SPRUIG1A September 2017 – October 2025
The fourth port of the Processor Module's USB 3.0 hub is connected to P6 and is limited to USB 2.0 (High-speed).
| Pin Number | Signal | Description |
|---|---|---|
| 1 | USB4VBUS | USB Hub Port 4 5V Supply |
| 2 | USB_DM3 | USB Hub Port 4 High-speed Transceiver (Negative) |
| 3 | USB_DP3 | USB Hub Port 4 High-speed Transceiver (Positive) |
| 4 | GND1 | Ground |
| 5 | GND2 | Ground |
| 6 | eSATA_T+ | eSATA Data Transmit (Positive) |
| 7 | eSATA_T- | eSATA Data Transmit (Negative) |
| 8 | GND3 | Ground |
| 9 | eSATA_R- | eSATA Data Receive (Negative) |
| 10 | eSATA_R+ | eSATA Data Receive (Positive) |
| 11 | GND4 | Ground |
| M1 | NC | No Connect |
| M2 | NC | No Connect |