The USB 2.0 controller is attached to an external PHY via the PMC MIO. The MIO interface signals are shown with all other I/O's in PMC MIO Pin Table and detailed in the following table.
The USB controller is located in the LPD, but the ULPI I/O signals are routed to the PMC MIO.
| MIO | |||
|---|---|---|---|
| Signal Name | I/O | PMC MIO Pin | MIO-at-a-Glance Table |
| USB_ULPI_RST | Output | 13 | 12 |
|
USB_ULPI_DATA[0] |
I/O |
14 |
4 |
| USB_ULPI_CLK | Input | 18 | 0 |
|
USB_ULPI_DATA[4] |
I/O |
19 |
8 |
| USB_ULPI_DIR | Input | 23 | 1 |
| USB_ULPI_STP | Output | 24 | 2 |
| USB_ULPI_NXT | Input | 25 | 3 |