EVEREX SYSTEMS, INC.
MAXLOGIC 486DX-33 (EV-18193)
|
Processor |
80486SX/80486DX/80486DX2 |
|
Processor Speed |
25/33/50(internal)/50/66(internal)MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
32MB |
|
Cache |
64/128/256/512KB |
|
BIOS |
Unidentified |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
4167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Speaker |
J1 |
Reset switch |
J4 |
|
Chassis fan power |
J2 |
Turbo LED |
JP1 |
|
Power LED & keylock |
J3 |
External battery |
JP5 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
Factory configured - do not alter |
JP2 |
N/A |
|
» |
Factory configured - do not alter |
JP3 |
N/A |
|
» |
Factory configured - do not alter |
JP4 |
N/A |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(4) 256K x 9 |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
|
4MB |
(4) 1M x 9 |
NONE |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
|
5MB |
(4) 1M x 9 |
(4) 256K x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
17MB |
(4) 256K x 9 |
(4) 4M x 9 |
|
17MB |
(4) 4M x 9 |
(4) 256K x 9 |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
64KB |
(8) 8K x 8 |
NONE |
(1) 8K x 8 |
|
128KB |
(8) 8K x 8 |
(8) 8K x 8 |
(1) 8K x 8 |
|
256KB |
(8) 32K x 8 |
NONE |
(1) 32K x 8 |
|
512KB |
(8) 32K x 8 |
(8) 32K x 8 |
(1) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | |||||
|
Size |
JP6 |
JP7 |
JP8 |
JP9 |
JP10 |
|
64KB |
Open |
pins 2 & 3 closed |
Open |
Open |
Open |
|
128KB |
Closed |
pins 2 & 3 closed |
Open |
Open |
Closed |
|
256KB |
Closed |
pins 2 & 3 closed |
Open |
Closed |
Closed |
|
512KB |
Closed |
pins 1 & 2 closed |
Closed |
Closed |
Closed |
|
MISCELLANEOUS TECHNICAL NOTE |
|
Note: The orientation of pin 1 is unidentified. |