Select Keyboard [+]; Reset Extra Keyboard Variables [+] - Husky MP2500 Manual

Description

Select keyboard [+]

Entry
Exit
Description

Reset extra keyboard variables [+]

Entry
Exit
Description
Chapter 27: INT 16H, Keyboard Handler
You can use this function to disable the Break keys
and so prevent users breaking out of an application. AL
is bit-significant, as follows:
AL Effect
D0=0 Ignore Ctrl-C
D0=1 Normal Ctrl-C action
D1=0 Ignore Ctrl-Break (Ctrl+WC)
D1=1 Normal Ctrl-Break action
Normal operation of the Break keys is restored by a
cold start.
AH=2FH
AL=0 (default) or 1 (user)
Returns nothing
Use this function to switch between the default
(developer) and user keyboard modes.
The developer keyboard provides convenient access to
the HOT key and other PAW functions, plus Ctrl and
Alt codes, which are not appropriate to most users.
The default keyboard is restored on a cold start.
AH=30H
AL=0 (success)
Use this function to reset the extra keyboard variables
to their defaults, as follows:
275