Android Question how to connect to esp32 (via WIFI) with B4j/B4a and read any sensor connected to any GPIO ???

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manuelsalazar

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IS THERE any way to connect to esp32 (via wifi) with B4j/B4a and read any sensor connected to any GPIO ???
 
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Peter Simpson

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manuelsalazar said:
IS THERE any way to connect to esp32 (via wifi) with B4j/B4a and read any sensor connected to any GPIO ???
Click to expand...

A few years ago I did something like that using MQTT, it was not difficult at all. But you might also look at this thread.

How to setup Wemos D1 R2 as server?

Dear Erel and friends, I received my Wemos D1 R2 yesterday. Tried example in " getting started" worked great. Now I want to setup a server on Wemos board and acquire analog input from A0 pin, then send it to a client on Android (B4A). Tried using topic info at...
www.b4x.com

Or search the forum for B4R server


Enjoy...
 
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