Diff: ADXL362.h

Revision:

0:2e21c4508cab

Child:

1:ae171c032dc0

diff -r 000000000000 -r 2e21c4508cab ADXL362.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ADXL362.h	Wed May 18 15:17:10 2016 +0000
@@ -0,0 +1,257 @@
+#ifndef ADXL362_H_
+#define ADXL362_H_
+
+/**
+*   @file     ADXL362.cpp
+*   @brief    Header file for ADXL362
+*   @author   Analog Devices Inc.
+*
+* For support please go to:
+* Github: https://github.com/analogdevicesinc/mbed-adi
+* Support: https://ez.analog.com/community/linux-device-drivers/microcontroller-no-os-drivers
+* Product: http://www.analog.com/adxl362
+* More: https://wiki.analog.com/resources/tools-software/mbed-drivers-all
+
+********************************************************************************
+* Copyright 2016(c) Analog Devices, Inc.
+*
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*  - Redistributions of source code must retain the above copyright
+*    notice, this list of conditions and the following disclaimer.
+*  - Redistributions in binary form must reproduce the above copyright
+*    notice, this list of conditions and the following disclaimer in
+*    the documentation and/or other materials provided with the
+*    distribution.
+*  - Neither the name of Analog Devices, Inc. nor the names of its
+*    contributors may be used to endorse or promote products derived
+*    from this software without specific prior written permission.
+*  - The use of this software may or may not infringe the patent rights
+*    of one or more patent holders.  This license does not release you
+*    from the requirement that you obtain separate licenses from these
+*    patent holders to use this software.
+*  - Use of the software either in source or binary form, must be run
+*    on or directly connected to an Analog Devices Inc. component.
+*
+* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
+* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
+* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+* IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
+* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+* LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*
+********************************************************************************/
+
+#include "mbed.h"
+
+class ADXL362
+{
+public:
+
+    /* Temperature parameters */
+    typedef enum {
+        DEVID_AD = 0x00,
+        DEVID_MST = 0x01,
+        PARTID = 0x02,
+        REVID = 0x03,
+        XDATA = 0x08,
+        YDATA = 0x09,
+        ZDATA = 0x0A,
+        STATUS = 0x0B,
+        FIFO_ENTRIES_L = 0x0C,
+        FIFO_ENTRIES_H = 0x0D,
+        XDATA_L = 0x0E,
+        XDATA_H = 0x0F,
+        YDATA_L = 0x10,
+        YDATA_H = 0x11,
+        ZDATA_L = 0x12,
+        ZDATA_H = 0x13,
+        TEMP_L = 0x14,
+        TEMP_H = 0x15,
+        // Reserved = 0x16;
+        // Reserved = 0x17;
+        SOFT_RESET = 0x1F,
+        THRESH_ACT_L = 0x20,
+        THRESH_ACT_H = 0x21,
+        TIME_ACT = 0x22,
+        THRESH_INACT_L = 0x23,
+        THRESH_INACT_H = 0x24,
+        TIME_INACT_L = 0x25,
+        TIME_INACT_H = 0x26,
+        ACT_INACT_CTL = 0x27,
+        FIFO_CONTROL = 0x28,
+        FIFO_SAMPLES = 0x29,
+        INTMAP1 = 0x2A,
+        INTMAP2 = 0x2B,
+        FILTER_CTL = 0x2C,
+        POWER_CTL = 0x2D,
+        SELF_TEST = 0x2E,
+    } ADXL362_register_t;
+
+    typedef enum {
+        STANDBY = 0x00,
+        MEASUREMENT = 0x02
+    } ADXL362_modes_t;
+
+    typedef enum {
+        ERR_USER_REGS = 0x80,
+        AWAKE = 0x40,
+        INACT = 0x20,
+        ACT = 0x10,
+        FIFO_OVERRUN = 0x08,
+        FIFO_WATERMARK = 0x04,
+        FIFO_READY = 0x02,
+        DATA_READY = 0x01
+    } ADXL362_STATUS_reg_bits_t;
+
+    typedef enum {
+        LINKLOOP1 = 0x20,
+        LINKLOOP0 = 0x10,
+        DEFAULTMODE = 0x00,
+        LINKED_MODE = 0x10,
+        LOOP_MODE = 0x30,
+        INACT_REF = 0x08,
+        INACT_EN = 0x04,
+        ACT_REF = 0x02,
+        ACT_EN = 0x01
+    } ADXL362_ACT_INACT_CTL_reg_bits_t;
+
+    typedef enum {
+        AH = 0x08,
+        FIFO_TEMP = 0x04,
