Understand that the HydraBus is undoubtedly an immensely able tool, and combining it with an USB isolator enhances basic safety, trustworthiness, and accuracy in different situations.1x GND 3V3 (P2 with 2 pins 2.54mm) connector can be employed to electric power externally the WCH CH569 MCU (it is suggested to remove the P4/SHUNT in that case It is