RADISYS CORPORATION
HUMMINGBOARD
|
Processor |
80486SX |
|
Processor Speed |
Unidentified |
|
Chip Set |
Pico Power |
|
Video Chip Set |
Cirrus Logic |
|
Maximum Onboard Memory |
8MB |
|
Maximum Video Memory |
512KB |
|
Cache |
None |
|
BIOS |
Phoenix |
|
Dimensions |
Unidentified |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, IR connector, flat panel connector |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Port power |
C1 |
Flat panel connector |
CN5 |
|
PC power |
C2 |
IR connector |
CN6 |
|
PS/2 mouse port |
CN1 |
Parallel port |
CN7 |
|
VGA port |
CN2 |
IDE interface |
CN8 |
|
Serial port 2 |
CN3 |
Unidentified |
CN9 |
|
Serial port 1 |
CN4 |
Reset switch |
CN10 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
» |
Phoenix BIOS loaded at startup |
JP3 |
Open |
|
Cyber Quest start up code loaded at startup |
JP3 |
Closed | |
|
» |
Flash BIOS normal operation |
JP6 |
Open |
|
Flash BIOS force update |
JP6 |
Pins 4 & 6 closed | |
|
» |
Power supply select supplied from mainboard |
JP9 |
Pins 1 & 2 closed |
|
Power supply select supplied from portable battery |
JP9 |
Pins 3 & 4 closed | |
|
SIMM CONFIGURATION | |
|
Size |
Bank 0 |
|
4MB |
(1) 1M x 36 |
|
8MB |
(1) 2M x 36 |
|
INTEL FLACH FILE MEMORY CONFIGURATION | |
|
Size |
Bank 1 |
|
1MB |
(1) 1M x 8 |
|
VIDEO MEMORY CONFIGURATION |
|
Note: 512KB video memory is factory installed and is not configurable. |
|
CPU CLOCK FREQUENCY SELECTION | |||
|
Speed |
JP5/pins 1 & 2 |
JP5/pins 3 & 4 |
JP5/pins 5 & 6 |
|
4MHz |
Closed |
Closed |
Closed |
|
8MHz |
Open |
Closed |
Closed |
|
16MHz |
Closed |
Open |
Closed |
|
20MHz |
Open |
Open |
Closed |
|
25MHz |
Closed |
Closed |
Open |
|
33MHz |
Open |
Closed |
Open |
|
40MHz |
Closed |
Open |
Open |
|
50MHz |
Open |
Open |
Open |
|
CPU VOLTAGE SELECTION | |||||
|
Voltage |
JP4/pins 3 & 4 (VADJ) |
JP4/pins 1 & 2 (3.3v) |
JP8/pins 3 & 4 (2.4v) |
JP8/pins 1 & 2 (2.7v) | |
|
2.4v |
Open |
Closed |
Open |
Closed | |
|
2.7v |
Closed |
Open |
Closed |
Open | |
| » |
3.3v |
Open |
Closed |
N/A |
N/A |
|
FLAT PANEL SELECTION | ||||
|
Setting |
JP1/pins 1&2 |
JP1/pins 3&4 |
JP1/pins 5&6 | |
| » |
Single Scan Color STN, 16-bit interface/8 color |
Closed |
Closed |
Closed |
|
Dual Scan STN, monochrome 6.3MHz |
Closed |
Closed |
Open | |
|
Dual Scan color STN, 16-bit interface |
Closed |
Open |
Closed | |
|
Color TFT 9-bit interface |
Closed |
Open |
Open | |
|
Singel Scan Color STN 8-bit interface |
Open |
Closed |
Closed | |
|
Single Scan Monochrome STN, 4-bit interface |
Open |
Closed |
Open | |
|
Color TFT 18-bit interface |
Open |
Open |
Open | |
|
5V VOLTAGE SELECTION | ||||
|
Setting |
JP7/pins 1 & 2 |
JP7/pins 3 & 4 |
JP7/pins 5 & 6 | |
|
ISA backplane |
Closed |
Open |
Open | |
| » |
PC power |
Open |
Closed |
Open |
|
Portable battery |
Open |
Open |
Closed | |
|
12V VOLTAGE SELECTION | ||||
|
Setting |
JP11/pins 1 & 2 |
JP11/pins 3 & 4 |
JP11/pins 5 & 6 | |
|
ISA backplane |
Closed |
Open |
Open | |
| » |
PC power |
Open |
Closed |
Open |
|
Portable battery |
Open |
Open |
Closed | |
|
FLASH BOOT SELECTION | ||
|
Setting |
JP10 | |
| » |
Normal operation |
Open |
|
All boot blocks other than book can be written |
Pins 1 & 3 closed | |
|
16K boot block reprogrammed |
Pins 1 & 3, 2 & 6 closed | |