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PCB designers should know Back-driving

The Definition of back-driving from Wikipedia

A back-drive is a component used in reverse to obtain its input from its output.
From this sentence, most professional engineer may can understand.
But for most new PCB designers or normal people, the definition of back-driving also confuses.

The simple understand of Back-driving

So, 4MCPCB experts have summary more simple to backdriving definition.
An in-circuit test procedure for digital circuitry.

The applications of Back-driving

In fact, The back- driving technology has widely application.
This extends to many concepts and systems of thought based to practical mechanical applications.
Not every system can be back driven.
If you want to learn more applications of back-driving, please contact me.
PCB designers should know Back-driving