How to Connect MQTT Using SIM800L GSM Module and ESP32 | Pub-Sub | Complete Guide | Bangla
Read the Full Guide & Copy the Code: https://iotbhai.io/sim800l-esp32-mqtt...
In this tutorial, I'll guide you through setting up internet connectivity on the SIM800L GSM module with the ESP32, using the Pub/Sub model to send and receive JSON messages, and controlling the built-in LED based on those messages. Make sure your SIM card has an active data plan for the connection to work properly. Perfect for IoT projects that require remote communication and control.
SIM800L setup with esp32-
• How To Setup SIM800L gsm Module with ESP32...
Code Link -
https://github.com/ittipu/IoT_lab_You...
pubsub library -
https://github.com/knolleary/pubsubcl...
tinygsm library -
https://github.com/vshymanskyy/TinyGSM
ArduinoJson library -
https://arduinojson.org/v7/how-to/ins...
TimeLib Library -
Time by Michael Margolis( search on library manager)
If you run into any issues, drop a comment, and I'll assist you!