TEXAS MICRO, INC.
D386WB CPU (REV. E)
Device Type |
Single board computer |
Processor |
80386 |
Processor Speed |
25/33MHz |
Chip Set |
Unidentified |
Maximum Onboard Memory |
64MB |
Maximum Video Memory |
1MB |
Cache |
None |
BIOS |
Unidentified |
Dimensions |
338mm x 122mm |
I/O Options |
Floppy drive interface, IDE interface, parallel port, serial ports (2) |
NPU Options |
80387 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Serial port 1 |
CN1 |
IDE interface |
JP3 |
Parallel port |
CN2 |
Floppy drive interface |
JP6 |
IDE interface LED |
JP1 |
Serial port 2 |
JP7 |
External battery |
JP2 |
Keyboard connector |
JP9 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
|
On board battery enabled |
JP2 |
Pins 1 & 2 closed |
On board battery disabled |
JP2 |
Pins 2 & 3 closed | |
|
Watchdog timer enabled |
JP4 |
Pins 1 & 2 closed |
Watchdog timer disabled |
JP4 |
Pins 2 & 3 closed | |
|
Boot from card enabled |
JP5 |
Open |
Boot from external EPROM enabled |
JP5 |
Closed | |
|
NPU synchronous with CPU |
JP8 |
Pins 1 & 2 closed |
NPU asynchronous with CPU |
JP8 |
Pins 2 & 3 closed | |
|
On board speaker enabled |
JP10 |
Pins 3 & 4 closed |
On board speaker disabled |
JP10 |
Pins 1 & 2 closed | |
|
Monitor type select color |
SW1/1 |
On |
Monitor type select monochrome |
SW1/1 |
Off | |
|
Factory configured - do not alter |
SW1/2 |
Off |
|
CMOS memory normal operation |
SW1/3 |
Off |
CMOS memory clear |
SW1/3 |
On | |
|
Factory configured - do not alter |
SW1/4 |
Off |
SIMM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
1MB |
(4) 256K x 9 |
None |
None |
None |
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
None |
None |
4MB |
(4) 1M x 9 |
None |
None |
None |
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
None |
None |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
None |
None |
12MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
None |
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
16MB |
(4) 4M x 9 |
None |
None |
None |
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
None |
None |
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
None |
None |
24MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 4M x 9 |
None |
24MB |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
None |
24MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
None |
28MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
28MB |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
28MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
None |
None |
36MB |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
None |
36MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 4M x 9 |
None |
36MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
None |
40MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
40MB |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
40MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
DIMM/SIMM CONFIGURATION (CONT) | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
40MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
48MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
None |
52MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
52MB |
(4) 1M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
52MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
64MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
Note: The location of banks are unidentified. |