This function of the of the  
                     
                        ⇘
                      CAA_Memory.library will return the high byte of the input word „wValue“.
               
                   
                  Input:
                  
                     
                        
                        
                        
                     
                     
                        
                           | wValue | WORD | Word (incl. high and low byte) | 
                     
                  
                
               
                   
                  Output:
                  
                     
                        
                        
                        
                     
                     
                        
                           | MEM.HighByte | BYTE | High byte of  wValue | 
                     
                  
                
               
                   
                  Example:
                  wValue : WORD := 16#1234 ;
                   ->
                  MEM.HighByte(wValue) = 16#12