If You would use an analog input maybe You can read something from the sensor. The if statement needs to be changed into comparing the reading against a threshold.
In the code You use a digital input and it will read 0.42 volt as LOW.
If You would use an analog input maybe You can read something from the sensor. The if statement needs to be changed into comparing the reading against a threshold.
In the code You use a digital input and it will read 0.42 volt as LOW.