MICROMEDIA TECHNOLOGIES, INC.
386-U
|
Processor |
80386DX/CX486DLC |
|
Processor Speed |
33/40MHz |
|
Chip Set |
UMC |
|
Max. Onboard DRAM |
32MB |
|
Cache |
64/128/256KB |
|
BIOS |
AMI |
|
Dimensions |
220mm x 220mm |
|
I/O Options |
None |
|
NPU Options |
80387DX/3167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Speaker |
W1 |
Turbo switch |
W4 |
|
Power LED & keylock |
W2 |
Turbo LED |
W5 |
|
Reset switch |
W3 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Factory configured - do not alter |
W9 |
N/A |
|
|
Factory configured - do not alter |
W10 |
N/A |
|
|
CMOS memory normal operation |
W11 |
pins 1 & 2 closed |
|
CMOS memory clear |
W11 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 3 |
|
1MB |
(4) 256K x 9 |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
|
4MB |
(4) 1M x 9 |
NONE |
|
5MB |
(4) 1M x 9 |
(4) 256K x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
32MB |
(4) 4M x 9 |
(4) 1M x 9 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | |||||
|
Size |
WC1 |
WC2 |
WC3 |
WC4 |
WC5 |
|
64KB |
pins 2 & 3 |
Open |
Open |
pins 1 & 2 |
pins 1 & 2 |
|
128KB |
pins 1 & 2 |
Open |
Closed |
pins 1 & 2 |
pins 2 & 3 |
|
256KB |
pins 2 & 3 |
Closed |
Closed |
pins 2 & 3 |
pins 2 & 3 |
|
Note:Pins designated should be in the closed position. | |||||
|
NPU CONFIGURATION | |||||
|
NPU |
Mode |
JP101 |
JP102 |
W6 |
W7 |
|
Enabled |
Sync. |
Open |
pins 2 & 3 |
Closed |
Closed |
|
Disabled |
Async. |
Closed |
pins 1 & 2 |
Open |
Open |
|
Note:Pins designated should be in the closed position. | |||||