Rohm / BM1383GLV

BM1383GLV pressure sensor library

Dependents:   BM1383GLV_Hello LazuriteGraph_Hello GR-PEACH_IoT_Platform_HTTP_sample

BM1383GLV.h@1:6e1c9edabeee, 2016-03-23 (annotated)

Committer:
MACRUM
Date:
Wed Mar 23 03:29:04 2016 +0000
Revision:
1:6e1c9edabeee
Parent:
0:b240c59ffaff 
Fixed default slave address definition

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MACRUM 0:b240c59ffaff 1 /* Copyright (c) 2015 ARM Ltd., MIT License
MACRUM 0:b240c59ffaff 2 *
MACRUM 0:b240c59ffaff 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
MACRUM 0:b240c59ffaff 4 * and associated documentation files (the "Software"), to deal in the Software without
MACRUM 0:b240c59ffaff 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
MACRUM 0:b240c59ffaff 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
MACRUM 0:b240c59ffaff 7 * Software is furnished to do so, subject to the following conditions:
MACRUM 0:b240c59ffaff 8 *
MACRUM 0:b240c59ffaff 9 * The above copyright notice and this permission notice shall be included in all copies or
MACRUM 0:b240c59ffaff 10 * substantial portions of the Software.
MACRUM 0:b240c59ffaff 11 *
MACRUM 0:b240c59ffaff 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
MACRUM 0:b240c59ffaff 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
MACRUM 0:b240c59ffaff 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
MACRUM 0:b240c59ffaff 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
MACRUM 0:b240c59ffaff 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
MACRUM 0:b240c59ffaff 17 *
MACRUM 0:b240c59ffaff 18 *
MACRUM 0:b240c59ffaff 19 * BM1383GLV Pressure sensor library
MACRUM 0:b240c59ffaff 20 *
MACRUM 0:b240c59ffaff 21 * @author Toyomasa Watarai
MACRUM 0:b240c59ffaff 22 * @version 1.0
MACRUM 0:b240c59ffaff 23 * @date 30-December-2015
MACRUM 0:b240c59ffaff 24 *
MACRUM 0:b240c59ffaff 25 * Library for "BM1383GLV Pressure sensor library"
MACRUM 0:b240c59ffaff 26 * http://www.rohm.com/web/eu/news-detail?news-title=2014-12-11_ad_pressure&defaultGroupId=false
MACRUM 0:b240c59ffaff 27 *
MACRUM 0:b240c59ffaff 28 */
MACRUM 0:b240c59ffaff 29
MACRUM 0:b240c59ffaff 30 #ifndef BM1383GLV_H
MACRUM 0:b240c59ffaff 31 #define BM1383GLV_H
MACRUM 0:b240c59ffaff 32
MACRUM 0:b240c59ffaff 33 #include "mbed.h"
MACRUM 0:b240c59ffaff 34
MACRUM 1:6e1c9edabeee 35 #define BM1383GLV_DEFAULT_SLAVE_ADDRESS (0x5D << 1)
MACRUM 0:b240c59ffaff 36 #define BM1383GLV_ID_VAL (0x31)
MACRUM 0:b240c59ffaff 37 #define BM1383GLV_ID (0x10)
MACRUM 0:b240c59ffaff 38 #define BM1383GLV_POWER_DOWN (0x12)
MACRUM 0:b240c59ffaff 39 #define BM1383GLV_SLEEP (0x13)
MACRUM 0:b240c59ffaff 40 #define BM1383GLV_MODE_CONTROL (0x14)
MACRUM 0:b240c59ffaff 41 #define BM1383GLV_TEMPERATURE_MSB (0x1A)
MACRUM 0:b240c59ffaff 42 #define BM1383GLV_PRESSURE_MSB (0x1C)
MACRUM 0:b240c59ffaff 43
MACRUM 0:b240c59ffaff 44 #ifdef _DEBUG
MACRUM 0:b240c59ffaff 45 extern Serial pc;
MACRUM 0:b240c59ffaff 46 #define DEBUG_PRINT(...) pc.printf(__VA_ARGS__)
MACRUM 0:b240c59ffaff 47 #else
MACRUM 0:b240c59ffaff 48 #define DEBUG_PRINT(...)
MACRUM 0:b240c59ffaff 49 #endif
MACRUM 0:b240c59ffaff 50
MACRUM 0:b240c59ffaff 51 /**
