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# PLUS DEVELOPMENT CORPORATION
HARDCARD II XL
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Data bus: 16-bit, ISA
Size: Full-length, full-height card
Hard drives supported: One AT Interface (IDE) drives
Floppy drives supported: None
(IMG) IMG 1
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| BIOS AND I/O PORT ADDRESS - SW1 |
|------------------------------------------------------------|
| BIOS | I/O PORT | switch | switch | switch | switch |
| | | 1 | 2 | 3 | 4 |
|----------+-------------+--------+--------+--------+--------|
| C8000h | 170-177h, | on | on | on | on |
| | 376-377h | | | | |
|----------+-------------+--------+--------+--------+--------|
| CA000h | 320-327h, | on | on | on | off |
| | 32E-32Fh | | | | |
|----------+-------------+--------+--------+--------+--------|
| CC000h | 170-177h, | on | on | off | on |
| | 376-377h | | | | |
|----------+-------------+--------+--------+--------+--------|
| CE000h | 320-327h, | on | on | off | off |
| | 32E-32Fh | | | | |
|----------+-------------+--------+--------+--------+--------|
| D0000h | 170-177h, | on | off | on | on |
| | 376-377h | | | | |
|----------+-------------+--------+--------+--------+--------|
| D2000h | 320-327h, | on | off | on | off |
| | 32E-32Fh | | | | |
|----------+-------------+--------+--------+--------+--------|
| D4000h | 170-177h, | on | off | off | on |
| | 376-377h | | | | |
|----------+-------------+--------+--------+--------+--------|
| D6000h | 320-327h, | on | off | off | off |
| | 32E-32Fh | | | | |
|----------+-------------+--------+--------+--------+--------|
| Disabled | 1F0-1F7h, | off | off | on | off |
| | 3F6-3F7h | | | | |
|----------+-------------+--------+--------+--------+--------|
| Disabled | 1F0-1F7h, | off | off | off | off |
| | 3F6-3F7h | | | | |
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| INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | SW1/switch 5 | SW1/switch 6 | SW1/switch 7 |
|------------+---------------+---------------+---------------|
| ยป | IRQ11 | on | off | off |
|---+--------+---------------+---------------+---------------|
| | IRQ12 | off | on | off |
|---+--------+---------------+---------------+---------------|
| | IRQ14 | off | off | on |
+------------------------------------------------------------+
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| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| SW1/switch 8 is not used and must be left "off." |
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