In this lab, you will: Construct a prototype
main.cpp
- Committer:
- csinders
- Date:
- 2018-02-20
- Revision:
- 1:fedb70ea0eaa
- Parent:
- 0:d5c236ffbd5e
- Child:
- 2:b56010953f54
File content as of revision 1:fedb70ea0eaa:
#include "mbed.h"
#include "ADXL362.h"
// Interface pulled from ADXL362.cpp
// ADXL362::ADXL362(PinName CS, PinName MOSI, PinName MISO, PinName SCK) :
ADXL362 adxl362(PA_0,PA_7,PA_6,PA_1);
Serial pc(USBTX, USBRX);
int adxl362_reg_print(int start, int length);
int main() {
pc.printf("Starting program\n\r");
adxl362.reset();
wait_ms(600); // we need to wait at least 500ms after ADXL362 reset
adxl362.set_mode(ADXL362::MEASUREMENT);
int8_t x,y,z;
adxl362_reg_print(0,1);
wait_ms(1000);
/* Commented out while working on adxl362_reg_print
while(1) {
x=adxl362.scanx_u8();
y=adxl362.scany_u8();
z=adxl362.scanz_u8();
pc.printf("x = %d y = %d z = %d\r\n",x,y,z);
wait_ms(100);
}
*/
}
int adxl362_reg_print(int start, int length) {
// Check if start is within registry
if (start < 0 || start > 0x2E) {
pc.printf("Error: start value passed to adxl362_reg_print outside of range of registry\n\r");
return -1;
}
// check if length is negative
if (length < 0) {
pc.printf("Error: length passed to adxl362_reg_print is negative\n\r");
return -1;
}
// check if valid communication with device going
// For some reason getting 0xAC instead of 0xAD?
// Printing out what value we are getting
int ableToRead = adxl362.read_reg(adxl362.DEVID_AD);
pc.printf("ableToRead = %d\n\r", ableToRead);
/* TEMPORARILY COMMENTED OUT WHILE IT IS READING INCORRECTLY
if (ableToRead != 0xAD) {
pc.printf("Error: Unable to read from DEVID_AD register\n\r");
return -1;
}
*/
// String array with all of the names of the different registers in order
char regNames [37][20] = {
"DEVID_AD", "DEVID_MST", "PARTID",
"REVID", "XDATA", "YDATA",
"ZDATA", "STATUS", "FIFO_ENTRIES_L",
"FIFO_ENTRIES_H", "XDATA_L", "XDATA_H",
"YDATA_L", "YDATA_H", "ZDATA_L",
"ZDATA_H", "TEMP_L", "TEMP_H",
"RESERVED", "RESERVED", "SOFT_RESET",
"THRESH_ACT_L", "THRESH_ACT_H", "TIME_INACT_L",
"TIME_ACT", "THRESH_INACT_L", "THRESH_INACT_H",
"TIME_INACT_L", "TIME_INACT_H", "ACT_INACT_CTL",
"FIFO_CONTROL", "FIFO_SAMPLES", "INTMAP1",
"INTMATP2", "FILTER_CTL", "POWER_CTL",
"SELF_TEST"};
// Example for first two registers
// I think their is a better way to do this, but unsure of how.
for (int i = 0; i < 2; i++) {
uint8_t tmp; // hex value location of the register
uint8_t hexValue; // Hex value of the register
// May need to increment the registers inside of the if, since the values
// are not always sequential
// You can find registers inside of ADXL362.h file in ADXL362 folder
// they are the ADXL362_register_t
if (i == 0) {
tmp = adxl362.read_reg(adxl362.DEVID_AD);
hexValue = 0x00;
} else if (i == 1) {
tmp = adxl362.read_reg(adxl362.DEVID_MST);
hexValue = 0x01;
}
pc.printf("%#04x: %s=%#04x\n\r", hexValue, regNames[i], tmp); // Print register
}
return 1;
// below is github with data for ADXL362 methods
//https://github.com/analogdevicesinc/mbed-adi/blob/master/libraries/ADXL362/ADXL362.cpp
}