EVEREX SYSTEMS, INC.
EV-125
Card Type | Multi I/O card |
Chipset/Controller | N/A |
I/O Options | Game port, parallel port, serial port (2). |
Maximum DRAM | N/A |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Game port | J1 | Serial port B | J3 |
Parallel port | J2 | Serial port A | J4 |
SERIAL PORT ORDER SELECTION | |
Port Order | W5/1 & 2 |
AB | Jumpered vertically |
BA | Jumpered horizontally |
BASE MEMORY SELECTION | ||
Memory | W3 | W1/6 |
256KB | Pins 1 & 2, 4 & 5 closed | On |
512KB | Pins 2 & 3, 4 & 5 closed | Off |
640KB | Pins 2 & 3, 5 & 6 closed | Off |
ADDED MEMORY CONFIGURATION | |||||
Memory | W1/1 | W1/2 | W1/3 | W1/4 | W1/5 |
512KB | On | On | Off | On | On |
1MB | On | Off | On | On | On |
1.5MB | On | On | Off | On | On |
2MB | Off | On | On | On | On |
EXISTING MEMORY CONFIGURATION | ||||
Memory | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
0-1MB | On | On | On | Off |
1-2MB | On | On | Off | On |
2-3MB | On | On | Off | Off |
3-4MB | On | Off | On | On |
4-5MB | On | Off | On | Off |
5-6MB | On | Off | Off | On |
6-7MB | On | Off | Off | Off |
7-8MB | Off | On | On | On |
8-9MB | Off | On | On | Off |
9-10MB | Off | On | Off | On |
10-11MB | Off | On | Off | Off |
11-12MB | Off | Off | On | On |
12-13MB | Off | Off | On | Off |
13-14MB | Off | Off | Off | On |
14-15MB | Off | Off | Off | Off |
EXTENDED MEMORY FRACTION SELECTION | |||
Memory | SW1/5 | SW1/6 | SW1/7 |
0KB | On | On | On |
128KB | On | On | Off |
256KB | On | Off | On |
384KB | On | Off | Off |
512KB | Off | On | On |
640KB | Off | On | Off |
768KB | Off | Off | On |
996KB | Off | Off | Off |
BASE MEMORY BACKFILL CONFIGURATION | |
Status | SW1/8 |
Backfill | On |
No backfill | Off |
FACTORY CONFIGURED - DO NOT ALTER | |
Jumper | Position |
W5/3, 4, 5, 6, 7, 8, & 9 | N/A |
W7 | Pins 1 & 2 closed |
W8 | Pins 2 & 3 closed |
W9 | Pins 1 & 2, 4 & 5 closed |
W10 | N/A |
W11 | All Pins closed |
W13 | All Pins closed |
W15 | Pins 2 & 3 closed |
W18 | Pins 1 & 2 closed |
W20/A | Open |
W20/B | Pins 2 & 3 closed |
W20/C | Pins 1 & 2 closed |
W20/D | Open |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
512KB | (18) 4464 | None | None | None |
1MB | (18) 4464 | (18) 4464 | None | None |
1.5MB | (18) 4464 | (18) 4464 | (18) 4464 | None |
2.0MB | (18) 4464 | (18) 4464 | (18) 4464 | (18) 4464 |