PCMCIA Type II (PC Card) is the 68-pin slot used for laptop expansion cards in the 1990s and early 2000s. Cards are 5mm thick supporting NICs, modems, storage, and wireless adapters.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | GND | Ground | GND |
| 2 | D3 | Data bit 3 | I/O |
| 3 | D4 | Data bit 4 | I/O |
| 4 | D5 | Data bit 5 | I/O |
| 7 | CE1# | Card enable 1 | I/O |
| 11 | A10 | Address bit 10 | I/O |
| 36 | CD1# | Card detect 1 | I/O |
| 37 | D11 | Data bit 11 | I/O |
| 68 | GND | Ground | GND |