Diff: MMA8451Q.h

Revision:

0:6149091f755d

Child:

1:d2630136d51e

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MMA8451Q.h	Thu Oct 11 10:54:16 2012 +0000
@@ -0,0 +1,70 @@
+#ifndef MMA8451Q_H
+#define MMA8451Q_H
+
+#include "mbed.h"
+
+//!Library for the MMA8451Q motion sensor.
+class MMA8451Q
+{
+public:
+  //!Creates an instance of the class.
+  /*
+  * Connect module at I2C address addr using I2C port pins sda and scl.
+  * MMA8451Q
+  * \param sda SDA pin
+  * \param sdl SCL pin
+  * \param addr addr of the I2C peripheral
+  */
+  MMA8451Q(PinName sda, PinName scl, int addr);
+
+  /*
+  * Destroys instance.
+  */
+  ~MMA8451Q();
+
+  /*
+   * Get the value of the WHO_AM_I register
+   *
+   * \returns WHO_AM_I value
+   */
+  uint8_t getWhoAmI();
+
+  /*
+   * Get X axis acceleration
+   *
+   * \returns X axis acceleration
+   */
+  int16_t getAccX();
+
+  /*
+   * Get Y axis acceleration
+   *
+   * \returns Y axis acceleration
+   */
+  int16_t getAccY();
+
+  /*
+   * Get Z axis acceleration
+   *
+   * \returns Z axis acceleration
+   */
+  int16_t getAccZ();
+
+  /*
+   * Get XYZ axis acceleration
+   *
+   * \param res array where acceleration data will be stored
+   */
+  void    getAccAllAxis(int16_t * res);
+
+  I2C m_i2c;
+
+private:
+  int m_addr;
+  void read_regs(int addr, uint8_t * data, int len);
+  void write_regs(uint8_t * data, int len);
+  int16_t getAccAxis(uint8_t addr);
+
+};
+
+#endif