OLED1
SDA
VBAT
RESET
SCL
GND
ISP
R2
Resistance
100kΩ
R7
Resistance
100kΩ
BAT1
R3
Resistance
0 Ω
R5
Resistance
0 Ω
R1
Resistance
4.7kΩ
U1
R6
Resistance
4.7kΩ
R4
Resistance
100kΩ
USER 1
USER 2
C4
Capacitance
47uF
RST
C3
Capacitance
0.1uF
C2
Capacitance
0.1uF
C1
Capacitance
47uF