SIEMENS AG  PRODAVE S7 
 
Toolbox for Data Link PGs/PCs to SIMATIC S7 
 
 
56 
 
kf_integer    
The function kf_integer swaps the high byte and the low byte of a transferred 
16-bit value and returns the new value. 
C-Adapter
unsigned short kf_integer (unsigned short);
testbit    
The function testbit checks whether a specified bit is set in a byte variable. The 
byte variable and the bit number are transferred to the function in the form of 
parameters. 
Return value = TRUE or 1    Bit is set 
Return-value = FALSE or 0    Bit is not set   
C-Adapter
char testbit (char value, char bitno);