THE HYDRABUS DIARIES

The reader initializes the interaction. The RF area is activated, and several other low degree instructions are exchanged to detect a suitable card.1x GND 3V3 (P2 with two pins 2.54mm) connector may be used to power externally the WCH CH569 MCU (it is suggested to eliminate the P4/SHUNT in that situation It's not obligatory as the 3V3 LDO IC1 is sa