YOUNG MICRO SYSTEMS, INC.
VS486F
|
Processor |
80486SX/80486DX/80486DX2 |
|
Processor Speed |
25/33/40/50(internal)/66(internal)MHz |
|
Chip Set |
Symphony |
|
Max. Onboard DRAM |
32MB |
|
Cache |
64/256KB |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
4167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Speaker |
CN1 |
Turbo LED |
CN4 |
|
Power LED & keylock |
CN2 |
Turbo switch |
CN5 |
|
Reset switch |
CN3 | ||
|
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) 1M x 9 |
(4) 256K x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
17MB |
(4) 4M x 9 |
(4) 256K x 9 |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CPU TYPE CONFIGURATION | ||||||||||
|
Type |
JP11 |
JP10 |
JP9 |
JP8 |
JP7 |
JP6 |
JP5 |
JP4 |
JP3 |
JP2 |
|
80486SX |
Closed |
Open |
Open |
Open |
Open |
Closed |
Closed |
Open |
Closed |
Open |
|
80486DX |
Open |
Closed |
Closed |
Closed |
Closed |
Open |
Closed |
Closed |
Closed |
Open |
|
80486DX2 |
Closed |
Open |
Open |
Open |
Closed |
Open |
Closed |
Closed |
Closed |
Open |
|
CACHE CONFIGURABLE | ||
|
Size |
Cache |
TAG |
|
64KB |
(8) 8K x 8 |
(1) 8K x 8 |
|
256KB |
(8) 32K x 8 |
(1) 8K x 8 |
|
CACHE JUMPER CONFIGURATION | ||||||
|
Size |
JP17 |
JP16 |
JP15 |
JP14 |
JP13 |
JP12 |
|
64KB |
Closed |
Open |
Closed |
Open |
Closed |
Open |
|
256KB |
Open |
Closed |
Open |
Closed |
Open |
Closed |