Interrupt 2Fh Function 0AD80h Get KEYB.COM Version Number

mov ax, 0AD80h ;Get KEYB.COM Version Number

int 2Fh ;Multiplex Interrupt

mov MajorV, bh ;major version number

mov MinorV, bl ;minor version number

Get KEYB.COM Version Number (Interrupt 2Fh Function 0AD80h) returns the major and minor version numbers for the Keyb program.

Parameters

This function has no parameters.

Return Value

The BX register contains a nonzero version number if the Keyb program has been loaded or zero if it has not.