SC499-2 IO card Settings and Configuration
IRWIN
SC499-2
Card Type | Tape drive controller |
Hard Drives supported | None |
Floppy drives supported | None |
Data Bus | 8-bit ISA |
Card Size | Half-length, full-height |
CONNECTIONS | |
Function | Label |
Tape drive interface | J3 |
Note:Number of pins is unidentified. | |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Factory configured - do not alter | A/8 | Closed |
» | PC's <386-20 mode enabled | B/1 | Open |
| PC's >386-20 mode enabled | B/1 | Closed |
» | POST enabled | C/1 | Closed |
| POST disabled | C/1 | Open |
» | Factory configured - do not alter | C/2 | Open |
» | Factory configured - do not alter | C/3 | Open |
» | Factory configured - do not alter | C/4 | Open |
» | Factory configured - do not alter | C/5 | Closed |
» | Factory configured - do not alter | C/6 | Closed |
» | Factory configured - do not alter | C/7 | Open |
Note: When installing the controller in a PC >386-20 disable POST. | |||
DMA CHANNEL SELECTION | |||||||
Channel | B1/1 | B1/2 | B1/3 | B2/1 | B2/2 | B2/3 | |
» | 1 | Closed | Open | Open | Closed | Open | Open |
| 2 | Open | Closed | Open | Open | Closed | Open |
| 3 | Open | Open | Closed | Open | Open | Closed |
BASE I/O ADDRESS SELECTION | ||||||||
Address | A/1 | A/2 | A/3 | A/4 | A/5 | A/6 | A/7 | |
| 100h | Closed | Closed | Closed | Closed | Closed | Open | Closed |
» | 200h | Closed | Closed | Closed | Closed | Closed | Closed | Open |
| 220h | Closed | Closed | Open | Closed | Closed | Closed | Open |
| 280h | Closed | Closed | Closed | Closed | Open | Closed | Open |
| 300h | Closed | Closed | Closed | Closed | Closed | Open | Open |
| 338h | Open | Open | Open | Closed | Closed | Open | Open |
| 350h | Closed | Open | Closed | Open | Closed | Open | Open |
| 360h | Closed | Closed | Open | Open | Closed | Open | Open |
| 370h | Closed | Open | Open | Open | Closed | Open | Open |
INTERRUPT SELECTION | |||||||
Setting | B/2 | B/3 | B/4 | B/5 | B/6 | B/7 | |
| IRQ2 | Closed | Open | Open | Open | Open | Open |
» | IRQ3 | Open | Closed | Open | Open | Open | Open |
| IRQ4 | Open | Open | Closed | Open | Open | Open |
| IRQ5 | Open | Open | Open | Closed | Open | Open |
| IRQ6 | Open | Open | Open | Open | Closed | Open |
| IRQ7 | Open | Open | Open | Open | Open | Closed |
MISCELLANEOUS TECHNICAL NOTES |
The SC499-2 is used with FasTape tape drive. The tape drive cannot be used in EISA systems , 486 or 386 faster than 25MHz. |
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