ABC COMPUTER COMPANY, LTD.
16 BIT MULTI-I/O
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Data bus: |
16-bit, ISA |
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Size: |
Half-length, full-height card |
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Hard drive supported: |
Two IDE (AT) Interface drives |
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Floppy drives supported: |
Four 360KB, 720KB, 1.2MB, or 1.44MB drives |
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CONNECTIONS | |
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Function |
Location |
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34-pin control cable connector - floppy drive |
J1 |
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34-pin control cable connector - floppy drive/tape drive |
J2 |
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2-pin connector - Drive active LED |
J3 |
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40-pin IDE(AT) Interface connector |
J4 |
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10-pin serial port (COM1/3) - internal |
J5 |
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10-pin serial port (COM2/4) - internal |
J6 |
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15-pin game port - external |
J7 |
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25-pin parallel port (LPT1/2) - external |
J8 |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
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Disk change signal is set to normal operation |
JP1 |
closed | |
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Disk change signal is set to diagnostic mode |
JP1 |
open | |
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I/O Channel Ready signal disabled |
JP2 |
closed | |
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I/O Channel Ready signal enabled |
JP2 |
open | |
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Game Port (J7) enabled |
JP10 |
closed | |
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Game Port (J7) disabled |
JP10 |
open | |
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PARALLEL PORT (J8) CONFIGURATION | ||||
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LPT/IRQ |
JP3 |
JP6 |
JP9 | |
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LPT1/IRQ7 |
on |
off |
pins 2 & 3 closed | |
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LPT2/IRQ5 |
off |
on |
pins 1 & 2 closed | |
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Disabled |
off |
off |
n/a | |
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SERIAL PORT 2 (J6) CONFIGURATION | |||
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COM/IRQ |
JP4 |
JP7 | |
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COM2/IRQ3 |
closed |
pins 1 & 2 closed | |
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COM4/IRQ5 |
open |
pins 2 & 3 closed | |
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SERIAL PORT 1 (J5) CONFIGURATION | |||
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COM/IRQ |
JP5 |
JP8 | |
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COM1/IRQ4 |
closed |
pins 1 & 2 closed | |
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COM3/IRQ9 |
open |
pins 2 & 3 closed | |