Error detection: Parity checking

2018-07-14

[public] 195K views, 10.6K likes, 41.0 dislikes audio only

Parity checking is a basic technique for detecting errors in data transmission. This video explains how it works and walks through building hardware to compute and check parity.

The hardware is based on my previous video: /youtube/video/eq5YpKHXJDM

Code from this video: https://github.com/beneater/error-detection-videos

Support these videos on Patreon: https://www.patreon.com/beneater

Special thanks to these supporters:

Ben Kamens

Eric Dynowski

Jordan Scales

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Special thanks to:

Reliable data transmission by Ben Eater
/youtube/video/eq5YpKHXJDM

D flip-flop by Ben Eater
/youtube/video/YW-_GkUguMM

look at the underlying binary representation of the message
/youtube/video/MgkhrBSjhag?t=207.209

keep track of parity in hardware using a single bit
/youtube/video/MgkhrBSjhag?t=337.07001

build the same circuit over here on the receiver side
/youtube/video/MgkhrBSjhag?t=729.85999

tie the reset line high through a 100k resistor
/youtube/video/MgkhrBSjhag?t=745.54999

hook the output of the d flip-flop to an led
/youtube/video/MgkhrBSjhag?t=755.47998

Help support this channel on Patreon patreon.com
https://patreon.com/beneater

Ben Eater Subscribe to see tutorial-style videos about electronics, computer architecture, networking, and various other technical subjects. If you want to see more on a particular subject, leave a comment and I'll try my best to add more. If you'd like to support my work, please do! https://www.patreon.com/beneater https://paypal.me/beneater https://cash.me/$eater bitcoin:1EaterJkmmuJWfm8hvULrMJGm7R8JgXTL8 bitcoincash:1JUjEErUjkgBVJP28GH6LKihvEUJ1RGZhx
/youtube/channel/UCS0N5baNlQWJCUrhCEo8WlA

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