SDA
SDA
OUT
MISO
SDA
FAULT
+5V
SCK'
+5V
+5V
SCK
FAULT
OUT
SCK
OUT
+5V
SDA
SCK
J2
J4
J3
LED1
R3
Resistance
9.1KΩ
R2
Resistance
36KΩ
R1
Resistance
1KΩ
U2
R5
Resistance
4.7KΩ
SW1
R4
Resistance
18KΩ
C2
Capacitance
10uF
C1
Capacitance
10uF
U1