#include <Wire.h>
void setup()
{
Serial.begin(115200);
Serial.print("Scanning the I2C bus:");
Wire.begin(); // Start with default pins for SDA and SCL
for(int address = 1; address < 128; address++)
{
Wire.beginTransmission(address);
int error = Wire.endTransmission();
if(error == 0)
{
Serial.print(" 0x");
Serial.print(address,HEX);
}
}
Serial.println(" Done");
}
void loop()
{
delay(10);
}