# BiBoard V1

The joint calibration interface for Bittle X+Arm which uses BiBoard V1 in the Petoi Desktop App is as follows:

<figure><img src="/files/c2xhtXbVZNXlLGgRgtCT" alt=""><figcaption></figcaption></figure>

{% hint style="info" %}
The servo slider is not available in the light yellow background area in the interface.
{% endhint %}


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