+        FIFO_MODE1 = 0x02,
+        FIFO_MODE = 0x01,
+    } ADXL362_FIFO_CONTROL_reg_bits_t;
+
+    typedef enum {
+        FIFO_DISABLED = 0x00,
+        FIFO_OLDEST = 0x01,
+        FIFO_STREAM = 0x02,
+        FIFO_TRIGGERED = 0x03,
+    } ADXL362_FIFO_modes_t;
+
+    typedef enum {
+        INT_LOW = 0x80,
+        INT_AWAKE = 0x40,
+        INT_INACT = 0x20,
+        INT_ACT = 0x10,
+        INT_FIFO_OVERRUN = 0x08,
+        INT_FIFO_WATERMARK = 0x04,
+        INT_FIFO_READY = 0x02,
+        INT_DATA_READY = 0x01
+    } ADXL362_INTMAP_reg_bits_t;
+
+    typedef enum {
+        RANGE1 = 0x80,
+        RANGE0 = 0x40,
+        RANGE2G = 0x00,
+        RANGE4G = 0x40,
+        RANGE8G = 0x80,
+        HALF_BW = 0x10,
+        EXT_SAMPLE = 0x08,
+        ODR2 = 0x04,
+        ODR1 = 0x02,
+        ODR0 = 0x01,
+        ODR12HZ = 0x00,
+        ODR25HZ = 0x01,
+        ODR50Hz = 0x02,
+        ODR100HZ = 0x03,
+        ODR200Hz = 0x04,
+        ODR400HZ = 0x07
+    } ADXL362_FILTER_CTL_reg_bits_t;
+
+    typedef enum {
+        EXT_CLK = 0x40,
+        LOW_NOISE1 = 0x20,
+        LOW_NOISE0 = 0x10,
+        NORMAL_OPERATION = 0x00,
+        LOW_NOISE = 0x10,
+        ULTRALOW_NOISE = 0x20,
+        WAKEUP = 0x08,
+        AUTOSLEEP = 0x04,
+        MEASURE1 = 0x02,
+        MEASURE0 = 0x01,
+    } ADXL362_POWER_CTL_reg_bits_t;
+
+    /** SPI configuration & constructor */
+    ADXL362(PinName CS = SPI_CS, PinName MOSI = SPI_MOSI, PinName MISO =
+                SPI_MISO, PinName SCK = SPI_SCK);
+    void frequency(int hz);
+
+    /** Low level SPI bus comm methods */
+    void reset(void);
+    void write_reg(ADXL362_register_t reg, uint8_t data);
+    uint8_t read_reg(ADXL362_register_t reg);
+    uint16_t read_reg_u16(ADXL362_register_t reg);
+    void write_reg_u16(ADXL362_register_t reg, uint16_t data);
+
+    /** ADXL general register R/W methods */
+    void set_power_ctl_reg(uint8_t data);
+    void set_filter_ctl_reg(uint8_t data);
+    uint8_t read_status();
+    void set_mode(ADXL362_modes_t mode);
+
+    /** ADXL X/Y/Z/T scanning methods*/
+    uint64_t scan();
+    uint8_t scanx_u8();
+    uint16_t scanx();
+    uint8_t scany_u8();
+    uint16_t scany();
+    uint8_t scanz_u8();
+    uint16_t scanz();
+    uint16_t scant();
+
+    /** ADXL362 activity methods */
+    void set_activity_threshold(uint16_t threshold);
+    void set_activity_time(uint8_t time);
+    void set_inactivity_threshold(uint16_t threshold);
+    void set_inactivity_time(uint16_t time);
+    void set_act_inact_ctl_reg(uint8_t data);
+
+    /** ADXL362 interrupt methods */
+    void set_interrupt1_pin(PinName in, uint8_t data, void (*callback_rising)(void), void (*callback_falling)(void), PinMode pull = PullNone);
+    void set_interrupt2_pin(PinName in, uint8_t data, void (*callback_rising)(void), void (*callback_falling)(void), PinMode pull = PullNone);
+    void enable_interrupt1();
+    void enable_interrupt2();
+    void disable_interrupt1();
+    void disable_interrupt2();
+
+    void set_polling_interrupt1_pin(PinName in, uint8_t data, PinMode pull = PullNone);
+    void set_polling_interrupt2_pin(PinName in, uint8_t data, PinMode pull = PullNone);
+
+    bool get_int1();
+    bool get_int2();
+
+    /** ADXL362 FIFO methods */
+    uint16_t fifo_read_nr_of_entries();
+    void fifo_setup(bool store_temp, ADXL362_FIFO_modes_t mode, uint16_t nr_of_entries);
+    uint16_t fifo_read_u16();
+    uint64_t fifo_scan();
+
+    SPI adxl362;    ///< SPI instance of the ADXL362
+    DigitalOut cs; ///< DigitalOut instance for the chipselect of the ADXL362
+
+private:
+
+    InterruptIn *_int1;
+    InterruptIn *_int2;
+    DigitalIn _int1_poll;
+    DigitalIn _int2_poll;
+    bool _int1_act_low;
+    bool _int2_act_low;
+    bool _temp_stored_in_fifo;
+
+    const static uint8_t _DUMMY_BYTE = 0xAA;
+    const static uint8_t _WRITE_REG_CMD = 0x0A; // write register
+    const static uint8_t _READ_REG_CMD = 0x0B; // read register
+    const static uint8_t _READ_FIFO_CMD = 0x0D; // read FIFO
+    const static uint8_t _SPI_MODE = 0;
+};
+
+#endif