Question 2.8: Covert the following decimal numbers to the 8421 BCD codes a......
Covert the following decimal numbers to the 8421 BCD codes and the excess-3 codes, respectively.
(a) 15 (b) 276
Step-by-Step
\begin{matrix} \text{Decimal} & (a) & 1 & 5 &&&&& (b) & 2 & 7 & 6 \\ & & \downarrow & \downarrow &&&&& & \downarrow & \downarrow & \downarrow \\ 8421 \, BCD& & \overbrace{0001} & \overbrace{0101} &&&&&&\overbrace{ 0010} & \overbrace{0111} & \overbrace{0110} \\ & & \downarrow & \downarrow &&&&& & \downarrow & \downarrow & \downarrow \\ \text{Excess-3} & & \overbrace{0100} & \overbrace{1000} & &&&&&\overbrace{0101} &\overbrace{1010} & \overbrace{1001} \end{matrix}
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