The USB 3.1 / 3.2 internal Type-C header is a 20-pin vertical connector on motherboards providing one USB Type-C front panel port at 10 Gbps with optional power delivery.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | VBUS | +5V power | PWR |
| 2 | VBUS | +5V power | PWR |
| 3 | CC1 | Config channel 1 | BUS |
| 4 | CC2 | Config channel 2 | BUS |
| 5 | D+ | USB 2.0 D+ | BUS |
| 6 | D- | USB 2.0 D- | BUS |
| 7 | TX1+ | SuperSpeed TX1 positive | BUS |
| 8 | TX1- | SuperSpeed TX1 negative | BUS |
| 9 | RX1+ | SuperSpeed RX1 positive | BUS |
| 10 | RX1- | SuperSpeed RX1 negative | BUS |
| 11 | TX2+ | SuperSpeed TX2 positive | BUS |
| 12 | TX2- | SuperSpeed TX2 negative | BUS |
| 13 | RX2+ | SuperSpeed RX2 positive | BUS |
| 14 | RX2- | SuperSpeed RX2 negative | BUS |
| 15 | GND | Ground | GND |
| 16 | GND | Ground | GND |
| 17 | SBU1 | Sideband use 1 | BUS |
| 18 | SBU2 | Sideband use 2 | BUS |
| 19 | GND | Ground | GND |
| 20 | GND | Ground | GND |
The USB 3.1 / 3.2 internal Type-C header is a 20-pin vertical connector on motherboards providing one USB Type-C front panel port at 10 Gbps with optional power delivery.