# Micro USB

## Connector pinout

| Pin | Signal | Voltage |
| --- | ------ | ------- |
| 1   | VCC    | +5.0V   |
| 2   | Data-  | +3.3V   |
| 3   | Data+  | +3.3V   |
| 4   | NC     | NC      |
| 5   | GND    | GND     |

## RDDRONE-FMUK66 Rev. C schematic

![](https://1329960936-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9GLtb-Tz_XaKbQu-Al%2F-LVs4hBY13kxOvZ1pOGG%2F-LVs87kjktzgE2gpEmXO%2FC-USB.png?alt=media\&token=a113b147-5b37-4baa-98a0-e9ca9cfc5a0f)

## RDDRONE-FMUK66 Rev. B schematic

{% hint style="danger" %}
Rev. B (and older boards) are **not supported** anymore. This information is left for reference.
{% endhint %}

![](https://1329960936-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9GLtb-Tz_XaKbQu-Al%2F-LOrvCVzlhjwif35PmiG%2F-LOrtP5SMY-n8TPOihNs%2Fusb.png?alt=media\&token=3354d767-3d4d-4300-be83-aa191501eea2)