The point is: In my code I let the Arduino never output 5V. The high level of the signal is only done by the resistors. This also prevents a shortcut when the Arduino outputs 5V and the sensor tries to pull it to ground.
The point is: In my code I let the Arduino never output 5V. The high level of the signal is only done by the resistors. This also prevents a shortcut when the Arduino outputs 5V and the sensor tries to pull it to ground.