#include <Adafruit_MPU6050.h>
#include <Adafruit_Sensor.h>
#include <Wire.h>

Adafruit_MPU6050 mpu;
float dataZ0 = 0;
float dataZ1 = 0;
int distance = 0;
void setup(void) {
  Serial.begin(115200);

  while (!mpu.begin()) {
    Serial.println("MPU6050 not connected!");
    delay(1000);
  }
  Serial.println("MPU6050 ready!");
}

sensors_event_t event;

void loop() {
  dataZ0 = event.acceleration.z;
  mpu.getAccelerometerSensor()->getEvent(&event);

  /*Serial.print("[");
  Serial.print(millis());
  Serial.print("] X: ");
  Serial.print(event.acceleration.x);
  Serial.print(", Y: ");
  Serial.print(event.acceleration.y);
  Serial.print(", Z: ");
  Serial.print(event.acceleration.z);
  Serial.println(" m/s^2");*/
dataZ1 = event.acceleration.z;

/*Serial.print("dataZ0: ");
  Serial.print(dataZ0);
  Serial.print("  dataZ1: ");
  Serial.println(dataZ1);*/
if (dataZ0 == dataZ1){
  if (distance == 11){
   Serial.println("0 meter");
 }
 else if (distance == 22){
   Serial.println("1 meter");
 }
}
else if (dataZ0 > dataZ1){
  Serial.println("Put Down");
distance = 11;
 
}
else if (dataZ0 < dataZ1){
  Serial.println("Lift");
distance = 22;
 
}


  delay(500);
}