Content for Relay

IoT Controlled Planter Lights

“My wife wanted to be able to start planting seeds here in a week and also wanted to have an indoor shelf with lights on which to start them. The plants need significant light, and it’s cold enough outside …

Arduino Auto Knock

“This is not a cheap version of the $20 commercial motion sensor chime, nor a fancy one. I built this because I have the parts on hand, I enjoy building it, and I learn how to control ultrasonic sensor, relay …

Planning a DIY Home Automation System

“The purpose of this instructable is not to tell you how you can do whatever you’d like your home to do. Instead it has been written to make an idea a reality but also turn madness into sanity by …

Robot Head - Mr. C.H.I.P.s speaks

“This is not really an Instructable as such. I intend to just give you some guidelines on creating a version of the awesome project using a vintage Teddy Ruxpin and the C.H.I.P 9 dollar microprocessor. If I …

CarontePass: Open Access Control for Collaborative Spaces

“Currently we use CarontePass to access Kreitek, our Hackerspace from Tenerife (Spain) This carontepass is an improvement of the previous project (v1) It is difficult to create a makerspace (or other collaborative space) but once you have the tools you …

Raspberry-Pi Home Heating Controller

“Have you ever wanted to remotely control your home heating and hot water from anywhere, but did not want to pay over £200 for a commercial system ? Using off-the-shelf hardware and shareware code, you can build your own DIY controller …

An open source Rain Sensor and controller

“One major issue when dealing with sprinkler controllers is rain starting to pour during sequences execution, because in this case it is useless – if not damaging – to water a garden or plants while nature is already taking care of that …

Automated windows shades

“I’ve seen a lot of tutorials on how to automate manual shades and blinds, well in this one we’ll automate electric shades. We’ll cover electric shades ran by continuous current (DC) electric motors that open or close …

Automatic Irrigation System For Indoor Gardening Using Arduino

“In this project i will be demonstrating Automatic Irrigation System with integrated temperature sensor which irrigates or waters your plants automatically. This system is best suited for drip irrigation technique. A Moisture sensor is used to read the Moisture content …

ESP8266 WiFi Garage Door Opener from any Web Browser

“The ‘brain’ is the ESP8266 uC. It is available with on board WiFi and plenty of I/O for smaller projects. All this for well under $10USD with programming options for NodeMCU, MicroPython, and the Arduino IDE. There seems to …