Inclinometer Sketch

#include <math.h>
#include <LiquidCrystal.h>

LiquidCrystal lcd(8, 9, 4, 5, 6, 7);
const int xpin = A2; // x-axis of the accelerometer

const int ypin = A1; // y-axis

const int zpin = A3;// z-axis

int x_data;

int y_data;

int z_data;

float x_rad;

float y_rad;

float degree;

unsigned long time;

void setup() {

 // initialize the serial communications:

 Serial.begin(57600);
 lcd.begin(16,2);
 lcd.print("Angle:");
}

void loop() {

 x_data = analogRead(xpin);
 y_data = analogRead(ypin);
 z_data = analogRead(zpin);
//
// /*time = millis();
////
//// Serial.print(time); //prints time since program started
////
////Serial.print("\t"); */
//
// // print the sensor values:
//
//
// // print a tab between values:
//
// Serial.print(x_data);
//
// Serial.print("\t");
//
//
//
// // print a tab between values:
//
// Serial.print(y_data);
//
// Serial.print("\t");


// Serial.println(z_data);

 x_rad = x_data-329.9997;
y_rad = y_data-329.9997;

degree = ( atan2(y_rad, x_rad)*180/PI);
//
Serial.println(degree);
 
lcd.setCursor(0,7);
lcd.print(degree);
// 

 // delay before next reading:

 delay(500);

}

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