Diff: ADXL362.h

Revision:

0:860fafcf34d6

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ADXL362.h	Fri Jan 11 07:05:02 2019 +0000
@@ -0,0 +1,160 @@
+#ifndef _ADXL362_H_
+#define _ADXL362_H_
+#include "mbed.h"
+#include <SPI.h>
+
+// Register Memory Map
+#define DEVID_AD        0x00
+#define DEVID_MST       0x01
+#define PARTID          0x02
+#define REVID           0x03
+/* _ reserved _ */
+#define XDATA           0x08
+#define YDATA           0x09
+#define ZDATA           0x0A
+#define STATUS          0x0B
+#define FIFO_ENTRIES_L  0x0C
+#define FIFO_ENTRIES_H  0x0D
+#define XDATA_L         0x0E
+#define XDATA_H         0x0F
+#define YDATA_L         0x10
+#define YDATA_H         0x11
+#define ZDATA_L         0x12
+#define ZDATA_H         0x13
+#define TEMP_L          0x14
+#define TEMP_H          0x15
+/* _ reserved _ */
+#define SOFT_RESET      0x1F
+#define THRESH_ACT_L    0x20
+#define THRESH_ACT_H    0x21
+#define TIME_ACT        0x22
+#define THRESH_INACT_L  0x23
+#define THRESH_INACT_H  0x24
+#define TIME_INACT_L    0x25
+#define TIME_INACT_H    0x26
+#define ACT_INACT_CTL   0x27
+#define FIFO_CONTROL    0x28
+#define FIFO_SAMPLES    0x29
+#define INTMAP1         0x2A
+#define INTMAP2         0x2B
+#define FILTER_CTL      0x2C
+#define POWER_CTL       0x2D
+#define SELF_TEST       0x2E
+
+/* ADXL const parameters */
+#define SOFT_RESET_ADXL362      (0x52)
+
+#define POWER_CTL_PARAM_LOWNOISE_NORM   (0x00)
+#define POWER_CTL_PARAM_LOWNOISE_LOW    (0x10)
+#define POWER_CTL_PARAM_LOWNOISE_ULTRA  (0x20)
+
+#define POWER_CTL_MODEMASK      (0x03)
+#define POWER_CTL_STOP          (0x00)
+#define POWER_CTL_STANDBY       (0x01)
+#define POWER_CTL_MESURE        (0x02)
+
+/* ADXL362 configuration */     
+#define DEVID_AD_ADXL362        (0xAD)
+#define DEVID_MST_ADXL362       (0x1D)
+#define PARTID_ADXL362          (0xF2)
+
+#define GRAVITY_2G              (2.0)
+#define GRAVITY_4G              (4.0)
+#define GRAVITY_8G              (8.0)
+
+#define ODR_12                  0
+#define ODR_25                  1
+#define ODR_50                  2
+#define ODR_100                 3
+#define ODR_200                 4
+#define ODR_400                 5
+
+
+#define PARAM_ADXL362_SCALE_ACCEL     (1.0f * 0.001f * 9.80665f)  // DATA
+#define PARAM_ADXL362_SCALE_THERMAL   (0.0025f)                   // TEMP
+#define PARAM_ADXL362_THERMAL_OFFSET  (25.0f)                     // TEMP
+
+
+
+/* Output of Accelerometers */
+typedef struct _struct_AccelTemp {
+    int ax;
+    int ay;
+    int az;
+    int tm;
+} AccelTemp;
+
+/* ADIS16460 class definition */
+class ADXL362 {
+
+public:
+
+    /* ADIS16460 initializer */
+    ADXL362(Serial*, SPI*);
+    ~ADXL362();
+    
+    /* Control */
+    void SoftReset();
+    void SetMesureParam(int param);
+    void StartMesure();
+    int GetStatus();
+
+    /* Sensing */
+    void SensorRead(AccelTemp*);
+
+    /* GetSubInfo */
+    AccelTemp* GetMinInfo(void);
+    AccelTemp* GetMaxInfo(void);
+    
+    /* convert real scale */
+    float ConvAccel(int ctrlval);
+    float ConvThermal(int ctrlval);
+    
+    /* configuration */
+    void set_gravity(int g);
+    void set_ODR(int o);
+    void set_powermode(int m);
+    void set_wakeupmode(void);
+    void set_scalefactor(void);
+    void start(void);
+    void stop(void);
+        
+private:    
+    /* locked */
+    ADXL362();
+
+    /* information store */
+    Serial *uart;
+    SPI *_spi;
+    DigitalOut *_cs;
+    int odr;
+    AccelTemp minStore;
+    AccelTemp maxStore;
+    
+    /* realvalue */
+    float gravity;
+    float scaleAccel;
+    float scaleThermal;
+    float offsetThermal;
+
+    /* convert value */
+    void convertSensorData(AccelTemp*, int *);
+    int ext12bitToInt(int l, int h);
+    
+    /* update internal min/max */
+    void initMinMax(AccelTemp *min, AccelTemp *max);
+    void updateMinMax(AccelTemp *min, AccelTemp *max, AccelTemp *getData);
+     
+    
+    /* communication via SPI*/
+    void chipSelOn(void);
+    void chipSelOff(void);
+    void chipSelDelay(void);
+    
+    /* R/W primitives */
+    int regRD(int);
+    void regWR(int, int);
+    void regBurstRD(int, int, int*);
+};
+
+#endif /* _ADXL362_H_ */
\ No newline at end of file