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    Codewords using CRC and 2-dimensional even parity check

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    Question 1:

    Provide the codeword (in decimal) for the number 1776 using a CRC with a divisor of 27.

    Question 2

    A 2 dimensional even parity check is to be used on the 4X4 (16 bit) block of data show below :

    caclulate the check and fill in the final row codeword below


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    Solution Preview

    1. Since we are computing CRC with a divisor of 27 (11011 in Binary, 5-bit number), we will be generating 4-bit CRC.

    To compute the CRC for the number 1776, we first express it in binary form and append 4 0s at the end of ...

    Solution Summary

    The solution briefly explains the process to computing the answer, following which students should be able to solve the similar problems easily.