DATA TECHNOLOGY CORPORATION
DTC2280 (400485-89A)
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Data bus: |
16-bit, ISA |
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Size: |
Half-length, half-height card |
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Hard drive supported: |
Two IDE (AT) Interface drives |
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Floppy drives supported: |
Two 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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40-pin IDE(AT) Interface connector |
J2 |
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16-pin game port - internal |
J3 |
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10-pin serial port (COM1/3/4) - internal |
J4 |
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10-pin serial port (COM2/3/4) - internal |
J6 |
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25-pin parallel port (LPT1/2/3) - external |
J7 |
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2-pin connector - Drive active LED |
JP1 |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
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Parallel port is uni-directional |
JP3 |
closed | |
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Parallel port is bi-directional |
JP3 |
open | |
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Hard drive port address is 3F6-3F7, 1F0-1F7h |
JP4/A |
pins 2 & 3 closed | |
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Hard drive port address is 376-377, 170-177h |
JP4/A |
pins 1 & 2 closed | |
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Hard drive enabled |
JP4/B |
pins 1 & 2 closed | |
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Hard drive disabled |
JP4/B |
pins 2 & 3 closed | |
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USER CONFIGURABLE SETTINGS (CONTINUED) | |||
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Function |
Location |
Setting | |
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Floppy drive port address is 3F0-3F7h |
JP4/C |
pins 2 & 3 closed | |
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Floppy drive port address is 370-377h |
JP4/C |
pins 1 & 2 closed | |
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Floppy drive enabled |
JP4/D |
pins 1 & 2 closed | |
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Floppy drive disabled |
JP4/D |
pins 2 & 3 closed | |
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SERIAL PORT 1 (J4) CONFIGURATION | |||
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COM |
JP2/A |
JP2/B | |
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COM1 |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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COM3 |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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COM4 |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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SERIAL PORT 2 (J6) CONFIGURATION | |||
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COM |
JP2/C |
JP2/D | |
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COM2 |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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COM3 |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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COM4 |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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PARALLEL PORT (J7) CONFIGURATION | |||
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LPT |
JP2/E |
JP2/F | |
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LPT1 |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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LPT2 |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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LPT3 |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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SERIAL PORT 1 (J4) INTERRUPT REQUEST | ||||
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IRQ |
J5/A |
J5/B |
J5/C | |
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IRQ4 |
closed |
open |
open | |
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IRQ3 |
open |
closed |
open | |
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IRQ5 |
open |
open |
closed | |
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SERIAL PORT 2 (J6) INTERRUPT REQUEST | ||||
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IRQ |
J5/D |
J5/E |
J5/F | |
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IRQ3 |
closed |
open |
open | |
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IRQ4 |
open |
closed |
open | |
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IRQ5 |
open |
open |
closed | |
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PARALLEL PORT (J7) INTERRUPT REQUEST | |||
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IRQ |
J5/G |
J5/H | |
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IRQ7 |
closed |
open | |
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IRQ5 |
open |
closed | |