An USB isolator allows eradicate floor loops and minimizes electromagnetic interference (EMI) amongst the pc as well as the related gadget. 1x GND 3V3 (P2 with 2 pins two.54mm) connector may be used to ability externally the WCH CH569 MCU (it is recommended to get rid of the P4/SHUNT in https://connerfypgx.wikiannouncement.com/7960922/top_guidelines_of_hydrabus