DIGITAL COMMUNICATION ASSOCIATES, INC. INTELLIGENT SYNCHRONOUS COMMUNICATIONS ADAPTER Card Type I/O controller Chipset/Controller Texas Instruments I/O Options Serial port Maximum DRAM N/A [Image] CONNECTIONS Purpose Location Serial port CN1 I/O ADDRESS CONFIGURATION Address JB2/A JB2/B JB2/C JB2/D » 380h Pins 2 & 3 Pins 1 & 2 Pins 2 & 3 Pins 1 & 2 closed closed closed closed 370h Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed closed 378h Pins 2 & 3 Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 closed closed closed closed 388h Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 Pins 1 & 2 closed closed closed closed 390h Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed closed 398h Pins 2 & 3 Pins 2 & 3 Pins 1 & 2 Pins 2 & 3 closed closed closed closed 3A0h Pins 2 & 3 Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed closed INTERRUPT SELECT IRQ JB1/A JB1/B JB1/C » IRQ3 Closed Open Open IRQ4 Open Closed Open IRQ7 Open Open Closed DMA CONFIGURATION DRQ DACK JB1/D JB1/E JB1/F JB1/G 1 1 Closed Open Closed Open 1 3 Closed Open Open Closed 3 1 Open Closed Closed Open 3 3 Open Closed Open Closed FACTORY CONFIGURED SETTINGS Jumper Setting J4 Pins 1 & 2 closed J5 Pins 1 & 2 closed J7 Closed