Hot answers tagged

3 votes
Accepted

MQTT disconnects from AWS when publishing a message

Some quick possibilities: You don't actually have a thing with the name of "myid". You haven't given this client the rights to the topics you're subscribing to or publishing on. There's not ...
user avatar
2 votes

Water meter reading using LORA

LoRaWAN is one of the best technologies for collecting data from water meters. This is because LoRaWAN networks operate in sub gigaherz bands and apply low (~14dBm) TX power. This enables long (even 8-...
user avatar
1 vote

How to effectively control Arduino via a web application?

What most devices in this situation do is that they establish a permanent connection to the server, send enough information to identify and authenticate the device, and then sit there waiting for a ...
user avatar
  • 1,788
1 vote

MQTT - keepAlive using Arduino

The solution is in : void loop use client.loop(); Had the same issue mosquitto disconect the wifi was still working , i saw in the mosquitto log the disconnect due to timeout exceeded and after the ...
user avatar
1 vote

Can I use MatLab code in esp32?

Waijung 2 for ESP32 is what you need exactly. Waijung 2 for ESP32 is an Embedded Coder Target specifically for ESP32 microcontroller family. Not only it can generate C code from your Matlab and ...
user avatar

Only top scored, non community-wiki answers of a minimum length are eligible