DATA TECHNOLOGY CORPORATION
DTC2280E (400572-898)
Data-bus |
16-bit ISA |
Hard drives supported |
Two IDE(AT) interface drives |
Floppy drives supported |
Two 360KB, 720KB, 1.2MB, 1.44MB drives |
Size |
Half-length, full-height card |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
Unidentified |
JP1 |
10-pin serial port 1 - internal |
JP5 |
25-pin parallel port - external |
JP2 |
34-pin control cable connector - floppy drive |
JP6 |
16-pin game port - internal |
JP3 |
40-pin IDE(AT) interface connector |
JP7 |
10-pin serial port 2 - internal |
JP4 |
Drive active LED |
JP8 |
USER CONFIGURABLE CONNECTIONS | |||
Function |
Location |
Setting | |
Factory configured - do not alter |
W2 |
Unidentified | |
Factory configured - do not alter |
W3 |
Unidentified | |
Game port enabled |
W7 |
Pins 1 & 2 closed | |
Game port disabled |
W7 |
Pins 2 & 3 closed | |
Parallel port IRQ7 enabled |
W9 |
Pins 2 & 3 closed | |
Parallel port IRQ5 enabled |
W9 |
Pins 1 & 2 closed | |
Serial port 2 enabled |
W12 |
Pins 1 & 2 closed | |
Serial port 2 disabled |
W12 |
Pins 2 & 3 closed | |
Parallel port address is 378h (LPT1) |
W13 |
Pins 1 & 2 closed | |
Parallel port address is 278h (LPT2) |
W13 |
Pins 2 & 3 closed | |
Serial port 2 address is 2F8h (COM2) |
W14 |
Pins 1 & 2 closed | |
Serial port 2 address is 2E8h (COM4) |
W14 |
Pins 2 & 3 closed | |
Floppy drive interface enabled |
W15 |
Pins 1 & 2 closed | |
Floppy drive interface disabled |
W15 |
Pins 2 & 3 closed | |
IDE(AT) interface enabled |
W16 |
Pins 1 & 2 closed | |
IDE(AT) interface disabled |
W16 |
Pins 2 & 3 closed | |
Serial port 1 enabled |
W17 |
Pins 1 & 2 closed | |
Serial port 1 disabled |
W17 |
Pins 2 & 3 closed |
CONNECTIONS (CONTINUED) | |||
Function |
Location |
Setting | |
Serial port 1 address is 3F8h (COM1) |
W19 |
Pins 1 & 2 closed | |
Serial port 1 address is 3E8h (COM3) |
W19 |
Pins 2 & 3 closed | |
IDE(AT) interface address 1F0 - 1F7h |
W20 |
Pins 1 & 2 closed | |
IDE(AT) interface address 170 - 177h |
W20 |
Pins 2 & 3 closed |
SERIAL PORT 1 INTERRUPT SELECTION | ||||||
IRQ |
W5/ pins 1 & 3 |
W5/ pins 2 & 4 |
W5/ pins 3 & 5 |
W5/ pins 4 & 6 |
W10 | |
IRQ4 |
N/A |
N/A |
N/A |
N/A |
Pins 2 & 3 closed | |
IRQ5 |
N/A |
N/A |
N/A |
N/A |
Pins 1 & 2 closed | |
IRQ9 |
Closed |
Open |
Open |
Open |
Open | |
IRQ10 |
Open |
Open |
Closed |
Open |
Open | |
IRQ11 |
Open |
Closed |
Open |
Open |
Open | |
IRQ12 |
Open |
Open |
Open |
Closed |
Open |
SERIAL PORT 2 INTERRUPT SELECTION | ||||||
IRQ |
W4/ pins 1 & 3 |
W4/ pins 2 & 4 |
W4/ pins 3 & 5 |
W4/ pins 4 & 6 |
W8 | |
IRQ3 |
N/A |
N/A |
N/A |
N/A |
Pins 2 & 3 closed | |
IRQ4 |
N/A |
N/A |
N/A |
N/A |
Pins 1 & 2 closed | |
IRQ9 |
Closed |
Open |
Open |
Open |
Open | |
IRQ10 |
Open |
Open |
Closed |
Open |
Open | |
IRQ11 |
Open |
Closed |
Open |
Open |
Open | |
IRQ12 |
Open |
Open |
Open |
Closed |
Open |
IDE(AT) INTERRUPT SELECTION | ||||
IRQ |
W6/pins 1 & 3 |
W6/pins 2 & 4 |
W6/pins 3 & 5 |
W6/pins 4 & 6 |
IRQ11 |
Open |
Open |
Open |
Closed |
IRQ12 |
Open |
Closed |
Open |
Open |
IRQ14 |
Open |
Open |
Closed |
Open |
IRQ15 |
Closed |
Open |
Open |
OPen |
DMA CHANNEL SELECTION | ||||
Channel |
W1/A |
W1/B |
W1/C |
W1/D |
1 |
Open |
Open |
Closed |
Closed |
3 |
Closed |
Closed |
Open |
Open |
PARALLEL PORT MODE SELECTION | ||
Setting |
W11 |
W18 |
Bi-Directional /ECP |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
EPP |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Uni-directional |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Disabled |
Pins 2 & 3 closed |
Pins 2 & 3 closed |