DATA TECHNOLOGY CORPORATION DTC2280 (VER.2) Data bus: 16-bit ISA Size: Half-length, Half-height card Hard drive supported: Two IDE(AT) interface drives Floppy drives supported: 360KB, 720KB, 1.2MB, 1.44MB [Image] CONNECTIONS Function Location 40-pin IDE(AT) interface connector JP1 16-pin game port - internal JP2 9-pin serial port 1 - external JP3 10-pin serial port 2 - internal JP4 34-pin control cable connector - floppy drive JP5 2-pin connector - drive active LED JP8 25-pin parallel port - external JP15 USER CONFIGURABLE SETTINGS Function Location Setting » AT bus IDEIOR mode enabled J1 pins 2 & 3 closed W83758P IDEIOR mode enabled J1 pins 1 & 2 closed » AT bus IDEIOW mode enabled J2 pins 2 & 3 closed W83758P IDEIOW mode enabled J2 pins 1 & 2 closed » Floppy drives A & B normal JP6/A pins 1 & 2 closed Floppy drives A & B reversed JP6/A pins 2 & 3 closed USER CONFIGURABLE SETTINGS(CONTINUED) Function Location Setting » Floppy drive interface address JP6/B pins 2 & 3 3F0 - 3F7h closed Floppy drive interface address JP6/B pins 1 & 2 370 - 377h closed » IDE(AT) interface enabled JP6/C pins 1 & 2 closed IDE(AT) interface disabled JP6/C pins 2 & 3 closed » IDE(AT) interface address 3F6, JP6/D pins 2 & 3 3F7, 1F0 - 1F7h closed IDE(AT) interface address 376, JP6/D pins 1 & 2 377, 170 - 177h closed » Floppy drive interface enabled JP6/E pins 1 & 2 closed Floppy drive interface disabled JP6/E pins 2 & 3 closed Parallel port is bi-directional JP11 open Parallel port is unidirectional JP11 closed » Game port enabled JP16 closed Game port disabled JP16 open » Hard drive interrupt is IRQ14 JP18 pins 1 & 2 closed Hard drive interrupt is IRQ15 JP18 pins 2 & 3 closed SERIAL PORT 1 CONFIGURATION Port 1 JP9/A JP9/B » COM1 pins 1 & 2 closed pins 2 & 3 closed COM3 pins 2 & 3 closed pins 1 & 2 closed COM4 pins 1 & 2 closed pins 1 & 2 closed Disabled pins 2 & 3 closed pins 2 & 3 closed SERIAL PORT 2 CONFIGURATION Port 2 JP9/C JP9/D » COM2 pins 1 & 2 closed pins 2 & 3 closed COM3 pins 1 & 2 closed pins 1 & 2 closed COM4 pins 2 & 3 closed pins 1 & 2 closed Disabled pins 2 & 3 closed pins 2 & 3 closed PARALLEL PORT CONFIGURATION LPT JP9/E JP9/F » 1 (378h) pins 2 & 3 closed pins 1 & 2 closed 2 (278h) pins 1 & 2 closed pins 2 & 3 closed 3 ( BCh) pins 1 & 2 closed pins 1 & 2 closed Disabled pins 2 & 3 closed pins 2 & 3 closed SERIAL PORT 1 INTERRUPT SELECT IRQ JP12/A JP12/B JP12/C » IRQ4 closed open open IRQ3 open closed open IRQ5 open open closed SERIAL PORT 2 INTERRUPT SELECT IRQ JP12/D JP12/E JP12/F » IRQ3 closed open open IRQ4 open closed open IRQ5 open open closed PARALLEL PORT INTERRUPT SELECT IRQ JP12/G JP12/H » IRQ7 closed open IRQ5 open closed