Card Type	Serial controller
Chipset/Controller	80C186
I/O Options	Serial ports (4, 8 or 16)
Maximum DRAM	64KB dual ported RAM

CONNECTIONS
Purpose	Location
DB-78 connector	CN1
Note:CN1 attaches to a serial concentrator.

FACTORY CONFIGURED SETTINGS
Jumper	Setting
J1	Pins 2 & 3 closed

BASE MEMORY ADDRESS SELECT (<1MB)
Address	DS1/1	DS1/2	DS1/3	DS1/4	DS1/5	DS1/6	DS1/7	DS1/8
80000h	On	On	On	Off	On	On	On	On
90000h	Off	On	On	Off	On	On	On	On
B0000h	Off	Off	On	Off	On	On	On	On
C0000h	On	On	Off	Off	On	On	On	On
D0000h	Off	On	Off	Off	On	On	On	On
E0000h	On	Off	Off	Off	On	On	On	On

BASE MEMORY ADDRESS SELECT (>1MB)
Address	DS1/1	DS1/2	DS1/3	DS1/4	DS1/5	DS1/6	DS1/7	DS1/8
D00000h	On	On	On	On	Off	On	Off	Off
D80000h	On	On	On	Off	Off	On	Off	Off
E00000h	On	On	On	On	On	Off	Off	Off
E80000h	On	On	On	Off	On	Off	Off	Off
F00000h	On	On	On	On	Off	Off	Off	Off
F80000h	On	On	On	Off	Off	Off	Off	Off
FA0000h	On	Off	On	Off	Off	Off	Off	Off

I/O ADDRESS SELECT
Address	DS1/9	DS1/10	DS1/11
100h	On	Off	Off
110h	Off	On	Off
120h	On	On	Off
200h	Off	Off	On
220h	On	Off	On
300h	Off	On	On
320h	On	On	On

INTERRUPT SELECT
IRQ	DS2/1	DS2/2	DS2/3	DS2/4	DS2/5	DS2/6	DS2/7	DS2/8
IRQ3	On	Off	Off	Off	Off	Off	Off	Off
IRQ4	Off	On	Off	Off	Off	Off	Off	Off
IRQ5	Off	Off	On	Off	Off	Off	Off	Off
IRQ7	Off	Off	Off	On	Off	Off	Off	Off
IRQ10	Off	Off	Off	Off	On	Off	Off	Off
IRQ11	Off	Off	Off	Off	Off	On	Off	Off
IRQ12	Off	Off	Off	Off	Off	Off	On	Off
IRQ15	Off	Off	Off	Off	Off	Off	Off	On
Disabled	Off	Off	Off	Off	Off	Off	Off	Off