In this repo I present the steps to set up the MQTT Mosquitto broker in the Raspberry Pi aimed to receive sensor readings from an ESP32 and then save it in a PostgreSQL database. Requirements and ...

PubSubClient.h: MQTT library for ESP32 and ESP8266.Used to establish connection with the MQTT broker and publish data to specific topic. PZEM004Tv30.h: Library used for reading voltage, current, power ...

PicoMQTT is a lightweight MQTT library for Arduino/PlatformIO optimized for ESP8266 and ESP32. It not only supports the MQTT Client mode like most existing solutions but also the MQTT Broker mode ...

Abstract: In this paper are described how to make an IoT remote car diagnostic using Esp32 and MQTT. The data are getting from the CAN bus from the car and it is send to the IoT server - Cloud. The ...