File content as of revision 5:83a3021f51f8:

#ifndef _MMA7361_H_20150129_1716_
#define _MMA7361_H_20150129_1716_

#define def         -1
#define x_axis       0
#define y_axis       1
#define z_axis       2
#define A00          31356
#define A10          34040
#define A20          28639
#define A01          32717
#define A11          33388
#define A21          31475
#define G00          15633
#define G10          15797
#define G20          15187
#define G01          5416
#define G11          3220
#define G21          7131
#define PI           3.1415926535
#define THHO         0.0000000001

/** This progrum is to be easy to control MMA7361 analog sensor\n
 * site http://akizukidenshi.com/catalog/g/gM-06725/
 */
class mma7361{
private:
    AnalogIn dx;
    AnalogIn dy;
    AnalogIn dz;
    DigitalOut ST;
    DigitalOut GS;
    Serial pcdev;
    int range; //0 : 1.5G  1 : 6.0G
    
    /** matrix
     *
     * the matrix which use to calcurate the gravity
     */
    int mat[4][3];
public:
    
    /** constracta
     * 
     * set all pin number
     * @param accelx analog pin which conect to x-axis (default = PA_0)
     * @param accely analog pin which conect to y-axis (default = PA_1)
     * @param accelz analog pin which conect to z-axis (default = PA_4)
     * @param set digital pin which conect to ST (default = PH_0)
     * @param set_range digital pin which conect to GS (default = PH_1)
     */
    mma7361(PinName accelx = PA_0,PinName accely = PA_1,PinName accelz = PA_4,PinName set = PH_0,PinName set_range = PH_1);
    
    /** function
     *
     * do the calibration, you need to conect terminal (ex.TeraTerm) by USB\n
     * the serial port is set in this class, but it's private\n
     * please follow the sentence on the terminal\n
     * this function set the matrix\n
     * if you don't want to do this or know the data, you can use set_each_num() or set_num() to set matrix
     */
    void calibration();
    
    /** function
     *
     * 
     */
    void set_each_num(int ax_0_0,int ay_0_0,int az_0_0,int ax_1_0,int ay_1_0,int az_1_0,int gx_0_0,int gy_0_0,int gz_0_0,int gx_1_0,int gy_1_0,int gz_1_0,int new_range);
    void set_num(int (*new_mat)[3],int new_range);
    void set_range(int new_range);
    void clear_mat();
    int read_bit(int axis);
    int read_bit_0(int axis);
    float read_by_g(int axis);
    void low_pass_filter(int *int_bit,int axis);
    void show_mat();
    float bit_to_g(int bit,int axis);
    void set_1st_bit(int *variable,int axis,float direction_G);
    
    float rotate(int *a_value,int a_axis,int *b_value,int b_axis);
    float rad_to_deg(float rad);
};

#endif