SWCLK
SCL
USER
RST
RFID_IRQ
RFID_RST
BOOT
SCK
SWDIO
RFID_CS
BOOT
SWDIO
SDA
MOSI
USER
RST
SDA
SWCLK
SCL
LOCK
LOCK
MISO
C5
Capacitance
0.01uF
C6
Capacitance
0.01uF
C3
Capacitance
0.01uF
C4
Capacitance
22uF
BOOT
USER
C8
Capacitance
22uF
EN
U2
LOCK
R2
Resistance
10kΩ
+3V3
+3V3
R3
Resistance
10kΩ
+3V3
IC1
PROG
OLED1