AVR based mini Projects

GPS Cap Data Logger Here is a great weekend project, if you are into trekking or taking long bike rides, and need a GPS data logger to keep track of all your treks/rides you…

How to Make IoT Based Home Automation With NodeMCU Sensors Control Relay In this IoT based project, I have made Home Automation with Blynk and NodeMCU control relay module with real-time feedback. In the Manual Mode, this relay module can be controlled…

Cat Repellent To start with, I do not hate cats but I love birds. In my garden we have some open cages where birds can enter and leave as they please. They…

BOXOI – an Open Source Miniature 3D Zoetrope DIY Kit Project Background: In 2015, I started a kickstarter project of a miniature 3D zoetrope DIY kit. The next year, I started the version 2 of said project by further simplifying the…

MQTT Swimming Pool Temperature Monitor This project is a companion to my other Home Automation projects Smart Data- Logging Geyser Controller and Multi-purpose-Room-Lighting and Appliance Controller . It is a pool side mounted monitor that measures the pool water…

Clock Generator With Si5351 and Blue Pill Clock generator I recently build a pulse generator and it does its job well. It produces pulses of variable length and at several frequencies. But the number of frequencies it…

A Bluetooth ESP32 TFT + Touch Macro Keypad) Controlling your computer by using hotkeys and macros is a great way of speeding up your workflow. Unfortunately a device dedicated to doing that (for example Elgato's Stream Deck) will…

Hands-Free Cardboard Gumball Machine We made a Touch-Free Gumball Machine Using a micro:bit, a Crazy Circuits Bit Board, a distance sensor, a servo, and cardboard. Making it and using it was a "BLAST"! ????…

MIDI Handpan With 19 Tonefields on Upper and Down Side… Introduction This is a tutorial of my custom made MIDI handpan with 19 volume sensitive tonefields, Plug'n Play USB capability, and a lot of easy to use parameters for adjusting…

Wakeup Light As I write this instructable it is mid winter on the Northern hemisphere and that means short days and long nights. I am used to getting up at 06:00 and…

Energy Saving Switch With Presence Sensor Do you face such situations when you leave your reading lights, table fans or soldering irons without switching them off and later realize that they were on for too many…

Linkit One Audio Messenger Have you ever met to this problem that urgently you have to go somewhere and you are try to call your wife or children to tell them about the problem…

RC Controlled Rgb Led Strip Create your own rc controlled led-strip for individual room illumination! Most rgb-led-strips are controlled by an infrared remote control. To turn it off or on or change the color, you…

Linkit One BT – Mobile As PC Joystick Playing Games in PC is always fun. Play with joy stick with out key board is some more fun. No joy stick still no problem u play with your Android…

Interactive Television Show Game Interactive TV is a tamil channel, Where we lot of programs and also interactive games by call the number and use the mobile button to play the game on the television.…

Presence Notifier With Push Button These days in families, both men and women have started working. Both men and women want to succeed in life and for this they have to work hard and spent…

SIMPLE QUADCOPTER ( HUBSAN X4 ) In this Instructable I will let you know the basic building block of a Quadcopter and how to make it in a very simple way.Only thing you need is some…

IoT Device for Serial to Ethernet by Using TCP I know WIZ550S2E solution for monitoring. Recently WIZwiki-W7500ECO platform was announced by WIZnet. So I implemented a firmware of WIZwiki-W7500ECO by WIZ550S2E SW modification because I can handle a source…

Blinking Shark Puppet How to make a shark puppet with blinking LED lights for its eyes! The two LED lights are going to turn on when the shark's mouth is closed the first…

Wifi-controlled Telescope+DSLR With Motorized Focuser Motivation: I love astronomy and astrophotography very much. I am sure that like me, all amateur astronomers would want a inexpensive personal observatory for taking pictures of the fabulous universe.…

Adding an RTC and OLED to ESP8266-01 The ESP8266-01 only has a limited number of I/O pins (only 4). Fortunately these pins can be used for I2C communication, allowing us to add a hoist of other chips.I…

WeMos D1 Mini Pro Flash NodeMCU Firmware This instructables show how to flash NodeMCU firmware to WeMos D1 mini Pro. Step 1: Introduction WeMos D1 mini Pro is a new ESP8266 dev board. It is thin, light…

Network-Connected Lamps (IoT for Beginners) A project for someone who lights up my life... As a Christmas present (albeit an extremely late one now) for a long-distance friend, I wanted to build lamps that could "talk"…

Temp. and RH Data Logger With Wifi UI I know! You're thinking: "Oh god... another ESP temperature and humidity silly project..." but wait! Here are the characteristics that might interest you: this data logger can run for 55 days before…

Fast, Portable and Affordable Oscilloscope and Inductance Meter When turned off, it looks like an ordinary toy car that would entertain a kid for hours, but actually it is an oscilloscope kit in disguise! The idea and also…