Content for PCB

DIY Customized 8x8 LED Matrix Tutorial (MAX7219 Meets Arduino)

“In this step-by-step tutorial, we’re diving into the world of electronics and microcontrollers to create a personalized 8 by 8 LED matrix that can be controlled using an Arduino board. I’m Chris, and I’ll walk you through …

SADD: Sleep Apnea Detection Device

“A device that tracks, records, and alerts users to instances of potential sleep apnea via audio, visual, and vibrational systems. Sleep Apnea threatens the lives and proper respiratory function of up to 20% of the global population, says The National …

Stealthy Infrared Human Proximity and Movement Module

“A concealed stealth gadget that senses movement of any object that gives off IR radiation, i.e. humans, animals, etc, and blinks rapidly. A device with stealth, military, and fun applications, this human proximity sensor is a stealth gadget equipped …

Arduino Customized L298M Dual Motor Driver Module

“The project is a design of an LM298 Dual DC motor driver used to drive DC and stepper motors. It is a design done in KiCAD. The Arduino Customized L298M Dual Motor Driver Module is designed to handle high-power DC …

ATmega128RFA1 Dev Board Hookup Tutorial

“This project documents the development board’s schematic and hardware layout. An ATmega128RFA1 board has the following features; Arduino-compatible with R3 Form Factor Onboard chip antenna 33 Digital I/Os SPI, TWI, and UART interfaces 8 Analog Inputs (10-bit) 16 …

Atmega328P Shield for Quick Prototyping on Breadboards

“There are many situations in which you want to replace an Arduino board for an Atmega328P chip, which is cheaper and more compact. However, using an Atmega328P can be inconvenient, since you need to wire up the power, UART, reset …

COBRA: Reflex Coach

“Unleash your reflex potential with Cobra, the ultimate coach for lightning-fast responses and unmatched agility. Strike first, conquer all. Advantages of Training Reflexes Training reflexes offers a series of advantages and benefits in both daily life and various sports fields …

DIY 433MHz 4-Channels Wireless Switcher Circuit (Arduino)

“DIY 433MHz 4-Channels Wireless Switcher Circuit (Arduino) 433MHz/315MHz remote controls are everywhere around us, used to control devices such as turning ON/OFF the lights or a TV, or in applications such as opening/closing parking or villa entrance …

DIY GPS Module for Yaesu VX-8DR/VX-8DE Handheld Transceiver

“GPS module for Yaesu VX-8DR/DE handheld transceivers with ublox NEO-6M chip and Arduino Nano by Dmitry Melnichansky 4Z7DTF (4X5DM since June 2016 4X1MD since July 24, 2017). Overview When I was buying my Yaesu VX-8DE, I …

DIY Rotating LED Display - Arduino at it’s best

“CD-sized device showing online time & weather data. Wirelessly powered and controlled, Using Arduino and ESP-01s. Easy to assemble. 1. Description of the device The Rotating Display device comprises two primary units: a power supply unit and a display …