Advantech user manual AIMB-250 Series User’s Manual, Code hex, Name, Description

AIMB-250 Series

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	Test DMA Page Registers.
	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

98 AIMB-250 Series User’s Manual