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- program EGAORVGA;
- {For TP 6.0 because of assembler code. Put these functions into a UNIT
- for general use.}
-
- FUNCTION IsEGAorVGA : Boolean; Assembler;
- ASM
- MOV AH, 12h
- MOV BL, 10h
- INT 10h
- MOV AL, 0
- CMP BH, 1
- JA @Nope
- CMP BL, 3
- JA @Nope
- INC AL
- @Nope:
- END;
-
- FUNCTION IsVGA : Boolean; Assembler;
- ASM
- MOV AH, 12h
- MOV AL, 00h
- MOV BL, 36h
- INT 10h
- MOV AH, 0
- CMP AL, 12h
- JNZ @Nope
- INC AH
- @Nope:
- END;
-
- begin
- If IsEGAorVGA then
- begin
- Writeln('Programs supporting EGA or VGA will run on this computer.');
- If IsVGA then
- Writeln('VGA detected.')
- Else
- Writeln('EGA detected.')
- end
- Else
- Writeln('No EGA or VGA detected!');
- end.