//Lorena Delgado Piña, 2021 Fab Academy, Networking and Communications week 
//Hello Piña! 3.0 + Accelerometer + Computer
//Code made by Lorena Delgado Piña



#include <SPI.h>
#include <Wire.h>
#include <SparkFun_ADXL345.h> 
ADXL345 adxl = ADXL345();

//accelerometer values

int xposition0 = -33;
int xposition1 = 2;
int xposition2 = 35;
int xposition3 = -24;
int margin = 2;




void setup() 
{
  //accelerometer
   Serial.begin(9600);             
   Serial.println("Iniciar");
   Serial.println();

   adxl.powerOn();            
   adxl.setRangeSetting(16);       //Definir el rango, valores 2, 4, 8 o 16



}
void loop() 
{
   //leer los valores e imprimirlos
   int x, y, z;
   adxl.readAccel(&x, &y, &z);  
   //Si el valor de accelerometro conincide con la posicion cero, se encienden en rojo)
   Serial.println(x);


   
  if (x > xposition0 - margin && x < xposition0 + margin){ 
     Serial.println("POSITION ZERO");
     
  } else { 
          if (x > xposition1 - margin && x < xposition1 + margin){ 
          Serial.println("POSITION ONE");
          }else {
                  if (x > xposition2 - margin && x < xposition2 + margin){ 
                  Serial.println("POSITION TWO");
                }else {
                        if (x > xposition3 - margin && x < xposition3 + margin){ 
                        Serial.println("POSITION THREE");
                       }else {
                              Serial.println(",");
                            }
                      }
                }
          }

                         

   delay(500);
}