main.py import time import network import ubinascii import machine from umqtt.simple import MQTTClient import sys # MQTT Configurations MQTT_BROKER = “broker.hivemq.com” MQTT_PORT = 1883 MQTT_TOPIC

Introduction This project utilizes a Raspberry Pi Pico W to continuously monitor and log internal temperature readings into a PostgreSQL database over a Wi-Fi connection.

YouTube Videos Playlist 3 Videos How to Setup Basic MQTT Broker in NodeMCU ESP8266 using sMQTTBroker Library 7:23 Setup Secure MQTT Broker in NodeMCU ESP8266

Introduction: In today’s interconnected world, communication is key. Whether it’s for IoT applications, remote monitoring, or simple notifications, the ability to send SMS messages from

Introduction: This guide explores the seamless integration of a Raspberry Pi Pico W and an A9G board, combining the versatility of the microcontroller with the

Introduction: In today’s industrial landscape, communication between devices plays a crucial role in automation and control systems. Modbus protocol stands out as one of the