Keyhook - Siemens 670 V2 Operating Instructions Manual

Operating and parametrizing
8.3 Additional drivers and applications
Function
SIMATIC Key Tools is a selection of applications for the Panel PC for adapting the key
codes sent from the key panel of the control unit. A description of the "KeyTools" is located
in the "Help" menu, and more information is located in the menu "Info > About."
"KeyTools" consists of the following tools:
• "Keycode table", previously "KeyPad": Loading and editing of key code tables
• "WinCC hotkey function", previously "KeyHook": WinCC hotkey function activation und
• "Security features": prevents two function keys from being activated simultaneously. This
8.3.5

KeyHook

Area of validity
The following applies to devices which have a key panel and no "KeyTools" at their disposal.
Start
Warning
Incorrect operation
Do not uninstall the "KeyHook" application!
Applies after the deinstallation of "KeyHook":
When the additional function keys F13 and S16 are used, or when using your own key code
table, serious malfunctions of the user software can occur, because the key codes behind
the function keys can also be activated by activating keys other than the configured ones.
Start menu "Start", command "Settings > Control panel > Keyboard," Tab control "KeyHook."
8-14
deactivation.
prevents incorrect operations and undefined states of the application program.
Warning
For security purposes, always implement "Security features" and never deactivate
"Security features." If the user deactivates "Security features" nonetheless, make sure
that no malfunctions are triggered in the application program.
Serious malfunctions of the application program cannot be ruled out in external input
devices or combinations of external input devices and control devices with key panels.
The "Security features" are ineffective in such cases.
Operating Instructions, Edition 03/2004, CD Documentation and Drivers
Panel PC 670 V2/870 V2, Control unit