U2
LOCK
C10
Capacitance
0.1uF
R2
Resistance
10kΩ
C4
Capacitance
22uF
R1
Resistance
100kΩ
C11
Capacitance
0.1uF
C7
Capacitance
1uF
BAT1
R3
Resistance
10kΩ
Regular non-rechargeable AAA battery
Line 1
Line 1
L1
Not Recommended for New Designs
Inductance
2.2uH
C2
Capacitance
22uF
C8
Capacitance
22uF
C1
Capacitance
0.1uF
C9
Capacitance
0.1uF
U3
Manufacturer Part Number
STM32F103C8T6
IC1
PROG
OLED1