Content for NodeMCU

MODAS: Magnetic Open Door Alert System

“Hey fellow DIY’ers. Have you ever found your house door open after returning from a long trip? Me neither. But it is always good to have a safety system in our houses. I’m not talking about the old …

Mini Digital LUX Meter

“What is a lux meter?A digital Lux Meter is a device to measure the intensity of a source of light. A lux meter will be used in photography to estimate how bright the flash is and also the encircling …

ESP8266 MP3 Sound Machine v2

“Last summer, I made an ESP8266 MP3 Sound Machine using ESPHome to play calming sounds when my son goes to sleep. I used ESPHome to develop the firmware so it could communicate with my Home Automation platform, Home Assistant. Well …

Component database (with LED indicators)

“Finally, a really stupid project! You know, I was worrying that this blog is getting too serious with all those posts about machine learning and DevOps. But now it’s time for a genuine stupid project. This time I’m …

Monitor temp/humidity and control LED from anywhere!!

“Attractive ‘Remote control panel’ with gauges to monitor data and buttons for LED control. To monitor live sensor data and control the relays over internet there are lot of projects available on internet, in which this task is achieved with …

RFID Smart Door Lock With ESP8266

“In this video I am going to show you how to build your own access control system with RFID and Arduino + Cloud logging of attendance. It is a very good project for IoT beginners and enthusiasts, hope you like it …

London Underground Map Clock

“In 2014, off the back of in internship at a 3D printing consultancy in London and an experiment with colour lithophanes using their Stratasys machine, I design my own going away present, a colour 3D print of tube lines local …

Chiming Clock

“Clock that chimes on the hours, halves, quarters This clock has no display; it only chimes. It will chime on the hour and the count of the hour, or optionally the halves and quarters. The clock runs on an ESP8266 …

DC Motor Position Control

“This instruction will show how to control motor position via Local web network. Now you can use smart phone or iPad connected to network, then type address of local web server of motor From here, we can control motor position …

Transmit ESP8266 Data to Google Sheets

“This project allows you to transmit DHT environmental data from your ESP8266 to your Google Sheet for data logging. This project allows you to process data with your ESP8266 and send that data to Google Sheets in the cloud via …