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Copy pathaccelerometer_trial.ino
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128 lines (109 loc) · 4.14 KB
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/*****************************************************************************/
// Function: Get the accelemeter of X/Y/Z axis and print out on the
// serial monitor.
// Hardware: 3-Axis Digital Accelerometer(��16g)
// Arduino IDE: Arduino-1.0
// Author: Frankie.Chu
// Date: Jan 11,2013
// Version: v1.0
// by www.seeedstudio.com
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
//
/*******************************************************************************/
#include <Wire.h>
#include <ADXL345.h>
#include "rgb_lcd.h"
rgb_lcd lcd;
ADXL345 adxl; //variable adxl is an instance of the ADXL345 library
void setup(){
Serial.begin(9600);
adxl.powerOn();
//set activity/ inactivity thresholds (0-255)
adxl.setActivityThreshold(75); //62.5mg per increment
adxl.setInactivityThreshold(75); //62.5mg per increment
adxl.setTimeInactivity(10); // how many seconds of no activity is inactive?
//look of activity movement on this axes - 1 == on; 0 == off
adxl.setActivityX(1);
adxl.setActivityY(1);
adxl.setActivityZ(1);
//look of inactivity movement on this axes - 1 == on; 0 == off
adxl.setInactivityX(1);
adxl.setInactivityY(1);
adxl.setInactivityZ(1);
//look of tap movement on this axes - 1 == on; 0 == off
adxl.setTapDetectionOnX(0);
adxl.setTapDetectionOnY(0);
adxl.setTapDetectionOnZ(1);
//set values for what is a tap, and what is a double tap (0-255)
adxl.setTapThreshold(50); //62.5mg per increment
adxl.setTapDuration(15); //625us per increment
adxl.setDoubleTapLatency(80); //1.25ms per increment
adxl.setDoubleTapWindow(200); //1.25ms per increment
//set values for what is considered freefall (0-255)
adxl.setFreeFallThreshold(7); //(5 - 9) recommended - 62.5mg per increment
adxl.setFreeFallDuration(45); //(20 - 70) recommended - 5ms per increment
//setting all interrupts to take place on int pin 1
//I had issues with int pin 2, was unable to reset it
adxl.setInterruptMapping( ADXL345_INT_SINGLE_TAP_BIT, ADXL345_INT1_PIN );
adxl.setInterruptMapping( ADXL345_INT_DOUBLE_TAP_BIT, ADXL345_INT1_PIN );
adxl.setInterruptMapping( ADXL345_INT_FREE_FALL_BIT, ADXL345_INT1_PIN );
adxl.setInterruptMapping( ADXL345_INT_ACTIVITY_BIT, ADXL345_INT1_PIN );
adxl.setInterruptMapping( ADXL345_INT_INACTIVITY_BIT, ADXL345_INT1_PIN );
//register interrupt actions - 1 == on; 0 == off
adxl.setInterrupt( ADXL345_INT_SINGLE_TAP_BIT, 1);
adxl.setInterrupt( ADXL345_INT_DOUBLE_TAP_BIT, 1);
adxl.setInterrupt( ADXL345_INT_FREE_FALL_BIT, 1);
adxl.setInterrupt( ADXL345_INT_ACTIVITY_BIT, 1);
adxl.setInterrupt( ADXL345_INT_INACTIVITY_BIT, 1);
lcd.begin(16, 2);
}
void loop(){
//Boring accelerometer stuff
int x,y,z;
adxl.readXYZ(&x, &y, &z); //read the accelerometer values and store them in variables x,y,z
// Output x,y,z values
Serial.print("values of X , Y , Z: ");
Serial.print(x);
Serial.print(" , ");
Serial.print(y);
Serial.print(" , ");
Serial.println(z);
double xyz[3];
double ax,ay,az;
adxl.getAcceleration(xyz);
ax = xyz[0];
ay = xyz[1];
az = xyz[2];
Serial.print("X=");
Serial.print(ax);
Serial.println(" g");
Serial.print("Y=");
Serial.print(ay);
Serial.println(" g");
Serial.print("Z=");
Serial.println(az);
Serial.println(" g");
Serial.println("**********************");
lcd.setCursor(0,0);
lcd.print("x= ");
lcd.print(x);
lcd.print(" y= ");
lcd.print(y);
lcd.setCursor(0,1);
lcd.print(" z= ");
lcd.print(z);
delay(300);
}