FUNCTION: nibble_long PURPOSE: Converts an unsigned long into a 32-element byte array where the elements are the individual bits (0 or 1). LSB is stored in element 0 and MSB is in element 32. No error checking for maximum speed. USAGE: bits = nibble_long(lword) INPUTS: lword : A unsigned long scalar. KEYWORDS: CREATED BY: David L. Mitchell 02-06-11 FILE: nibble_long.pro VERSION: 1.0 LAST MODIFICATION: 06-02-11