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Home Lab Voltage Reference Module

“If you’ve ever worked with the ADC of an Arduino you’ve probably discovered that the readings aren’t accurate at all. And it gets even worse about it’s rated temperature range. There are many reasons for this …

How to make a LED Scroll Bar

“Today I want to make a LED Scroll Bar as the above picture showed. Ten LED strips can flash in different effects by using a control board.”

iPhone Polarisation Camera

“This project describes the construction of an iPhone accessory which allows pictures of polarised light to be captured. It is based on previous work by David Prutchi which should be referred to for more details.”

Joule Thief Flashlight for Used Batteries

“Give your used batteries a second life with this Joule Thief Flashlight! It works with dead batteries that wont power your devices anymore. Note: this will drain the batteries “down to the last drop”, which is not good for recyclable …

Joystick Led Pwm

“Controlling led or simply reading values of analog values from joystick… let’s get started”

Make An Ultrasonic Detection And Ranging Device at Home

“i want to make a Alarming radar but it failed i will try again but today I am going to guide you to Make A Ultrasonic Detection and ranging device at Home using an Ultrasonic Sensor(Transceiver) i know there …

Matrix Game Console With Arduino for Beginner

“This is a very simple Game console powered by an Arduino Microcontroller board. It is a fun project to begin with, and all the components are usually covered within any Arduino beginner pack. The one I will display only has …

Mint Tin AVR Programmer/Prototyper

“A lot of the projects I make are more about having fun and doing something weird and different than about being practical. With this project, I built a tool that really streamlined things as far as programming microcontrollers goes, and …

MSP432 RGB LED Panel Controller

“This project uses the TI MSP432 ARM MCU to drive the RGB LED panels commonly found on Sparkfun (https://www.sparkfun.com/products/12583) and many other electronics sites. The MSP432 has many peripherals that allow me to offload much …

Peacefair pzem-021 energy meter hacked SPI to SERIAL out AVR mega 88

“The Peacefair PZEM-021 energy meter is very popular and super cheap at ebay - the unit is very good and usefull for all sorts of projects and to be used when working with mains powered electronics. This energy meter is …