Universal I/O Module allows access to all input/output (I/O) ports of the microcontroller on the MicroTRAK development platform. Universal I/O Module has 32 switches to control the microcontroller inputs and 32 LEDs to indicate the port statuses as logic LOW or logic HIGH.Universal I/O Module is powered from a 5 Volt regulated DC power source through the 36-pin input/output connector. Ideal for Internet of Things (IoT) applications.