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