An USB isolator can help eliminate floor loops and cuts down electromagnetic interference (EMI) among the pc and also the linked machine. 1x GND 3V3 (P2 with 2 pins two.54mm) connector can be used to electrical power externally the WCH CH569 MCU (it is usually recommended to remove the P4/SHUNT https://hydrabus95173.review-blogger.com/55036250/an-unbiased-view-of-hydrabus