PC87312 is Floppy Disk Controller manufactured by National Semiconductor.
| Part Number | Description |
|---|---|
| PC87310 | Dual UART |
| PC87311 | Floppy Disk Controller |
| PC87311A | Floppy Disk Controller |
| PC87317VUL | Plug and Play Compatible |
| PC87303VUL | Floppy Disk Controller / Keyboard Controller |
The PC87311A 12 incorporates a floppy disk controller (FDC) two full function UARTs a bidirectional parallel port and IDE interface control logic in one chip The PC87311A includes standard AT XT address decoding for on-chip functions and a Configuration.
