1. Connect AD0-pin of the sensor at GND pin of NANO.
2. Upload the following sketch in your NANO and report what message you have got in the Serial Monitor.
#include<Wire.h>
void setup()
{
Serial.begin(9600);
Wire.begin();
Wire.beginTransmission(0x68);
byte busStatus = Wire.endTransmission();
if(busStatus != 0)
{
Serial.print("Senor is not found on I2C Bus!");
while(1); //wait for ever
}
Serial.println("Sensor is found on the I2C Bus.");
}
void loop()
{
}