Jim Carver / FXAS21000

Basic component library for the FXAS21000 gyro from Freescale

Dependents:   Hello_FXAS21000 Multi-Sensor Freescale_Multi-Sensor_Shield FRDM-STBC-AGM01 ... more

FXAS21000.h@1:88a036a417bf, 2014-04-19 (annotated)

Committer:
JimCarver
Date:
Sat Apr 19 00:13:03 2014 +0000
Revision:
1:88a036a417bf
Parent:
0:4cfc774d6d85
Child:
2:cd21ef326977
Basic component library for the FXAS21000 gyro from Freescale

Who changed what in which revision?

UserRevisionLine numberNew contents of line
JimCarver 1:88a036a417bf 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
JimCarver 1:88a036a417bf 2 *
JimCarver 1:88a036a417bf 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
JimCarver 1:88a036a417bf 4 * and associated documentation files (the "Software"), to deal in the Software without
JimCarver 1:88a036a417bf 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
JimCarver 1:88a036a417bf 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
JimCarver 1:88a036a417bf 7 * Software is furnished to do so, subject to the following conditions:
JimCarver 1:88a036a417bf 8 *
JimCarver 1:88a036a417bf 9 * The above copyright notice and this permission notice shall be included in all copies or
JimCarver 1:88a036a417bf 10 * substantial portions of the Software.
JimCarver 1:88a036a417bf 11 *
JimCarver 1:88a036a417bf 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
JimCarver 1:88a036a417bf 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
JimCarver 1:88a036a417bf 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
JimCarver 1:88a036a417bf 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
JimCarver 1:88a036a417bf 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
JimCarver 1:88a036a417bf 17 */
JimCarver 1:88a036a417bf 18
JimCarver 0:4cfc774d6d85 19 #ifndef FXAS21000_H
JimCarver 0:4cfc774d6d85 20 #define FXAS21000_H
JimCarver 0:4cfc774d6d85 21
JimCarver 0:4cfc774d6d85 22 #include "mbed.h"
JimCarver 0:4cfc774d6d85 23
JimCarver 0:4cfc774d6d85 24
JimCarver 0:4cfc774d6d85 25 // MMA8652 Slave Address
JimCarver 0:4cfc774d6d85 26 #define FXAS21000_SLAVE_ADDR 0x40
JimCarver 0:4cfc774d6d85 27
JimCarver 0:4cfc774d6d85 28 // MMA8652 internal register addresses
JimCarver 0:4cfc774d6d85 29 #define FXAS21000_STATUS 0x00
JimCarver 0:4cfc774d6d85 30 #define FXAS21000_WHOAMI 0x0C
JimCarver 0:4cfc774d6d85 31 #define FXAS21000_XYZ_DATA_CFG 0x0E
JimCarver 0:4cfc774d6d85 32 #define FXAS21000_CTRL_REG0 0x0D
JimCarver 0:4cfc774d6d85 33 #define FXAS21000_CTRL_REG1 0x13
JimCarver 0:4cfc774d6d85 34 #define FXAS21000_WHOAMI_VAL 0xD1
JimCarver 0:4cfc774d6d85 35
JimCarver 0:4cfc774d6d85 36 class FXAS21000
JimCarver 0:4cfc774d6d85 37 {
JimCarver 0:4cfc774d6d85 38 public:
JimCarver 0:4cfc774d6d85 39 /**
JimCarver 0:4cfc774d6d85 40 * FXAS21000 constructor
JimCarver 0:4cfc774d6d85 41 *
JimCarver 0:4cfc774d6d85 42 * @param sda SDA pin
JimCarver 0:4cfc774d6d85 43 * @param sdl SCL pin
JimCarver 0:4cfc774d6d85 44 *
JimCarver 0:4cfc774d6d85 45 */
JimCarver 0:4cfc774d6d85 46 FXAS21000(PinName sda, PinName scl);
JimCarver 0:4cfc774d6d85 47
JimCarver 0:4cfc774d6d85 48
JimCarver 0:4cfc774d6d85 49 /**
JimCarver 0:4cfc774d6d85 50 * Get the Gyro values
JimCarver 0:4cfc774d6d85 51 * Result is floating point degrees / second
JimCarver 0:4cfc774d6d85 52 *
JimCarver 0:4cfc774d6d85 53 * @param floating point array where the results will be placed
JimCarver 0:4cfc774d6d85 54 */
JimCarver 0:4cfc774d6d85 55 void ReadXYZ(float * a);
JimCarver 0:4cfc774d6d85 56
JimCarver 0:4cfc774d6d85 57
JimCarver 0:4cfc774d6d85 58 /**
JimCarver 0:4cfc774d6d85 59 * Get the Gyro values
JimCarver 0:4cfc774d6d85 60 * Result is signed 16 bit value
JimCarver 0:4cfc774d6d85 61 *
JimCarver 0:4cfc774d6d85 62 * @param int16_t point array where the results will be placed
JimCarver 0:4cfc774d6d85 63 */
JimCarver 0:4cfc774d6d85 64 void ReadXYZraw(int16_t * t);
JimCarver 0:4cfc774d6d85 65
JimCarver 0:4cfc774d6d85 66
JimCarver 0:4cfc774d6d85 67 /**
JimCarver 0:4cfc774d6d85 68 * Get the value of the WHO_AM_I register
JimCarver 0:4cfc774d6d85 69 *
JimCarver 0:4cfc774d6d85 70 * @returns DEVICE_ID value == 0xD1
JimCarver 0:4cfc774d6d85 71 */
JimCarver 0:4cfc774d6d85 72 //char getWhoAmI();
JimCarver 0:4cfc774d6d85 73 char getWhoAmI(void);
JimCarver 0:4cfc774d6d85 74
JimCarver 0:4cfc774d6d85 75 private:
JimCarver 0:4cfc774d6d85 76
JimCarver 0:4cfc774d6d85 77 I2C _i2c;
JimCarver 0:4cfc774d6d85 78 /** Set the device in active mode
JimCarver 0:4cfc774d6d85 79 */
JimCarver 0:4cfc774d6d85 80 void begin( void);
JimCarver 0:4cfc774d6d85 81
JimCarver 0:4cfc774d6d85 82 void RegRead( char reg, char * d, int len);
JimCarver 0:4cfc774d6d85 83
JimCarver 0:4cfc774d6d85 84
JimCarver 0:4cfc774d6d85 85 };
JimCarver 0:4cfc774d6d85 86
JimCarver 0:4cfc774d6d85 87 #endif