PROGRAMMABLE LOGIC CONTROLLERS (LOOSE PA
PROGRAMMABLE LOGIC CONTROLLERS (LOOSE PA
5th Edition
ISBN: 9781264206216
Author: Petruzella
Publisher: MCG
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Chapter 3, Problem 15RQ

Explanation of Solution

Usage of parity bits:

  • • In PLC, the accuracy of transmission of data has to be checked to verify whether it is corrupted or not during transmission.
  • • For this purpose, a parity bit is used.
  • • Parity bit is used to detect errors which occur while a word is being moved.
  • • In this technique, an additional bit of either “0” or “1” known as the parity bit is added based on the number of characters of the data...

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When employing parity bits, how many errors may be detected?
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