SPC8104 S-MOS Systems, SPC8104 Datasheet - Page 139

• Manufacturer Part Number: SPC8104
• Description: VGA LCD CONTROLLER
• Manufacturer: S-MOS Systems

The CX register contains the following bit mask that describes the attached displays:
Not Applicable for SPC8104F0A
Set Power State according to table below:
SPC8104
Function 03h - Video Support Control
Function 04h - Power Control
Sub-Function 00h: Set Power State
412-1.0
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
15 14 13 12 11 10 9 8
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
AH=7Fh
AL=04h
BL=00h
CX
AX
AH=7Fh
AL=04h
BL=01h
AX
CX
DX
AH=7Fh
AL=04h
BL=02h
CX
AX
AH=7Fh
AL=04h
BL=03h
AX
SOLLEX Support
Power Control
Set Power State
Power State (0 to Maximum State)
Status
SOLLEX Support
Power Control
Get Power State
Status
Power State
Maximum State
SOLLEX Support (UNSUPPORTED in SPC8104F0A)
Power Control
Set Time Out Reset
Time Out Reset (0 to Maximum Time Out Reset)
Status AL=7Fh, AH=01h
SOLLEX Support (UNSUPPORTED in SPC8104F0A)
Power Control
Get Time Out Reset
Status AL=7Fh, AH=01h
B I T S
7 6 5 4 3 2 1 0
Table 0-7 Display Attached
X15-SP-002-03
PS2 Display on Analog 0=Not Attached
MFM on Analog 0=Not Attached
LCD Panel 1=Attached
Plasma/EL Panel 0=Not Attached
MFM on Digital 0=Not Attached
ECD on Digital 0=Not Attached
Alternate Display 0=Not Attached
Reserved
BIOS Functional Specification
SP2-33