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Attention:
The 4Pin terminal block is marked with silkscreen 1234. The red line
of right rear motor is connected to terminal 1, black line is linked
with end 2. The red line of left front motor is attached to terminal 3,
black line is linked with port 4.
Left photo resistor
-
+
S
Right
→
→
→
Photo
Sensor Shield
G(GND)
V(VCC)
A1
Sensor Shield
164