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 [Image] CONNECTIONS Function Label Function Label Unidentified JP1 10-pin serial port 1 - JP5 internal 25-pin parallel port - JP2 34-pin control cable JP6 external connector - floppy drive 16-pin game port - JP3 40-pin IDE(AT) JP7 internal interface connector 10-pin serial port 2 - JP4 Drive active LED JP8 internal USER CONFIGURABLE CONNECTIONS Function Location Setting » Factory configured - do not W2 Unidentified alter » Factory configured - do not W3 Unidentified alter » 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 W13 Pins 1 & 2 closed (LPT1) Parallel port address is 278h W13 Pins 2 & 3 closed (LPT2) » Serial port 2 address is 2F8h W14 Pins 1 & 2 closed (COM2) Serial port 2 address is 2E8h W14 Pins 2 & 3 closed (COM4) » Floppy drive interface W15 Pins 1 & 2 closed enabled Floppy drive interface W15 Pins 2 & 3 closed disabled » 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 W19 Pins 1 & 2 (COM1) closed Serial port 1 address is 3E8h W19 Pins 2 & 3 (COM3) closed » IDE(AT) interface address 1F0 - W20 Pins 1 & 2 1F7h closed IDE(AT) interface address 170 - W20 Pins 2 & 3 177h closed SERIAL PORT 1 INTERRUPT SELECTION IRQ W5/ W5/ W5/ W5/ W10 pins 1 & pins 2 & pins 3 & pins 4 & 3 4 5 6 » 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/ W4/ W4/ W4/ W8 pins 1 & pins 2 & pins 3 & pins 4 & 3 4 5 6 » 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 & W6/pins 2 & W6/pins 3 & W6/pins 4 & 6 3 4 5 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