Questions tagged [network]

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Problem with floating of AnalogRead

For a university Lab course i have to realize a UPS unit with a internal LiPo battery . The unit uses as battery charger a buck converter I have only a problem with the battery charger (buck converter)...
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301 views

ESP-NOW host not receiving data

I'm trying to set up a network like the following: |Host| <-------> |Node x 3| I want to have a two-way connection between a host and each node, but each node cannot communicate with other nodes....
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100 views

SIM900A network connection

I can't connect to the network. Hardware used: Arduino UNO and SIM900A GSM module Tutorial used: https://www.instructables.com/id/GSM-SIM900A-With-Arduino/ Sim card used: Orange (I set it on 2G ...
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36 views

Arduino Uno Wifi R2 Mesh Network

I currently have a project that uses a few Xbee S1 modules to report temperature measurements to a computer. I'm thinking about reworking the project to use the newer Arduino Uno WiFi R2 boards. Is ...
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2k views

Sniffing thermostat protocol CC1101 868MHZ

I am using this libary from github:https://github.com/veonik/arduino-cc1101 With this example code. I will try to read the data which is send from a 868Mhz thermostat. I am using a arduino Mega and ...
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CC1101 sniffing 868Mhz Protocol from thermostat

Hello i buyed a cc1101 because I want to sniff thermostat protocol which works with 868 Mhz. I found this repo https://github.com/veonik/arduino-cc1101. I tried to download the repo and include the ...
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423 views

Send only one packet from one ESP32 to another ESP32 without acknowledgment

I have a network consisting 10 slaves and one master. I am using ESP-NOW to send the messages between the nodes. All of the nodes are within close proximity. I do NOT need a mesh network to reach all ...
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34 views

What is the quickest and simplest way for two Arduinos, with network shields, to communicate?

I have two Arduinos, each with a network shield. What is the quickest and simplest way to connect a cat5 cable between these two Arduinos and have them exchange strings?
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33 views

ESP autoconnect disable web interface

I'm trying to disable the web interface of the ESP autoconnect library, as i use it only for setting up a WiFi connection and settings for my project. Beyond the initial setup i only need the web ...
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1answer
70 views

aRest.io - how does it work?

With aRest.io you are able control your Arduino/Esp from all over the world - but how? In the Client SourceCode (found here) you only find the PubSubClient, which is an MQTT client. I'm assuming: ...