Binary-coded decimal: Difference between revisions

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Basics: IBM 1401 BCD
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The following table represents [[decimal]] digits from 0 to 9 in various BCD systems:
 
'''NBCD''' '''BCD''' '''BCD''' '''[[IBM 1401]]'''
Digit '''8421''' '''Excess-3''' '''2421''' '''84-2-1''' '''8421'''
'''0''' 0000 0011 0000 0000 1010