BEAVER COMPUTER CORPORATION
386SX
Processor |
80386SX |
Processor Speed |
16MHz |
Chip Set |
TI |
Max. Onboard DRAM |
2MB |
Cache |
None |
BIOS |
AMI/Award |
Dimensions |
330mm x 218mm |
I/O Options |
External memory card slot |
NPU Options |
80387SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Power LED & keylock |
J1 |
Turbo LED |
J5 |
External battery |
J2 |
Turbo switch |
J6 |
Speaker |
J3 |
Onboard power LED |
L1 |
Reset switch |
J4 |
External memory card slot |
S1 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper/Switch |
Position | |
» |
BIOS type select 27256 |
J7 |
pins 2 & 3 closed |
BIOS type select 27512 |
J7 |
pins 1 & 2 closed | |
Monitor type select color |
SW1/3 |
On | |
Monitor type select monochrome |
SW1/3 |
Off | |
» |
Factory configured - do not alter |
SW1/4 |
N/A |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
512KB |
(4)44256 |
NONE |
NONE |
NONE |
1MB |
(4)44256 |
(4)44256 |
NONE |
NONE |
1.5MB |
(4)44256 |
(4)44256 |
(4)44256 |
NONE |
2MB |
(4)44256 |
(4)44256 |
(4)44256 |
(4)44256 |
DRAM PARITY CONFIGURATION | ||||
Size |
P-0 |
P-1 |
P-2 |
P-3 |
512KB |
(2)41256 |
NONE |
NONE |
NONE |
1MB |
(2)41256 |
(2)41256 |
NONE |
NONE |
1.5MB |
(2)41256 |
(2)41256 |
(2)41256 |
NONE |
2MB |
(2)41256 |
(2)41256 |
(2)41256 |
(2)41256 |
DRAM SWITCH CONFIGURATION | ||
Memory Mode |
SW1/1 |
SW1/2 |
100ns Fast Page Mode DRAM, 0 wait states, max. 4 pages active |
Off |
Off |
100ns Fast Page Mode DRAM, 0 wait states, max. 1 page active |
Off |
On |
All 100ns DRAM, 1 wait state, max. 4 pages active |
On |
Off |
120ns DRAM, 2 wait states, max. 4 pages active |
On |
On |