what is difference between Packed and unpacked bcd in microprocessor.
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Packed BCD is the first and second number are represented as the first 4 bits and last 4 bits in a byte. The number 75 in packed BCD would be 01110101. Unpacked BCD is each number is represented by its own byte. The number 75 in unpacked BCD would be 00000111 and 00000101.
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