I’m trying to connect my Arduino Mega serial to my MangOH Yellow. The Arduino Mega is connected with his USB-B port to the IoT Card on the MangOH Yellow. How to read the USB Pinout (pin 2 - 3) with the IoT Card on the MangOH Yellow?
I tried it with UPS without any result.
Iot Card: https://mangoh.io/iot-cards