TECHNOLAND, INC.
OMNI 300-1S, OMNI 300-4S
|
Device Type |
Single board computer |
|
Processor |
80386SX |
|
Processor Speed |
25/33/40MHz |
|
Chip Set |
ALI |
|
Video Chip Set |
None |
|
Maximum Onboard Memory |
20MB |
|
Maximum Video Memory |
None |
|
Cache |
None |
|
BIOS |
Award |
|
Dimensions |
185mm x 122mm |
|
I/O Options |
Floppy drive interface, IDE interface, SCSI interface, parallel port, serial ports (2), PC/104 connectors (2) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Speaker |
J1 |
PC/104 connector (16-bit) |
J8 |
|
Reset switch |
J2 |
PC/104 connector (8-bit) |
J8A |
|
Power LED & keylock |
J3 |
Auxiliary keyboard connector |
J9 |
|
IDE interface |
J4 |
Serial port 2 |
J10 |
|
SCSI interface |
J5 |
Serial port 1 |
J11 |
|
Floppy drive interface |
J6 |
IDE interface LED |
JP8 |
|
Parallel port |
J7 |
Power connector |
P1 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
|
CMOS memory normal operation |
JP3 |
Open |
|
CMOS memory clear |
JP3 |
Closed | |
|
|
WDT port address select port F2 |
JP4 |
Closed |
|
WDT port address select port F6 |
JP4 |
Open | |
|
|
On board I/O enabled |
JP5 |
Open |
|
On board I/O disabled |
JP5 |
Closed | |
|
SIMM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(2) 256K x 16 |
None |
|
3MB |
(2) 256K x 16 |
(1) 512K x 36 |
|
4MB |
(2) 1M x 16 |
None |
|
5MB |
(2) 256K x 16 |
(1) 1M x 36 |
|
6MB |
(2) 1M x 16 |
(1) 512K x 36 |
|
8MB |
(2) 1M x 16 |
(1) 1M x 36 |
|
12MB |
(2) 1M x 16 |
(1) 2M x 36 |
|
20MB |
(2) 1M x 16 |
(1) 4M x 36 |
|
Note: Bank 0 is factory installed and is not configurable. | ||
|
ON BOARD MEMORY CONFIGURATION | ||
|
Size |
JP1 |
JP2 |
|
1MB |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
4MB |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
Note: 1MB is standard on the Omni 300-1S board. 4MB is standard on the Omni 300-4S board. | ||
|
SERIAL PORT 2 SELECTION | |||||
|
Setting |
JP9 |
JP10 |
JP11 |
JP12 |
JP13 |
|
RS-232 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
|
RS-422 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
3 & 4 |
|
RS-485 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
5 & 6 |
|
Note: Pins designated should be in the closed position. | |||||
|
BIOS SELECTION | ||
|
Speed |
JP6 | |
|
5v flash |
Pins 2 & 3, 4 & 5 closed | |
|
12v flash |
Pins 1 & 2, 4 & 5 closed | |
|
EPROM |
Pins 2 & 3 closed | |
|
M SYSTEM ADDRESS SELECTION | ||
|
Address |
JP7 | |
|
C0000 |
Pins 1 & 2 closed | |
|
C8000 |
Pins 3 & 4 closed | |
|
D0000 |
Pins 5 & 6 closed | |
|
D8000 |
Pins 7 & 8 closed | |