Content for PCB

Mini PC Keyboard

“A minimalistic PC keyboard design based on Arduino that offers a specific set of keys in order to play some online role games. Even though there are commercial products out there that can fit almost everyone’s needs, it’s …

Project  Eduino WiFi

Eduino WiFi

“Eduino WiFi is a DIY Arduino UNO compatible WiFi development board based on the ESP8266EX. I have designed it to teach children soldering, electronics, programming and to build IOT enabled devices. One design goal was to keep the board as …

Hello Train! ATtiny 1614

“For my Fab Academy class I have to create a board with a microcontroller, a button and a LED. I will use Eagle to create it. I will use the ATtiny 1614, so I will use the reference of the …

Techswitch 1.0

“Empower Smart home by TechSwitch-1.0(DIY Mode). What is TechSwitch-1.0(DIY Mode) TechSwitch-1.0 is ESP8266 based smart switch. it can control 5 home appliances. Why it is DIY mode?? It is designed to re-flash any time. there …

Use 3 Arduino Pins to Control As Many Devices As You Want !

“This is a simple project that will allow you to control as many devices as you want with only 3 GPIO pins on a microcontroller !”

Z80 Arduino Using Mega as Debugger

“Ever since the 80’s I’ve wanted to build a Z80 computer. I even bought the chips, but never used them. The reasons for this are varied. I never liked erasing and reprogramming EPROMs. My EPROM eraser died. I …

Cherry Pi Split Mechanical Keyboard

“I’ve used a Microsoft Natural Elite keyboard for years. And after almost 20 years of loyal service, it’s at the end of its lifespan. During my search for a replacement, I also looked at different mechanical keyboards. And …

Project  CMOS Clock

CMOS Clock

“Introduction I’ve recently become interested in clock projects, and it seemed appropriate to start by building the essential digital clock assembled from logic chips. Although clock projects exactly like this have been around for the best part of 50 …

Nixie Tube Audio Meter

“Nixie Tubes are an antiquated neon-based display technology dating back to the mid-1950s. They predate both LEDs and LCDs, which are both cheaper and simpler to operate. However, LEDs and LCDs both struggle to match the otherworldly aesthetic of these …

Project  PiPiano

PiPiano

“Synthesize your own little Raspberry Pi piano. Uses FluidSynth SoundFont synthesizer. Features polyphony and sustain, meaning you could push all of the notes at once and the note will play longer with the button held down. Schematic and PCB are …