INT 21 - DOS Internal - SET SWITCH CHARACTER                 

Input

DOS1 N DOS2 Y

DOS3

Y DOS5 Y

Output

AX

37h  01h   FFh = Error AX

BX

        BX

CX

        CX

DX

  Switch Character     DX

ES:DI

    CF
 


Copyright © 1985 to 2022 Beta Systems                            Last modified: Wednesday, January 05, 2022 .