CA9312
CA9312
| Bus type | ISA |
|---|---|
| Bus width | 16-bit |
| Bus speed | 8 MHz |
| 8-bit ISA compatible? | |
| Manufacturer | Unknown |
| Chipset | HMC |
| Compatible with | IDE, PC Floppy, RS232, LPT, Gameport |
| Connectors | RS232/DB9, LPT |
| Requires -5VDC? | No |
| Requires -12VDC? | Yes |
| Config method | Jumpers |
| IO Controller | |
| Serial ports | 2 |
| UART | |
| COM1/2/3/4? | Yes / Yes / Yes / Yes |
| Parallel ports | 1 |
| Bi-dir? | |
| ECP? | |
| EPP? | |
| LPT1/2/3/4? | Yes / Yes / No / No |
| Game ports | 1 |
| Floppy Controller | |
| Floppy buses | 1 |
| Drives per bus | 2 |
| Secondary? | No |
| ROM type | None |
| IDE Controller | |
| IDE buses | 1 |
| Primary? | Yes |
| Secondary? | No |
| Tertiary? | No |
| Quaternary? | No |
| ROM type | None |
| Driver | N/A |
The CA9312 is a generic Super I/O board from an unknown manufacturer.
The card is notable as IRQs 2 and 5 can be selected for the serial ports, to avoid conflicting with IRQs 4 and 3 for COM1 and COM2 on another card.
Additional photos
Underside
