PCMCIA/JEIDA (PC card)
Parallel bus for memories and I/O devices
- under control of a single master processor (no arbitration)
- 16-bit wide data transfers, 26-bit address space
Designed for portable applications
- 3.3mm thick cards with 68-pin connectors (2 rows of 34 pins)
- 5.0v or 3.3v operation
- supports hot-insertion/removal
- short power pins
- medium length signal pins
- long ground pins
Card types
- PCMCIA type I: 3.3mm thick cards (requires QFP surface mount)
- PCMCIA type II: 5mm (for cabling, e.g., FAX/modem)
- PCMCIA type III: 10.5mm (for hard disks, wireless transceivers)