Content for 16x2 LCD

Irrigation System

“An Automated Irrigation system that monitors moisture, water flow and water level. The Arduino platform is an open-source tool that is employed for the construction of diverse electronic projects. The Arduino platform comprises a microcontroller, a circuit board that can …

Binary Code to ASCII Letters Teaching Game

“When I first learned about computers in college (1963) I never quite understood the relationship between binary/octal/hex/ascii/op-codes and other details of computer innards. In the mid 80s I built an IMSAI 8080 and it had a …

Enhancing Hand Gesture Recognition Utilizing the PAJ7620 Sensor and Arduino

“In this project, we’ll enhance a Hand Gesture Recognition System using the PAJ7620 Sensor and an Arduino Board. The PAJ7620 sensor is capable of recognizing nine distinct gestures, including moving up, down, left, right, forward, backward, clockwise, anti-clockwise, and …

Automatic Pour Over Coffee Machine

“Make delicious pour-over style coffee with the press of a button! This machine aims to provide a better-tasting and more sustainable alternative to plastic Keurig pods, with a similar level of convenience. Using a scale built into the drip tray …

Smart Irrigation System

“A Smart Irrigation system that monitors various parameters and decides when to start/stop the irrigation processs. The Smart Irrigation System controls the irrigation schedule according to 4 parameters: - Soil Moisture Level: When Soil Moisture drop below a certain threshold …

Mini Cyclone Game on WS2812 LED Ring and Arduino Nano

“Simple to build, addictive arcade game, where the player tries to stop an led scrolling around a circle at a specific spot. This game is based on the Cyclone arcade game, where the player tries to stop an led scrolling …

Homebrew PCB Exposure Box Using an Old Printer Scanner!

“Did you know that we can create a homebrew PCB exposure box using an old printer scanner? Yes you read it right! The Problem: In my experience, the quality of the presensitized method for making homebrew PCBs is really impressive …

QO-100 CW Keyer and Receiver Mixer

“Zen and the pursuit of CW operation with SDR Console. After a few on-air queries, I decided to write this article which documents how I operate CW using my SDR based QO-100 groundstation. The circuit I designed incorporates the …

Smooth 16x2 gauges without custom characters

“Simple design for 16x2 OLED Character Display using the US2066 chip”

DIY RFID Lock using RYRR10S module

“Simple DIY Lock using RYRR10S RFID/NFC module Story In our everyday life, everybody uses RFID Technology, most of the times without knowing it. RFID history dates back to the 1940s, It has vast range of applications, widely used in …