BCD Binary Decimal Codes

Binary decimal codes contains 0 to 9 numbers, that is human readable, unlike computer systems use binary number systems 0 and 1s.

Decimal Number	BCD Digit
0	0000
1	0001
2	0010
3	0011
4	0100
5	0101
6	0110
7	0111
8	1000
9	1001

BCD example

(215)₁₀ = (0010 0001 0101)_BCD



BCD Binary Decimal Codes tutorial