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  Argument
 
    argument    Integer or word expression
 
  Return
 
    Byte        Value in high or low byte of argument
 
  Description
 
    The Hi function returns the high-order (most significant) byte of
    an integer or word. The Lo function returns the low-order (least
    significant) byte. The return values are unsigned and in the
    range 0..255.
 
    Use the Swap function to exchange the values in the two bytes.