What is an Excess-3 code?
Excess-3 code is also called as self complementary code or reflective code as its complement of any number (0-9) is available with in these 10 numbers. For example Excess 3 code of 5 is 1000 and it is 1’s complement code is 0111 which is code of 4. its an unweighted code.
Excess -3 code is addition of 3 to the BCD word.
BCD = 0000
Excess – code = 0011
How to convert decimal to excess-3 code?