Aaeon PCM-4330, Instructions Manual

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AX = 1120h load user defined 8 x 8 graphic character set (INT 1Fh)
ES:BP=
address of character set
load user definedcharacter set
AX = 1121h ES:BP= address of character set
CX= number of bytes per character
BL= information about the number of lines on the
screen page
0: DL defines number of lines
1:14 lines
2:25 lines
3:43 lines
AX = 1122h load 8 x 14 ROM graphics character set
BL=
information about number of lines
AX = 1123h load 8 x 8 (twin pixels) ROM graphics character set
BL= information about number of lines
AX = 1124h load 8 x 16 ROM graphics character set
BL=
information about number of lines
AX = 1130h return information on current character set
ES:BP=
address of pointer to character set
CX= number of bytes per character in character set
DL= number of lines on the screen page
AH = 12h BL=10h return video information
BH= color or monochrome mode (0: color mode)
BL= size of screen memory in 64 byte steps
CL= switch setting
AH = 12h BL=20h switch to alternative functions for screen print
AH = 12h BL=30h set vertical screen resolution
AL= number of vertical lines
0:200 lines
1:350 lines
2:400 lines
AL= 12h (since function is supported)
AH = 12h BL=31h load standard values for palette registers
AL= enable/disable loading of standard values for
palette registers
AL= 12h (since function is supported)
AH = 12h BL=32h enable/disable video addressing
AL= enable/disable video addressing
AL= 12h (since function is supported)