AAEON TECHNOLOGY, INC.
SBC-551
| Device Type | Single board computer |
| Processor | CX 6X86L/CX 6X86MX/IBM CX86MX/AM K5/AM K6/IDT C6/Pentium/Pentium MMX |
| Processor Speed | 75/90/100/120/133/150/166/200/233/266MHz |
| Chip Set | SIS |
| Video Chip Set | SIS |
| Maximum Onboard Memory | 128MB (EDO supported) Unified Memory Architecture (UMA) |
| Cache | 512KB |
| BIOS | Award |
| Dimensions | 185mm x 122mm |
| I/O Options | Floppy drive interface, IDE interface, parallel port, PS/2 mouse/keyboard port, serial port, serial interface, VGA port, IR connector, USB interfaces (2), DiskOnChip socket |
| Data Bus | 32-bit PCI/16-bit ISA |
CONNECTIONS |
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| Purpose | Location |
Purpose | Location |
| IDE interface LED | CN1 | Power connector | CN9 |
| IDE interface | CN2 | Serial port | CN10 |
| Floppy drive interface | CN3 | VGA port | CN11 |
| Parallel port | CN4 | PS/2 mouse/keyboard port | CN12 |
| CPU fan power | CN5 | Reset switch | JP1 |
| USB interface | CN6 | Thermal alarm LED | JP2 |
| Serial interface | CN7 | DiskOnChip socket | U15 |
| IR connector | CN8 | ||
USER CONFIGURABLE SETTINGS |
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Function |
Label |
Position |
|
| » | On-board video enabled | JP3 | Pins 1 & 3, 2 & 4 closed |
| On-board video disabled | JP3 | Pins 3 & 5, 4 & 6 closed | |
» |
CMOS memory normal operation | JP4 | Pins 1 & 2 closed |
| CMOS memory clear | JP4 | Pins 2 & 3 closed | |
| » | CPU type dual voltage | JP5 | Pins 1 & 2 closed |
|
CPU type single voltage | JP5 | Pins 2 & 3 closed |
| PS/2 mouse enabled | JP11 | Pins 1 & 2 closed | |
| PS/2 mouse disabled | JP11 | Pins 2 & 3 closed | |
SIMM CONFIGURATION |
|
Size |
Bank 0 |
| 4MB | (2) 512K x 36 |
8MB |
(2) 1M x 36 |
16MB |
(2) 2M x 36 |
32MB |
(2) 4M x 36 |
64MB |
(2) 8M x 36 |
128MB |
(2) 16M x 36 |
| Note: Board accepts EDO memory. | |
CPU SPEED SELECTION (CX 6X86MX) |
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CPU speed |
Clock speed |
Multiplier |
JP7/Pins 1 & 2 |
JP7/Pins 3 & 4 |
JP7/Pins 5 & 6 | JP8/Pins 1 & 2 | JP8/Pins 3 & 4 |
JP8/Pins 5 & 6 |
166MHz |
66MHz |
2x |
Closed | Open | Closed | Open | Open | Closed |
166MHz |
60MHz |
2.5x |
Open | Closed | Closed | Open | Closed | Closed |
200MHz |
66MHz |
2.5x |
Closed | Open | Closed | Open | Closed | Closed |
233MHz |
66MHz |
3x |
Closed | Open | Closed | Open | Closed | Open |
266MHz |
66MHz |
3.5x |
Closed | Open | Closed | Open | Open | Open |
CPU SPEED SELECTION (AM K5) |
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CPU speed |
Clock speed |
Multiplier |
JP7/Pins 1 & 2 |
JP7/Pins 3 & 4 |
JP7/Pins 5 & 6 | JP8/Pins 1 & 2 | JP8/Pins 3 & 4 |
JP8/Pins 5 & 6 |
75MHz |
50MHz |
1.5x |
Closed | Closed | Closed | Open | Open | Open |
90MHz |
60MHz |
1.5x |
Open | Closed | Closed | Open | Open | Open |
100MHz |
66MHz |
1.5x |
Closed | Open | Closed | Open | Open | Open |
120MHz |
60MHz |
1.5x |
