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# RADISYS CORPORATION
HUMMINGBOARD
Processor 80486SX
Processor Speed Unidentified
Chip Set Pico Power
Video Chip Set Cirrus Logic
Maximum Onboard 8MB
Memory
Maximum Video 512KB
Memory
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
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+----------+---------------------+----------|
| Port power | C1 | Flat panel | CN5 |
| | | connector | |
|----------------+----------+---------------------+----------|
| PC power | C2 | IR connector | CN6 |
|----------------+----------+---------------------+----------|
| PS/2 mouse | CN1 | Parallel port | CN7 |
| port | | | |
|----------------+----------+---------------------+----------|
| 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 | JP3 | Closed |
| | at startup | | |
|---+-----------------------------------+-------+------------|
| » | Flash BIOS normal operation | JP6 | Open |
|---+-----------------------------------+-------+------------|
| | Flash BIOS force update | JP6 | Pins 4 & 6 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Power supply select supplied from | JP9 | Pins 1 & 2 |
| | mainboard | | closed |
|---+-----------------------------------+-------+------------|
| | Power supply select supplied from | JP9 | Pins 3 & 4 |
| | portable battery | | 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 & | JP4/pins 1 | JP8/pins | JP8/pins |
| | 4 (VADJ) | & 2 (3.3v) | 3 & 4 | 1 & 2 |
| | | | (2.4v) | (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 | JP1/pins | JP1/pins |
| | 1&2 | 3&4 | 5&6 |
|---------------------------+----------+----------+----------|
| » | Single Scan Color | Closed | Closed | Closed |
| | STN, 16-bit | | | |
| | interface/8 color | | | |
|---+-----------------------+----------+----------+----------|
| | Dual Scan STN, | Closed | Closed | Open |
| | monochrome 6.3MHz | | | |
|---+-----------------------+----------+----------+----------|
| | Dual Scan color STN, | Closed | Open | Closed |
| | 16-bit interface | | | |
|---+-----------------------+----------+----------+----------|
| | Color TFT 9-bit | Closed | Open | Open |
| | interface | | | |
|---+-----------------------+----------+----------+----------|
| | Singel Scan Color STN | Open | Closed | Closed |
| | 8-bit interface | | | |
|---+-----------------------+----------+----------+----------|
| | Single Scan | Open | Closed | Open |
| | Monochrome STN, 4-bit | | | |
| | interface | | | |
|---+-----------------------+----------+----------+----------|
| | Color TFT 18-bit | Open | Open | Open |
| | interface | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 5V VOLTAGE SELECTION |
|------------------------------------------------------------|
| Setting | JP7/pins 1 | JP7/pins 3 | JP7/pins 5 |
| | & 2 | & 4 | & 6 |
|---------------------+------------+------------+------------|
| | ISA backplane | Closed | Open | Open |
|---+-----------------+------------+------------+------------|
| » | PC power | Open | Closed | Open |
|---+-----------------+------------+------------+------------|
| | Portable | Open | Open | Closed |
| | battery | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 12V VOLTAGE SELECTION |
|------------------------------------------------------------|
| Setting | JP11/pins 1 | JP11/pins 3 | JP11/pins 5 |
| | & 2 | & 4 | & 6 |
|------------------+-------------+-------------+-------------|
| | ISA | Closed | Open | Open |
| | backplane | | | |
|---+--------------+-------------+-------------+-------------|
| » | PC power | Open | Closed | Open |
|---+--------------+-------------+-------------+-------------|
| | Portable | Open | Open | Closed |
| | battery | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLASH BOOT SELECTION |
|------------------------------------------------------------|
| Setting | JP10 |
|---------------------------------------+--------------------|
| » | Normal operation | Open |
|---+-----------------------------------+--------------------|
| | All boot blocks other than book | Pins 1 & 3 closed |
| | can be written | |
|---+-----------------------------------+--------------------|
| | 16K boot block reprogrammed | Pins 1 & 3, 2 & 6 |
| | | closed |
+------------------------------------------------------------+