DIGI INTERNATIONAL, INC.
PC/XI, PC/XI+
Card Type | Serial controller |
Chipset/Controller | 80C186 |
I/O Options | Serial ports (8 or 16) |
Maximum DRAM | 512KB dual ported RAM |
CONNECTIONS | |
Purpose | Location |
DB-78 connector | CN1 |
Note:CN1 attaches to a serial concentrator. |
DRAM CONFIGURATION | |||
Size | J2 | J3 | |
» | 64KB | Pins 2 & 3 closed | Pins 2 & 3 closed |
128KB | Pins 2 & 3 closed | Pins 1 & 2 closed | |
256KB | Pins 1 & 2 closed | Pins 2 & 3 closed | |
512KB | Pins 1 & 2 closed | Pins 1 & 2 closed |
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 |