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Arduino - Pushing data from one ESP to many

PostPosted: Fri Dec 01, 2017 3:05 pm
by FranckM
I've never used an ESP8266, but I think it might be the board I need for my next project.

I'm building an LED project running with FastLED (I usually use Teensy). The centerpiece structure would be the "master", with a varying number of slave pieces around it.

Basically I'd like to load up the same number of animations (modes) in each piece. Each animation has a number (uint8_t ledMode). Each piece would be programmed with the corresponding mode, but each could also react differently to it.

My first objective would be to broadcast the current mode to each slave when I change the mode of the master. So I would only need to change the mode on the master for the entire project to display the same mode.

To put it simply, I want to send an uint8_t from a master board to any number of slaves that are currently listening.

Is this feasible on and ESP8266 using Arduino? I'm looking for examples or relevant documentation.

Thank you so much

Re: Arduino - Pushing data from one ESP to many

PostPosted: Sat Dec 02, 2017 3:57 am
by schufti
looks like the ESP is the perfect platform for your setup.
just use the center part as AP and have the satellites connect to it.
then use udp broadcast to push data "from one to many"