USB IO board demonstration kit
Channel: Review Display systems
Date: 2022-06-22

The USB IO board allows one USB port to drive a host of IO ports such as: 
s, 
NFC for user/admin access control
7 x 12V outputs (PWM selectable)
9 x 3.3V outputs (PWM selectable)
9 digital inputs
7 digital outputs 3.3V
1 mains relay
Onboard Temperature and Humidity sensor