The micro USB connector provides power to the debug module and is the main communication to the host machine. A USB cable must be connected to the micro USB connector to provide power and operate correctly.
| Pin | Signal | Function |
|---|---|---|
| 1 | USB_VBUS | USB power |
| 2 | USB_DN | USB differential pair |
| 3 | USB_DP | USB differential pair |
| 4 | USB_ID | No Connect |
| 5 | GND | Ground |