MULTI-TECH SYSTEMS, INC. ISI4608PC Card Type Serial card Chip Set Unidentified Maximum Onboard Memory Unidentified I/O Options Serial ports (8) via octopus cable Hard Drives supported None Floppy drives supported None Data Bus 16-bit ISA Card Size Three-quarter length, full-height [Image] CONNECTIONS Function Label 72 pin connector CN1 BASE I/O ADDRESS SELECTION Setting SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 100h On On On On On Off On On 108h Off On On On On Off On On 110h On Off On On On Off On On 118h Off Off On On On Off On On 120h On On Off On On Off On On 128h Off On Off On On Off On On » 200h On On On On On On Off On 3D8h Off Off On Off Off Off Off On 3E0h On On Off Off Off Off Off On 3E8h Off On Off Off Off Off Off On 3F0h On Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off On Note: A total of 255 base address settings are available. The switches are a binary representation of the decimal memory addresses. SW1/8 is the Most Significant Bit and switch SW1/1 is the Least Significant Bit. The switches have the following decimal values: SW1/8=1024, SW1/7=512, SW1/6=256, SW1/5=128, SW1/4=64, SW1/3=32, SW1/2=16, SW1/1=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) SERIAL PORT INTERRUPT SELECTION IRQ JP1 2 Pins 1 & 2 closed » 3 Pins 3 & 4 closed 4 Pins 5 & 6 closed 5 Pins 7 & 8 closed 7 Pins 9 & 10 closed 10 Pins 11 & 12 closed 11 Pins 13 & 14 closed 12 Pins 15 & 16 closed 15 Pins 17 & 18 closed