DATA TECHNOLOGY CORPORATION DTC2278EB Data bus: 32-bit VL-Bus Size: Three/quarter-length, half-height card Hard drive supported: Four IDE(AT) or EIDE interface drives Floppy drives Two 360KB, 720KB, 1.2MB, 1.44MB drives supported: [Image] CONNECTIONS Function Location 10-pin serial port 2 - internal J2 9-pin serial port 1 - external J3 16-pin game port J4 34-pin cable connector - floppy drive J5 40-pin connector - secondary IDE(AT) interface J6 40-pin connector - primary IDE(AT) interface J7 4-pin connector - drive active LED J8 25-pin parallel port - external J9 USER CONFIGURABLE SETTINGS Function Location Setting » Game port enabled W29 closed Game port disabled W29 open » Floppy controller enabled W30/pins 1 & 2 closed Floppy controller disabled W30/pins 2 & 3 closed BIOS ADDRESS SELECTION Address W7 W8 W24 » C8000-CBFFFh pins 2 & 3 pins 2 & 3 closed closed closed CC000-CFFFFh pins 2 & 3 pins 1 & 2 closed closed closed D8000-DBFFFh pins 1 & 2 pins 2 & 3 closed closed closed DC000-DFFFFh pins 1 & 2 pins 1 & 2 closed closed closed Disabled N/A N/A open PARALLEL PORT ADDRESS SELECTION LPT W18 W19 » LPT1 (378h) pins 2 & 3 closed pins 1 & 2 closed LPT2 (278h) pins 1 & 2 closed pins 1 & 2 closed LPT3 (3BCh) pins 1 & 2 closed pins 2 & 3 closed Disabled pins 2 & 3 closed pins 2 & 3 closed SERIAL PORT 1 ADDRESS SELECTION COM W22 W23 » COM1 (3F8h) pins 1 & 2 closed pins 1 & 2 closed COM2 (2F8h) pins 1 & 2 closed pins 2 & 3 closed COM3 (3E8h) pins 2 & 3 closed pins 1 & 2 closed Disabled pins 2 & 3 closed pins 2 & 3 closed SERIAL PORT 2 ADDRESS SELECTION COM W20 W21 » COM2 (2F8h) pins 1 & 2 closed pins 1 & 2 closed COM1 (3F8h) pins 1 & 2 closed pins 2 & 3 closed COM4 (2E8h) pins 2 & 3 closed pins 1 & 2 closed Disabled pins 2 & 3 closed pins 2 & 3 closed SERIAL PORT 1 INTERRUPT SELECTION IRQ W15 W16 W17 » IRQ4 open open closed IRQ3 open closed open IRQ5 closed open open SERIAL PORT 2 INTERRUPT SELECTION IRQ W12 W13 W14 » IRQ3 open open closed IRQ4 open closed open IRQ5 closed open open PARALLEL PORT INTERRUPT SELECTION IRQ W10 W11 » IRQ7 open closed IRQ5 closed open PARALLEL PORT MODE CONFIGURATION Mode W9 W25 W31 Printer (uni-directional) pins 2 & 3 pins 2 & 3 open closed closed EPP & bi-directional pins 1 & 2 pins 2 & 3 open closed closed ECP & bi-directional pins 2 & 3 pins 1 & 2 closed closed closed EPP & ECP pins 1 & 2 pins 1 & 2 closed closed closed Note: You must select a DMA channel when using ECP mode. DMA SELECTION Channel W1 W2 W3 W4 1 closed open closed open 3 open closed open closed