Technical specifications 
  8.6 Functional scope with WinCC flexible and WinCC 
Basic Panels 
Operating Instructions, 04/2012, A5E02421799-03 
145 
New system functions 
In addition to the system functions already available, WinCC flexible 2008 SP2 and WinCC 
V11 or higher support the following system functions for the Basic Panels: 
 
System function/syntax  Application 
SetBitInTag (Tag, Bit)  Sets a bit in the specified tag to 1 (TRUE). 
ReSetBitInTag (Tag, Bit)  Sets a bit in the specified tag to 0 (FALSE). 
InvertBitInTag (Tag, Bit)  Inverts a bit in the specified tag. 
SetColorBackgroundLighting (value) 
1)
  Specifies the color for the backlighting. 
1
  KP300 Basic mono PN only 
For more information, refer to "System functions" in the the Online Help of WinCC flexible 
and WinCC.