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  3. SNAM5300 four-degree-of-freedom aluminum alloy knob arm Arduino kit
  4. Description
  5. 2. Test all circuits to work properly

2. Test all circuits to work properly

1. Install the potentiometer expansion board on the arduino

2. Connect four servos to the potentiometer expansion board

3. Plug the adapter into the potentiometer expansion board

4. Turn the four knobs in turn to see if the servos rotate together

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