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measure distance between 2 ESPs?

https://www.esp8266.com/viewtopic.php?f=32&t=12082

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Re: measure distance between 2 ESPs?

PostPosted: Tue Oct 11, 2016 1:55 am
by sigrokBlack
CnLohr made a video about it. He uses the clock of one esp to calculate how long a packet needed to receive using the time the light (radio waves in this case) travels a certain distance:
https://youtu.be/RSQK5w6LMSc

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