Content for PCB

Xiao Mx MIDI Device

“A simple MIDI device that uses the Adafruit TinyUSB library, a Seeed Studio Xiao, 6 Cherry Mx stabilised switches and 5 9mm Alpha pots.”

Project  XpandShield

XpandShield

“An Arduino Shield that is compatible with Arduino Leonardo or DUE (and potentially many more!). It started 2020 winter when things start to get cold. How cold? We do not have a good thermometer at home. The one on the …

Project  ArduVMU

ArduVMU

“DIY Arduboy with flashchip on a custom PCB + Dreamcast VMU with a busted screen = Hours of fun!!! Story With all the really cool advances and games coming out for the Arduboy system, I though it would be really cool to …

DIY Arduino based resistor reel cutting machine

“Hello guys in this video I have made a Arduino based resistor reel cutting machine this machine can cut reels in small quantities. how many resistor you need to cut in single set you can provide the input to the …

DIY Solar Panel Monitoring System - V1.0

“A few months back, I have installed a small-scale Off-Grid Solar System. I am always very curious to see the performance of my solar PV system, and the good news is that the charge controller that I am using has …

LIR1220 Charger

“Charger for LIR1220 Li-Ion batteries based on MCP73831.”

Micro Breadboard Power Supply

“A small Micro USB connected power supply that is designed to fit onto the power rails of a standard solderless breadboard. Inspiration While working with some of the more common breadboard power supplies that are available, I was always wanting …

Tiny Word Clock

“A 3D printed tiny word clock build using a 8x8 LED matrix and ATtiny1614 microprocessor. Story Back in 2017, I built a large Word Clock designed by wabbitguy. Recently I came across a word clock based on a 8x8 Matrix …

Wifi MQTT Telegraph

“Using an ESP8266 NodeMCU module connected to an MQTT service, we achieve instant intercontinental communication! (One beep at a time.) Introduction In the era of zoom calls, messenger and Snapchat, communication across the globe has become trivial. But what if …

Conundrometer

“A pocket anagram game designed to help improve your word skills. On the Technoblogy website, David Johnson-Davies designed an anagram game called Conundrometer to help his son improve his anagram solving skills. This seemed like a great project to upgrade …