# BiBoard V1

## Servo wiring

BiBoard V1(for Bittle X V2), Please check this page to [identify your BiBoard version](https://docs.petoi.com/desktop-app/firmware-uploader#biboard-version).

Although the BiBoard V1 has only 12 pins, the joint index numbers are configured in the same order as the NyBoard. The connection between the joint servo and the pin is shown in the figure below：

<figure><img src="/files/A85Of0mRsptTSWZeZeM7" alt=""><figcaption></figcaption></figure>

#### Wiring instruction for BiBoard V1

Please ensure the black wire (or the darkest wire - ground wire) is closest to the board and all the servos are connected to the correct sockets on the circuit board in the proper orientation.

{% embed url="<https://youtu.be/A2RM1tplOtM>" %}
Bittle X with BiBoard V1 assembly and wiring tutorial
{% endembed %}


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