SJ1
SJ5
+3V3
R9
Resistance
10kΩ
R2
Resistance
1kΩ
R3
Resistance
1kΩ
C3
Capacitance
1uF
+3V3
+3V3
R1
Resistance
1kΩ
+3V3
LORA_DATA
LORA_RST
SWDIO
CIPO
RST
EINK_CS
TX_LED
SWCLK
VBAT
CIPO
SDA
USB_D-
CLK
RX_LED
SCL
USB_D+
COPI
LORA_CS
TX_LED
GND
EINK_BUSY
D3
U6
D2
D5
S2
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