BIOSTAR MICROTECH INTERNATIONAL CORPORATION
MB-1325/1333ACA-S
Processor |
80386SX/CX486SLC |
Processor Speed |
25/33MHz |
Chip Set |
Unidentified |
Max. Onboard DRAM |
16MB |
Cache |
None |
BIOS |
AMI |
Dimensions |
220mm x 220mm |
I/O Options |
None |
NPU Options |
80387SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Speaker |
CN1 (pins 1 - 4) |
Turbo switch |
CN1 (pins 14 - 16) |
Power LED & keylock |
CN1 (pins 5 - 9) |
+5v ground |
CN1 (pins 17 - 18) |
Turbo LED |
CN1 (pins 10 - 11) |
External battery |
JP6 |
Reset switch |
CN1 (pins 12 - 13) |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
CMOS memory normal operation |
JP1 |
pins 1 & 2 closed |
CMOS memory clear |
JP1 |
pins 2 & 3 closed | |
» |
Parity check enabled |
JP2 |
Open |
Parity check disabled |
JP2 |
Closed | |
» |
Chip type select 146818 |
JP4 |
Open |
Chip type select Dallas |
JP4 |
Closed | |
» |
Monitor type select monochrome |
JP5 |
pins 1 & 2 closed |
Monitor type select color |
JP5 |
pins 2 & 3 closed | |
» |
Clock mode select synchronous |
JP7 |
pins 1 & 2 closed |
Clock mode select asynchronous |
JP7 |
pins 2 & 3 closed |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
512KB |
(2) 256K x 9 |
NONE |
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
2MB |
(2) 1M x 9 |
NONE |
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
8MB |
(2) 4M x 9 |
NONE |
16MB |
(2) 4M x 9 |
(2) 4M x 9 |
CPU SPEED CONFIGURATION | ||
Speed |
JP3 |
JP8 |
25MHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
33MHz |
pins 2 & 3 closed |
pins 2 & 3 closed |