HOW HYDRABUS CAN SAVE YOU TIME, STRESS, AND MONEY.

An USB isolator helps eradicate floor loops and minimizes electromagnetic interference (EMI) involving the computer plus the connected product.1x GND 3V3 (P2 with 2 pins 2.54mm) connector can be used to power externally the WCH CH569 MCU (it is suggested to eliminate the P4/SHUNT in that situation It's not necessarily mandatory since the 3V3 LDO IC