SPC8104 S-MOS Systems, SPC8104 Datasheet - Page 123

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

SPC8104
412-1.0
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
Return:
Input:
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
AL=02 or AL=12h (ROM 8x8 set):
BL
n/a
AH=11h
AL=04 or AL=14h (ROM 8x16 set):
BL
n/a
AH=11h
AL=03
BL
n/a
AH=11h
AL=20h
ES:BP
n/a
AH=11h
AL=21h
BL
CX
DL
ES:BP
n/a
AH=11h
AL=22h
BL
n/a
AH=11h
AL=23h
BL
n/a
AH=11h
AL=24h
BL
n/a
AH=11h
AL=30h
BH
Block to load
Character generator function
Block to load
Character generator function
(set active block):
Value for sequencer register 3
Character generator function
Font table pointer (chars 128-255)
Character generator function
Rows select (0=user, 1=14, 2=25, 3=43)
Points
Rows Input: BL=0
Font table pointer
Character generator function
Rows select
Character generator function
Rows select
Character generator function
Rows select
Character generator function
Function request (0-7)
0 - Get INT 1F pointer
(user graphics characters):
(user graphics load):
(ROM 8x14 set):
(ROM 8x8 set):
(ROM 8x16 set):
(return information):
X15-SP-002-03
(VGA only)
(VGA only)
BIOS Functional Specification
SP2-17