SPC8106 S-MOS Systems, SPC8106 Datasheet - Page 190

• Manufacturer Part Number: SPC8106
• Description: LCD/CRT VGA CONTROLLER
• Manufacturer: S-MOS Systems

BIOS Functional Specification
SP2-20
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
BL=10h
BL
BH
CL
CH
AH=12h
BL=20h
n/a
AH=12h
AL=30h
AL
AL=12h
AH=12h
BL=31h
AL
AL=12h
AH=12h
BL=32h
AL
AL=12h
AH=12h
BL=33h
AL
AL=12h
AH=12h
BL=34h
AL
AL=12h
AH=12h
BL=35h
AL
n/a
Return EGA information
Memory (0=64K, 1=128K, 2=192K, 3=256K)
0 = color mode active, 1 = mono mode active
Switch settings
Feature bits
Miscellaneous Function
Select EGA print screen routine
Miscellaneous Function
Set alpha mode scan count
0=200, 1=350, 2=400 scans
Miscellaneous Function
Palette load on mode set
0=enable, 1=disable
Miscellaneous Function
Video control
0=enable, 1=disable
Miscellaneous Function
gray-scale summing
0=enable, 1=disable
Miscellaneous Function
Cursor emulation control
0=enable, 1=disable
Miscellaneous Function
Display control
Function request
00 - Adapter off (initial)
01 - Planar on (initial)
02 - Active off
03 - Inactive on
ES:DX
Pointer to 128-byte buffer
(VGA)
(VGA)
X12-SP-002-03.1
(VGA)
(VGA)
(VGA)
(VGA)
411-1.0
SPC8106