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Topic: Arduino Uno WiFi Broadcasting Issues (Read 924 times) previous topic - next topic

SurferTim

...Have you tried sending the UDP packets to the localnet broadcast address using just ESP8266 modules ?
No. Just ethernet and RPi wifi. Maybe somebody else has experience with the ESP8266.

PieterP

I have used UDP on the ESP8266 for NTP and OSC, so it works.
I haven't tried broadcasting though, but that shouldn't be any different.

Juraj

...Have you tried sending the UDP packets to the localnet broadcast address using just ESP8266 modules ?


you can test with esp8266 on your Uno WiFi. write a sketch and upload it. (use EspProxy with Uno WiFi Serial1 library link)
You can't write an Arduino sketch if you didn't learn programming. Not the language, but the concepts of programming - algorithms and data types.

Emnatz

Acctually my project is to make the Unos Arduino communicate with  each others in the fisrt place via WiFi and I can not make this .
After i want to do a local network and when I send a message , all other boards listen to this message and if they  concerned they will treat this message 

PieterP

Are you trying to reinvent the MQTT protocol?

Emnatz

Yes but I want them to communicate without server

PieterP

You still didn't specify what kind of messages you want to send.

Robin2

Yes but I want them to communicate without server
How can that be possible? AFAIK one of the devices has to act as a server and an Access Point so that the others can communicate with it.

...R
Two or three hours spent thinking and reading documentation solves most programming problems.

PieterP

There's WiFi P2P, but I don't know how well supported it is.

You can have an action point / station configuration without necessarily having a client / server configuration in the transport layer.

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