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AIMB-240 Series

92 AIMB-240 Series User’s Manual

Code (hex) Name Description

25 Reserved

26 Reserved

27 KBC final Init Final Initial KBC and setup BIOS data area

28 Reserved

29 Initialize Video Interface Read CMOS location 14h to find out type of video in use. Detect

and Initialize Video Adapter.

2A Reserved

2B Reserved

2C Reserved

2D Video memory test Test video memory, write sign-on message to screen. Setup

shadow RAM - Enable shadow according to Setup.

2E Reserved

2F Reserved

30 Reserved

31 Reserved

32 Reserved

33 PS2 Mouse setup Setup PS2 Mouse and reset KB

34 Reserved

35 Test DMA Controller 0 Test DMA Controller 0

36 Reserved

37 Test DMA Controller 1 Test DMA Controller 1

38 Reserved

39 Test DMA Page

Registers

Test DMA Page Registers.

3A Reserved

3B Reserved

3C Test Timer Counter 2 Test 8254 Timer 0 Counter 2.

3D Reserved

3E Test 8259-1 Mask Bits Verify 8259 Channel 1 masked interrupts by alternately turning off

and on the interrupt lines.

3F Reserved

40 Test 8259-2 Mask Bits Verify 8259 Channel 2 masked interrupts by alternately turning off

and on the interrupt lines.

41 Reserved

42 Reserved

Advantech AIMB-240 Series User Manual

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