AAEON TECHNOLOGY, INC.

SBC-400

Device Type

Single board computer

Processor

80486SX/SL80486SX/80486DX/SL80486DX/CX486DX2/SGS486DX2/TI486DX2/ IBM486DX2/AM486DX2/80486DX2/SL80486DX2/AM486DX4/(SL)AM486DX4/ SL80486DX4/P24D/CX MISC/CX 5X86/ IBM 5X86/SGS 5X86/AM X5

Processor Speed

25/33/40/50/50(internal)/66(internal)75(internal)/100(internal)/

120(internal)/133(internal)/160(internal)MHz

Chip Set

ALI 1489

Maximum Onboard Memory

128MB (EDO supported)

Cache

128/256/512KB

BIOS

AMI

Dimensions

185mm x 122mm

I/O Options

Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), PC/104 connectors (2)

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

C1

Auxiliary keyboard connector

CN7

Serial port 2

C2

PS/2 mouse port

J1

IDE interface

CN1

Power LED & keylock

JP12

Floppy drive interface

CN2

Speaker

JP13

Parallel port

CN3

Reset switch

JP14

Power connector

CN4

Turbo LED

JP15

PC/104 connector

CN5

Turbo switch

JP17

PC/104 connector

CN6

 

 

Note: The location of JP14, JP15, JP17 is unidentified.

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Watchdog timer select reset

JP38

Pins 1 & 2 closed

 

Watchdog timer select IRQ15

JP38

Pins 2 & 3 closed

SIMM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(1) 256K x 36

None

2MB

(1) 512K x 36

None

2MB

(1) 256K x 36

(1) 256K x 36

3MB

(1) 512K x 36

(1) 256K x 36

4MB

(1) 1M x 36

None

4MB

(1) 512K x 36

(1) 512K x 36

5MB

(1) 1M x 36

(1) 256K x 36

6MB

(1) 1M x 36

(1) 512K x 36

8MB

(1) 2M x 36

None

8MB

(1) 1M x 36

(1) 1M x 36

9MB

(1) 2M x 36

(1) 256K x 36

10MB

(1) 2M x 36

(1) 512K x 36

12MB

(1) 2M x 36

(1) 1M x 36

16MB

(1) 4M x 36

None

16MB

(1) 2M x 36

(1) 2M x 36

17MB

(1) 4M x 36

(1) 256K x 36

18MB

(1) 4M x 36

(1) 512K x 36

20MB

(1) 4M x 36

(1) 1M x 36

24MB

(1) 4M x 36

(1) 2M x 36

32MB

(1) 8M x 36

None

32MB

(1) 4M x 36

(1) 4M x 36

33MB

(1) 8M x 36

(1) 256K x 36

34MB

(1) 8M x 36

(1) 512K x 36

36MB

(1) 8M x 36

(1) 1M x 36

40MB

(1) 8M x 36

(1) 2M x 36

48MB

(1) 8M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 8M x 36

64MB

(1) 16M x 36

None

65MB

(1) 16M x 36

(1) 256K x 36

66MB

(1) 16M x 36

(1) 512K x 36

68MB

(1) 16M x 36

(1) 1M x 36

72MB

(1) 16M x 36

(1) 2M x 36

80MB

(1) 16M x 36

(1) 4M x 36

96MB

(1) 16M x 36

(1) 8M x 36

128MB

(1) 16M x 36

(1) 16M x 36

Note: Board accepts EDO memory.