Open | Closed | Closed | Open | Open | Open |
133MHz |
66MHz |
1.5x |
Closed | Open | Closed | Open | Open | Open |
CPU SPEED SELECTION (AM K6) |
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CPU speed |
Clock speed |
Multiplier |
JP7/Pins 1 & 2 |
JP7/Pins 3 & 4 |
JP7/Pins 5 & 6 | JP8/Pins 1 & 2 | JP8/Pins 3 & 4 |
JP8/Pins 5 & 6 |
166MHz |
66MHz |
2.5x |
Closed | Open | Closed | Open | Closed | Closed |
200MHz |
66MHz |
3x |
Closed | Open | Closed | Open | Closed | Open |
233MHz |
66MHz |
3.5x |
Closed | Open | Closed | Open | Open | Open |
266MHz |
66MHz |
4x |
Closed | Open | Closed | Closed | Open | Closed |
CPU SPEED SELECTION (PENTIUM) |
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CPU speed |
Clock speed |
Multiplier |
JP7/Pins 1 & 2 |
JP7/Pins 3 & 4 |
JP7/Pins 5 & 6 | JP8/Pins 1 & 2 | JP8/Pins 3 & 4 |
JP8/Pins 5 & 6 |
75MHz |
50MHz |
1.5x |
Closed | Closed | Closed | Open | Open | Open |
90MHz |
60MHz |
1.5x |
Open | Closed | Closed | Open | Open | Open |
100MHz |
66MHz |
1.5x |
Closed | Open | Closed | Open | Open | Open |
120MHz |
60MHz |
2x |
Open | Closed | Closed | Open | Open | Closed |
133MHz |
66MHz |
2x |
Closed | Open | Closed | Open | Open | Closed |
150MHz |
60MHz |
2.5x |
Open | Closed | Closed | Open | Closed | Closed |
166MHz |
66MHz |
2.5x |
Closed | Open | Closed | Open | Closed | Closed |
200MHz |
66MHz |
3x |
Closed | Open | Closed | Open | Closed | Open |
CPU SPEED SELECTION (PENTIUM MMX) |
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CPU speed |
Clock speed |
Multiplier |
JP7/Pins 1 & 2 |
JP7/Pins 3 & 4 |
JP7/Pins 5 & 6 | JP8/Pins 1 & 2 | JP8/Pins 3 & 4 |
JP8/Pins 5 & 6 |
200MHz |
66MHz |
3x |
Closed | Open | Closed | Open | Closed | Open |
233MHz |
66MHz |
3.5x |
Closed | Open | Closed | Open | Open | Open |
CPU VOLTAGE SELECTION (SINGLE) |
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Voltage |
SW1/Pins 1 & 2 | SW1/Pins 3 & 4 | SW1/Pins 5 & 6 | SW1/Pins 7 & 8 |
| 3.3V | Closed | Open | Closed | Closed |
| 3.54V | Closed | Closed | Closed | Closed |
| Note: JP5 must have pins 2 & 3 closed. | ||||
CPU VOLTAGE SELECTION (DUAL) |
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Voltage |
SW1/Pins 1 & 2 | SW1/Pins 3 & 4 | SW1/Pins 5 & 6 | SW1/Pins 7 & 8 |
| 2.0V | Open | Open | Open | Open |
| 2.8V | Open | Open | Open | Closed |
| 2.9V | Closed | Open | Open | Closed |
| 3.2V | Open | Open | Closed | Closed |
| Note: JP5 must have pins 1 & 2 closed. | ||||
DISKONCHIP ADDRESS SELECTION |
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Setting |
JP9/Pins 1 & 2 | JP9/Pins 3 & 4 | JP9/Pins 5 & 6 | |
CC000 |
Open | Open | Open | |
| » | D0000 |
Open | Open | Closed |
| D4000 | Open | Closed | Open | |
D8000 |
Open | Closed | Closed | |
DC000 |
Closed | Open | Open | |
SERIAL INTERFACE MODE SELECTION |
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Setting |
JP10 | |
| » | RS-232 |
Pins 1 & 2 closed |
RS-422 |
Pins 3 & 4 closed | |
RS-485 |
Pins 5 & 6 closed | |