WYSE TECHNOLOGY, INC.
WY-994
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Data bus: 16-bit, PC/AT
Size: Half-length, full-height card
Hard drives supported: Two IDE Interface (AT) drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
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CONNECTIONS | |
|
Function |
Location |
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25-pins parallel port (LPT1/2) external |
CN1 |
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9-pin serial port 1 (COM1/3)-external |
CN2 |
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9-pin serial port 2 (COM2/4) internal |
CN3 |
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34-pin data cable connector-floppy drive |
J1 |
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40-pin IDE Interface (AT) control cable connector-hard drive |
J5 |
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4-pin connector-drive active LED |
J6 |
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USER CONFIGURABLE SETTINGS | |||
|
Function |
Location |
Setting | |
|
Factory configured - do not alter |
W1 |
open | |
|
Factory configured - do not alter |
W2 |
open | |
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Hard drive enabled |
W3 |
pins 1 & 2 open | |
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Hard drive disabled |
W3 |
pins 1 & 2 closed | |
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Factory configured - do not alter |
W3 |
pins 3 & 4 open | |
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Floppy drive interrupt request is IRQ6 |
W4 |
pins 1 & 2 open | |
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Floppy drive interrupt request is disabled |
W4 |
pins 1 & 2 closed | |
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Floppy drive port address is 3F0-3F7h |
W4 |
pins 3 & 4 closed | |
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Floppy drive port address is 370-3F7h |
W4 |
pins 3 & 4 open | |
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PARALLEL PORT CONFIGURATION | |||||
|
LPT |
W5/1 & 2 |
W5/3 & 4 |
W6/3 & 4 |
W6/1 & 2 | |
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LPT1 (378-37Fh) on IRQ7 |
open |
closed |
closed |
open | |
|
LPT2 (278-27Fh) on IRQ5 |
open |
open |
open |
closed | |
|
Disabled |
closed |
N/A |
N/A |
N/A | |
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SERIAL PORT CONFIGURATION - W5 | |||||
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Port 1 (CN2) |
Port 2 (CN3) |
pins 5 & 6 |
pins 7 & 8 |
pins 9 & 10 |
pins 11 &12 |
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COM1 3F8-3FFh |
COM2 2F8-2FFh |
open |
closed |
open |
closed |
|
COM1 3F8-3FFh |
COM4 2E8-2EFh |
open |
open |
closed |
open |
|
COM3 3E8-3EFh |
COM2 2F8-2FFh |
closed |
open |
open |
closed |
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COM3 3E8-3EFh |
COM4 2E8-2EFh |
closed |
open |
closed |
open |
|
Disabled |
Disabled |
closed |
closed |
closed |
closed |
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COM PORTS INTERRUPT REQUEST - W6 | |||||
|
IRQ |
pins 5 & 6 |
pins 7 & 8 |
pins 5 & 7 |
pins 6 & 8 | |
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COM1 or COM3 IRQ4 |
open |
closed |
open |
open | |
|
COM1 or COM3 IRQ3 |
open |
open |
open |
closed | |
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COM2 or COM4 IRQ3 |
closed |
open |
open |
open | |
|
COM2 or COM4 IRQ4 |
open |
open |
closed |
open | |
|
Disabled |
closed |
closed |
closed |
closed | |