Hello Brahimdjadir,

please see this video tutorial https://revolutionpi.com/tutorials/video-tutorials/ Number #14. It's show how to use counter and Encoder for RevPi DIO. It will be the same for RevPi DI.
The maximum frequency resolution of the counter inputs for RevPi DI is 2 kHz (corresponding ...

Hello Guys

I am trying to use DI to read pulse data from the sensor with frequency varying from 2Hz to 2Khz after configuring DI to counter mode.
I tested the module, and when checking the counter value it is always 0 until I disconnect the sensor it increments by 1.
I tried both falling and rising ...