pc(USBTX, USBRX); +* +* int main() { +* pc.printf("\nBM1383GLV Pressure sensor library test program.\n"); +* +* while(1) { +* pc.printf("pressure=%7.2f, temperature=%5.3f\n", sensor.getPressure(), sensor.getTemperature()); +* wait(0.5); +* } +* } +* @endcode +*/ +class BM1383GLV +{ +public: + /** + * BM1383GLV constructor + * + * @param sda SDA pin + * @param sdl SCL pin + * @param addr slave address of the I2C peripheral (default: 0xBA) + */ + BM1383GLV(PinName sda, PinName scl, int addr = DEFAULT_SLAVE_ADDRESS); + + /** + * Create a BM1383GLV instance which is connected to specified I2C pins + * with specified address + * + * @param i2c_obj I2C object (instance) + * @param addr slave address of the I2C-bus peripheral (default: 0xBA) + */ + BM1383GLV(I2C &i2c_obj, int addr = DEFAULT_SLAVE_ADDRESS); + + /** + * BM1383GLV destructor + */ + ~BM1383GLV(); + + /** Initializa BM1383GLV sensor + * + * Configure sensor setting + * + */ + void initialize(void); + + /** + * Get pressure + * + * @returns pressure + */ + float getPressure(); + + /** + * Get temerature + * + * @returns temperature + */ + float getTemperature(); + +private: + I2C m_i2c; + int m_addr; + uint8_t m_buf[3]; + void readRegs(int addr, uint8_t * data, int len); + void writeRegs(uint8_t * data, int len); + +}; + +#endif