MACRUM 0:b240c59ffaff 52 * BM1383GLV pressure sensor example
MACRUM 0:b240c59ffaff 53 *
MACRUM 0:b240c59ffaff 54 * @code
MACRUM 0:b240c59ffaff 55 * BM1383GLV sensor(I2C_SDA, I2C_SCL);
MACRUM 0:b240c59ffaff 56 * Serial pc(USBTX, USBRX);
MACRUM 0:b240c59ffaff 57 *
MACRUM 0:b240c59ffaff 58 * int main() {
MACRUM 0:b240c59ffaff 59 * pc.printf("\nBM1383GLV Pressure sensor library test program.\n");
MACRUM 0:b240c59ffaff 60 *
MACRUM 0:b240c59ffaff 61 * while(1) {
MACRUM 0:b240c59ffaff 62 * pc.printf("pressure=%7.2f, temperature=%5.3f\n", sensor.getPressure(), sensor.getTemperature());
MACRUM 0:b240c59ffaff 63 * wait(0.5);
MACRUM 0:b240c59ffaff 64 * }
MACRUM 0:b240c59ffaff 65 * }
MACRUM 0:b240c59ffaff 66 * @endcode
MACRUM 0:b240c59ffaff 67 */
MACRUM 0:b240c59ffaff 68 class BM1383GLV
MACRUM 0:b240c59ffaff 69 {
MACRUM 0:b240c59ffaff 70 public:
MACRUM 0:b240c59ffaff 71 /**
MACRUM 0:b240c59ffaff 72 * BM1383GLV constructor
MACRUM 0:b240c59ffaff 73 *
MACRUM 0:b240c59ffaff 74 * @param sda SDA pin
MACRUM 0:b240c59ffaff 75 * @param sdl SCL pin
MACRUM 0:b240c59ffaff 76 * @param addr slave address of the I2C peripheral (default: 0xBA)
MACRUM 0:b240c59ffaff 77 */
MACRUM 1:6e1c9edabeee 78 BM1383GLV(PinName sda, PinName scl, int addr = BM1383GLV_DEFAULT_SLAVE_ADDRESS);
MACRUM 0:b240c59ffaff 79
MACRUM 0:b240c59ffaff 80 /**
MACRUM 0:b240c59ffaff 81 * Create a BM1383GLV instance which is connected to specified I2C pins
MACRUM 0:b240c59ffaff 82 * with specified address
MACRUM 0:b240c59ffaff 83 *
MACRUM 0:b240c59ffaff 84 * @param i2c_obj I2C object (instance)
MACRUM 0:b240c59ffaff 85 * @param addr slave address of the I2C-bus peripheral (default: 0xBA)
MACRUM 0:b240c59ffaff 86 */
MACRUM 1:6e1c9edabeee 87 BM1383GLV(I2C &i2c_obj, int addr = BM1383GLV_DEFAULT_SLAVE_ADDRESS);
MACRUM 0:b240c59ffaff 88
MACRUM 0:b240c59ffaff 89 /**
MACRUM 0:b240c59ffaff 90 * BM1383GLV destructor
MACRUM 0:b240c59ffaff 91 */
MACRUM 0:b240c59ffaff 92 ~BM1383GLV();
MACRUM 0:b240c59ffaff 93
MACRUM 0:b240c59ffaff 94 /** Initializa BM1383GLV sensor
MACRUM 0:b240c59ffaff 95 *
MACRUM 0:b240c59ffaff 96 * Configure sensor setting
MACRUM 0:b240c59ffaff 97 *
MACRUM 0:b240c59ffaff 98 */
MACRUM 0:b240c59ffaff 99 void initialize(void);
MACRUM 0:b240c59ffaff 100
MACRUM 0:b240c59ffaff 101 /**
MACRUM 0:b240c59ffaff 102 * Get pressure
MACRUM 0:b240c59ffaff 103 *
MACRUM 0:b240c59ffaff 104 * @returns pressure
MACRUM 0:b240c59ffaff 105 */
MACRUM 0:b240c59ffaff 106 float getPressure();
MACRUM 0:b240c59ffaff 107
MACRUM 0:b240c59ffaff 108 /**
MACRUM 0:b240c59ffaff 109 * Get temerature
MACRUM 0:b240c59ffaff 110 *
MACRUM 0:b240c59ffaff 111 * @returns temperature
MACRUM 0:b240c59ffaff 112 */
MACRUM 0:b240c59ffaff 113 float getTemperature();
MACRUM 0:b240c59ffaff 114
MACRUM 0:b240c59ffaff 115 private:
MACRUM 0:b240c59ffaff 116 I2C m_i2c;
MACRUM 0:b240c59ffaff 117 int m_addr;
MACRUM 0:b240c59ffaff 118 uint8_t m_buf[3];
MACRUM 0:b240c59ffaff 119 void readRegs(int addr, uint8_t * data, int len);
MACRUM 0:b240c59ffaff 120 void writeRegs(uint8_t * data, int len);
MACRUM 0:b240c59ffaff 121
MACRUM 0:b240c59ffaff 122 };
MACRUM 0:b240c59ffaff 123
MACRUM 0:b240c59ffaff 124 #endif