Abit FU340
ABIT COMPUTER CORPORATION
FU325/FU333/FU340
Processor |
80386DX
|
Processor Speed |
25/33/40MHz
|
Chip Set |
C & T/Peak DM
|
Max. Onboard DRAM |
32MB
|
Cache |
32/64/128/256KB
|
BIOS |
AMI/C & T
|
Dimensions |
330mm x 218mm
|
I/O Options |
None
|
NPU Options |
80387/3167
|
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Turbo LED
|
D4
|
Turbo switch
|
J50
|
Speaker
|
J18
|
Reset switch
|
J51
|
Power LED & keylock
|
J19
|
External battery
|
JP2
|
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
� |
Factory configured - do not alter |
J21
|
Open
|
� |
Monitor type select monochrome |
J23
|
Open
|
Monitor type select color
|
J23
|
Closed
| |
� |
CMOS memory normal operation |
J42
|
pins 2 & 3 closed
|
CMOS memory clear |
J42
|
pins 1 & 2 closed
|
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
|
8MB
|
(4) 1M x 9
|
(4) 1M x 9
|
16MB
|
(4) 4M x 9
|
NONE
|
32MB
|
(4) 4M x 9
|
(4) 4M x 9
|
CACHE CONFIGURATION | ||||
Size | Cache | Location | Tag (U7) | Tag (U14 & U15) |
32KB
|
(4) 8K x 8
|
NONE
|
(1) 8K x 8
|
NONE
|
64KB
|
(4) 8K x 8
|
(4) 8K x 8
|
NONE
|
(2) 16K x 4
|
128KB
|
(4) 32K x 8
|
NONE
|
(1) 32K x 8
|
NONE
|
256KB
|
(4) 32K x 8
|
(4) 32K x 8
|
NONE
|
(2) 64K x 4
|
CACHE JUMPER CONFIGURATION | ||||||
Size | J26 | J27 | J28 | J29 | J33 | J34 |
32KB
|
1 & 2
|
Open
|
Open
|
Closed
|
Closed
|
Open
|
64KB
|
1 & 2
|
Closed
|
Open
|
Closed
|
Closed
|
1 & 2
|
128KB
|
2 & 3
|
Closed
|
Open
|
Closed
|
Open
|
1 & 2
|
256KB
|
2 & 3
|
Closed
|
Closed
|
Open
|
Open
|
1 & 2
|
Note: Pins designated should be in the closed position.
|
CACHE JUMPER CONFIGURATION (CON'T) | |||||||
Size | J35 | J36 | J37 | J38 | J39 | J41 | J52 |
32KB
|
2 & 3
|
2 & 3
|
2 & 3
|
Open
|
2 & 3
|
Open
|
1 & 2
|
64KB
|
Open
|
2 & 3
|
2 & 3
|
1 & 2
|
1 & 2
|
Open
|
1 & 2
|
128KB
|
Open
|
1 & 2
|
1 & 2
|
2 & 3
|
2 & 3
|
1 & 2
|
2 & 3
|
256KB
|
1 & 2
|
1 & 2
|
1 & 2
|
2 & 3
|
1 & 2
|
1 & 2
|
2 & 3
|
Note: Pins designated should be in the closed position.
|