Question
Design a logic circuit with a $B C D$ input that detects the decimal numbers 3,4 , and 5 .
Step 1
- Decimal 3 in binary (BCD) is 0011. - Decimal 4 in binary (BCD) is 0100. - Decimal 5 in binary (BCD) is 0101. Show more…
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Design a circuit with a 4-bit $\mathrm{BCD}$ input $A, B, C, D$ that produces an output $W$, $X, Y, Z$ that is equal to the input +3 in binary. For example, $9(1001)+3(0011)=12(1100)$. The outputs for invalid BCD codes are don't-cares.
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