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Step Three
Fig.1 Fig.2
Fig.3
Fig.4 Fig.5
1. Potentiometer connection mode (as shown in Fig.1).
2. The potentiometer is connected to the microcontroller and the blue wire is connected to P2
on the board (as shown in Fig.2).
3. The wires with terminals of the button switch are connected to L1 and L2 on the board
respectively(as shown in Fig.3).
4. Rotary switch and there are figures on it, which is used for control of the positive and the
reverse rotation of the motor (as shown in Fig.4).
5. DC motor (as shown in Fig.5).