CACHE CONFIGURATION

Size

Bank 0

TAG

128KB

(4) 32K x 8

(1) 32K x 8

256KB

(4) 64K x 8

(1) 32K x 8

512KB

(4) 128K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP1

128KB

Open

256KB

Pins 1 & 2 closed

512KB

Pins 1 & 2, 3 & 4 closed

CPU SPEED SELECTION

Speed

JP7

JP8

25MHz

Pins 1 & 2 closed

Open

33MHz

Pins 2 & 3 closed

Pins 3 & 4, 5 & 6 closed

40MHz

Pins 2 & 3 closed

Pins 1 & 2, 5 & 6 closed

50MHz

Pins 1 & 2 closed

Pins 1 & 2, 3 & 4 closed

50iMHz

Pins 1 & 2 closed

Open

66iMHz

Pins 2 & 3 closed

Pins 3 & 4, 5 & 6 closed

75iMHz

Pins 1 & 2 closed

Open

100iMHz

Pins 2 & 3 closed

Pins 3 & 4, 5 & 6 closed

120iMHz

Pins 2 & 3 closed

Pins 1 & 2, 5 & 6 closed

133iMHz

Pins 2 & 3 closed

Pins 3 & 4, 5 & 6 closed

150iMHz

Pins 1 & 2 closed

Open

160iMHz

Pins 2 & 3 closed

Pins 1 & 2, 5 & 6 closed

CPU TYPE SELECTION

Type

JP2

80486SX

1 & 2, 19 & 20, 23 & 24, 25 & 26

SL80486SX

1 & 4, 2 & 5, 8 & 9, 14 & 17, 19 & 20, 23 & 24, 25 & 26

80486DX

1 & 2, 18 & 21, 19 & 20, 22 & 23, 25 & 26

SL80486DX

1 & 4, 2 & 5, 8 & 9, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 25 & 26

CX486DX2

1 & 4, 2 & 3, 5 & 8, 7 & 10, 11 & 14, 18 & 21, 22 & 23, 25 & 26

SGS486DX2

1 & 4, 2 & 3, 5 & 8, 7 & 10, 11 & 14, 18 & 21, 22 & 23, 25 & 26

TI486DX2

1 & 4, 2 & 3, 5 & 8, 7 & 10, 11 & 14, 18 & 21, 22 & 23, 25 & 26

IBM486DX2

1 & 4, 2 & 3, 5 & 8, 7 & 10, 11 & 14, 18 & 21, 22 & 23, 25 & 26

AM 486DX2

1 & 4, 2 & 5, 8 & 9, 10 & 11, 13, & 16, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 26 & 27

80486DX2

1 & 2, 18 & 21, 19 & 20, 22 & 23, 25 & 26

SL80486DX2

1 & 4, 2 & 5, 8 & 9, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 25 & 26

AM486DX4

1 & 2, 3 & 6, 13 & 16, 18 & 21, 19 & 20, 22 & 23, 25 & 26

(SL)AM486DX4

1 & 4, 2 & 5, 8 & 9, 10 & 11, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 26 & 27

SL80486DX4

1 & 4, 2 & 5, 8 & 9, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 25 & 26

P24D

1 & 4, 2 & 5, 8 & 9, 10 & 11, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 26 & 27

CX MISC

1 & 4, 2 & 5, 8 & 9, 10 & 11, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 26 & 27

CX 5X86

1 & 4, 2 & 5, 8 & 9, 10 & 11, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 25 & 26

IBM 5X86

1 & 4, 2 & 5, 8 & 9, 10 & 11, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 25 & 26

SGS 5X86

1 & 4, 2 & 5, 8 & 9, 10 & 11, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 25 & 26

AM X5-133/150

1 & 4, 2 & 5, 8 & 9, 10 & 11, 13, & 16, 14 & 17, 18 & 21, 19 & 20, 22 & 23, 26 & 27

AM X5-160

1 & 2, 18 & 21, 19 & 20, 22 & 23, 25 & 26

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

JP5

JP6

3.3v

Pins 1 & 3, 2 & 4 closed

Pins 2 & 4 closed

3.45v

Pins 1 & 3, 2 & 4 closed

Pins 3 & 5 closed

3.6v

Pins 1 & 3, 2 & 4 closed

Pins 4 & 6 closed

4v

Pins 3 & 5, 4 & 6 closed

Open

5v

Pins 1 & 3, 2 & 4 closed

Pins 1 & 3 closed

DMA CHANNEL SELECTION

Channel

JP10

JP11

1

Pins 1 & 3, 2 & 4 closed

Pins 1 & 3, 2 & 4 closed

3

Pins 3 & 5, 4 & 6 closed

Pins 3 & 5, 4 & 6 closed

Note: The location of JP11 is unidentified.

SERIAL PORT INTERRUPT SELECTION

Serial port 1

Serial port 2

JP9

IRQ3

IRQ4

Pins 1 & 2, 3 & 4 closed

IRQ4

IRQ3

Pins 1 & 3, 2 & 4 closed

IRQ11

IRQ12

Pins 5 & 7, 6 & 8 closed

IRQ12

IRQ11

Pins 5 & 6, 7 & 8 closed

Note: Pins designated should be in the closed position.

SERIAL PORT 2 SELECTION

Setting

JP23

JP39

RS-232

Open

Closed

RS-422

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12 closed

Open

RS-485

Pins 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12, 13 & 14, 15 & 16 closed

Open