EVEREX SYSTEMS, INC.
STEP 486 GATE ARRAY (EV-8038)
Processor |
80486DX |
Processor Speed |
25/33MHz |
Chip Set |
Everex |
Max. Onboard DRAM |
64MB (on external memory board) |
Cache |
128/256KB |
BIOS |
Everex |
Dimensions |
355mm x 250mm |
I/O Options |
32-bit external memory card slot, parallel port, serial ports (2) |
NPU Options |
4167 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Serial port (COM1) |
J26 |
Parallel port |
LPT |
Serial port (COM2) |
J27 |
External memory card slot |
S1 |
Front panel connecter |
LED |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Parallel port interrupt select IRQ7 |
J18 |
pins 5 & 6 closed |
Parallel port interrupt select IRQ5 |
J18 |
pins 3 & 4 closed | |
Parallel port interrupt select IRQ9 |
J18 |
pins 1 & 2 closed | |
» |
Serial port COM1 interrupt select IRQ4 |
J19 |
pins 5 & 6 closed |
Serial port COM1 interrupt select IRQ3 |
J19 |
pins 3 & 4 closed | |
Serial port COM1 interrupt select IRQ5 |
J19 |
pins 7 & 8 closed | |
Serial port COM1 interrupt select IRQ9 |
J19 |
pins 1 & 2 closed | |
» |
Serial port COM2 interrupt select IRQ3 |
J19 |
pins 11 & 12 closed |
Serial port COM2 interrupt select IRQ4 |
J19 |
pins 13 & 14 closed | |
Serial port COM2 interrupt select IRQ5 |
J19 |
pins 15 & 16 closed | |
Serial port COM2 interrupt select IRQ9 |
J19 |
pins 9 & 10 closed |
CACHE CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
128KB |
(5) 32K x 8 |
NONE |
256KB |
(5) 32K x 8 |
(5) 32K x 8 |
CACHE JUMPER CONFIGURATION | |
Size |
J17 |
128KB |
Open |
256KB |
Closed |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
4MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
4MB |
(4) 1M x 9 |
NONE |
NONE |
NONE |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
NONE |
10MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
16MB |
(4) 4M x 9 |
NONE |
NONE |
NONE |
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
NONE |
NONE |
34MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
40MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
64MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |