HW 4.2.1 submission
Fork of MMA8451Q8b by
MMA8451Q.h@0:6149091f755d, 2012-10-11 (annotated)
- Committer:
- emilmont
- Date:
- Thu Oct 11 10:54:16 2012 +0000
- Revision:
- 0:6149091f755d
- Child:
- 1:d2630136d51e
Package samux acceleromiter library;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
emilmont | 0:6149091f755d | 1 | #ifndef MMA8451Q_H |
emilmont | 0:6149091f755d | 2 | #define MMA8451Q_H |
emilmont | 0:6149091f755d | 3 | |
emilmont | 0:6149091f755d | 4 | #include "mbed.h" |
emilmont | 0:6149091f755d | 5 | |
emilmont | 0:6149091f755d | 6 | //!Library for the MMA8451Q motion sensor. |
emilmont | 0:6149091f755d | 7 | class MMA8451Q |
emilmont | 0:6149091f755d | 8 | { |
emilmont | 0:6149091f755d | 9 | public: |
emilmont | 0:6149091f755d | 10 | //!Creates an instance of the class. |
emilmont | 0:6149091f755d | 11 | /* |
emilmont | 0:6149091f755d | 12 | * Connect module at I2C address addr using I2C port pins sda and scl. |
emilmont | 0:6149091f755d | 13 | * MMA8451Q |
emilmont | 0:6149091f755d | 14 | * \param sda SDA pin |
emilmont | 0:6149091f755d | 15 | * \param sdl SCL pin |
emilmont | 0:6149091f755d | 16 | * \param addr addr of the I2C peripheral |
emilmont | 0:6149091f755d | 17 | */ |
emilmont | 0:6149091f755d | 18 | MMA8451Q(PinName sda, PinName scl, int addr); |
emilmont | 0:6149091f755d | 19 | |
emilmont | 0:6149091f755d | 20 | /* |
emilmont | 0:6149091f755d | 21 | * Destroys instance. |
emilmont | 0:6149091f755d | 22 | */ |
emilmont | 0:6149091f755d | 23 | ~MMA8451Q(); |
emilmont | 0:6149091f755d | 24 | |
emilmont | 0:6149091f755d | 25 | /* |
emilmont | 0:6149091f755d | 26 | * Get the value of the WHO_AM_I register |
emilmont | 0:6149091f755d | 27 | * |
emilmont | 0:6149091f755d | 28 | * \returns WHO_AM_I value |
emilmont | 0:6149091f755d | 29 | */ |
emilmont | 0:6149091f755d | 30 | uint8_t getWhoAmI(); |
emilmont | 0:6149091f755d | 31 | |
emilmont | 0:6149091f755d | 32 | /* |
emilmont | 0:6149091f755d | 33 | * Get X axis acceleration |
emilmont | 0:6149091f755d | 34 | * |
emilmont | 0:6149091f755d | 35 | * \returns X axis acceleration |
emilmont | 0:6149091f755d | 36 | */ |
emilmont | 0:6149091f755d | 37 | int16_t getAccX(); |
emilmont | 0:6149091f755d | 38 | |
emilmont | 0:6149091f755d | 39 | /* |
emilmont | 0:6149091f755d | 40 | * Get Y axis acceleration |
emilmont | 0:6149091f755d | 41 | * |
emilmont | 0:6149091f755d | 42 | * \returns Y axis acceleration |
emilmont | 0:6149091f755d | 43 | */ |
emilmont | 0:6149091f755d | 44 | int16_t getAccY(); |
emilmont | 0:6149091f755d | 45 | |
emilmont | 0:6149091f755d | 46 | /* |
emilmont | 0:6149091f755d | 47 | * Get Z axis acceleration |
emilmont | 0:6149091f755d | 48 | * |
emilmont | 0:6149091f755d | 49 | * \returns Z axis acceleration |
emilmont | 0:6149091f755d | 50 | */ |
emilmont | 0:6149091f755d | 51 | int16_t getAccZ(); |
emilmont | 0:6149091f755d | 52 | |
emilmont | 0:6149091f755d | 53 | /* |
emilmont | 0:6149091f755d | 54 | * Get XYZ axis acceleration |
emilmont | 0:6149091f755d | 55 | * |
emilmont | 0:6149091f755d | 56 | * \param res array where acceleration data will be stored |
emilmont | 0:6149091f755d | 57 | */ |
emilmont | 0:6149091f755d | 58 | void getAccAllAxis(int16_t * res); |
emilmont | 0:6149091f755d | 59 | |
emilmont | 0:6149091f755d | 60 | I2C m_i2c; |
emilmont | 0:6149091f755d | 61 | |
emilmont | 0:6149091f755d | 62 | private: |
emilmont | 0:6149091f755d | 63 | int m_addr; |
emilmont | 0:6149091f755d | 64 | void read_regs(int addr, uint8_t * data, int len); |
emilmont | 0:6149091f755d | 65 | void write_regs(uint8_t * data, int len); |
emilmont | 0:6149091f755d | 66 | int16_t getAccAxis(uint8_t addr); |
emilmont | 0:6149091f755d | 67 | |
emilmont | 0:6149091f755d | 68 | }; |
emilmont | 0:6149091f755d | 69 | |
emilmont | 0:6149091f755d | 70 | #endif |