Computing Assignment / LED

LED

Dependencies:   mbed

Fork of LED2 by Charlie Bailey

ADXL362.h@0:287361f0056d, 2015-10-29 (annotated)

Committer:
cbailey1994
Date:
Thu Oct 29 11:14:56 2015 +0000
Revision:
0:287361f0056d
LED;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cbailey1994 0:287361f0056d 1 #ifndef _ADXL362_H_
cbailey1994 0:287361f0056d 2 #define _ADXL362_H_
cbailey1994 0:287361f0056d 3
cbailey1994 0:287361f0056d 4 #include "mbed.h"
cbailey1994 0:287361f0056d 5
cbailey1994 0:287361f0056d 6 // ACC Registers
cbailey1994 0:287361f0056d 7 #define ID0 0x00
cbailey1994 0:287361f0056d 8 #define STATUS 0x0b
cbailey1994 0:287361f0056d 9 #define FIFO_EL 0x0c
cbailey1994 0:287361f0056d 10 #define FIFO_EH 0x0d
cbailey1994 0:287361f0056d 11 #define RESET 0x1f
cbailey1994 0:287361f0056d 12 #define FIFO_CTL 0x28
cbailey1994 0:287361f0056d 13 #define FIFO_SAM 0x29
cbailey1994 0:287361f0056d 14 #define INTMAP1 0x2a
cbailey1994 0:287361f0056d 15 #define INTMAP2 0x2b
cbailey1994 0:287361f0056d 16 #define FILTER_CTL 0x2c
cbailey1994 0:287361f0056d 17 #define POWER_CTL 0x2d
cbailey1994 0:287361f0056d 18 #define WR_SPI 0x0a
cbailey1994 0:287361f0056d 19 #define RD_SPI 0x0b
cbailey1994 0:287361f0056d 20 #define RD_FIFO 0x0d
cbailey1994 0:287361f0056d 21 #define DOWN 0
cbailey1994 0:287361f0056d 22 #define UP 1
cbailey1994 0:287361f0056d 23 #define SAMPLE_SET 128
cbailey1994 0:287361f0056d 24
cbailey1994 0:287361f0056d 25 /* Class ADXL362: configure and connect to ADXL362 3-axis accelerometer.
cbailey1994 0:287361f0056d 26 * Richard McWilliam
cbailey1994 0:287361f0056d 27 *
cbailey1994 0:287361f0056d 28 * Example:
cbailey1994 0:287361f0056d 29 *
cbailey1994 0:287361f0056d 30 * #include "mbed.h"
cbailey1994 0:287361f0056d 31 * #include "ADXL362.h"
cbailey1994 0:287361f0056d 32 *
cbailey1994 0:287361f0056d 33 * ADXL362 adxl362(p11, p12, p13, p10); // Accelerometer (mosi, miso, sclk, cs)
cbailey1994 0:287361f0056d 34 *
cbailey1994 0:287361f0056d 35 * int main()
cbailey1994 0:287361f0056d 36 * {
cbailey1994 0:287361f0056d 37 * // local variables
cbailey1994 0:287361f0056d 38 * int8_t x8 = 0;
cbailey1994 0:287361f0056d 39 * int8_t y8 = 0;
cbailey1994 0:287361f0056d 40 * int8_t z8 = 0;
cbailey1994 0:287361f0056d 41 * uint8_t reg;
cbailey1994 0:287361f0056d 42 *
cbailey1994 0:287361f0056d 43 * // set up SPI interface
cbailey1994 0:287361f0056d 44 * adxl362.init_spi();
cbailey1994 0:287361f0056d 45 * // Set up accelerometer
cbailey1994 0:287361f0056d 46 * adxl362.init_adxl362();
cbailey1994 0:287361f0056d 47 *
cbailey1994 0:287361f0056d 48 * // Check settings
cbailey1994 0:287361f0056d 49 * reg = adxl362.ACC_ReadReg(FILTER_CTL);
cbailey1994 0:287361f0056d 50 * printf("FILTER_CTL = 0x%X\r\n", reg);
cbailey1994 0:287361f0056d 51 *
cbailey1994 0:287361f0056d 52 * adxl362.ACC_GetXYZ8(&x8, &y8, &z8); // Fetch sample from ADXL362
cbailey1994 0:287361f0056d 53 * wait(0.1); // Wait is required in this mode
cbailey1994 0:287361f0056d 54 *
cbailey1994 0:287361f0056d 55 * }
cbailey1994 0:287361f0056d 56 */
cbailey1994 0:287361f0056d 57 class ADXL362 {
cbailey1994 0:287361f0056d 58
cbailey1994 0:287361f0056d 59 public:
cbailey1994 0:287361f0056d 60 // Set up object for communcation with ADXL362. Pins are mosi, miso, sclk, cs
cbailey1994 0:287361f0056d 61 ADXL362(PinName mosi, PinName miso, PinName sclk, PinName cbs);
cbailey1994 0:287361f0056d 62 //~ADXL362() {};
cbailey1994 0:287361f0056d 63
cbailey1994 0:287361f0056d 64 // Initialise the SPI interface for ADXL362
cbailey1994 0:287361f0056d 65 void init_spi();
cbailey1994 0:287361f0056d 66
cbailey1994 0:287361f0056d 67 // Initialise ADXL362 in basic capture mode, 8 bit pcakets.
cbailey1994 0:287361f0056d 68 void init_adxl362();
cbailey1994 0:287361f0056d 69
cbailey1994 0:287361f0056d 70 // Fetch a single set of x,y,z packets indicating acceleration
cbailey1994 0:287361f0056d 71 void ACC_GetXYZ8(int8_t* x, int8_t* y, int8_t* z);
cbailey1994 0:287361f0056d 72
cbailey1994 0:287361f0056d 73 // Read specified register of ADXL362
cbailey1994 0:287361f0056d 74 uint8_t ACC_ReadReg( uint8_t reg );
cbailey1994 0:287361f0056d 75
cbailey1994 0:287361f0056d 76 // Write to register of ADXL362
cbailey1994 0:287361f0056d 77 void ACC_WriteReg( uint8_t reg, uint8_t cmd );
cbailey1994 0:287361f0056d 78
cbailey1994 0:287361f0056d 79 private:
cbailey1994 0:287361f0056d 80 SPI SPI_m;
cbailey1994 0:287361f0056d 81 DigitalOut CBS_m;
cbailey1994 0:287361f0056d 82
cbailey1994 0:287361f0056d 83 };
cbailey1994 0:287361f0056d 84
cbailey1994 0:287361f0056d 85 #endif