Logic Analyzer

Learn to Control Servo motor using PWM - Wokwi Style

Experiment with PWM and servo angle to understand the relationship and explore other aspects of Servo motor control in a hands-on approach.

Logic Analyzer

Learn PWM signal using Wokwi Logic Analyzer

Experience PWM duty cycle and frequency in a visual way and level up your signal analysis skills

ChatGPT

I tried ChatGPT for Arduino - It’s Surprising

Learn how to use AI’s help to learn Arduino programming faster, find bugs, and understand programs line-by-line!

Logic Analyzer

Analyzing UART Messages on Wokwi Logic Analyzer Part 2

What's baud rate, parity, start and stop bits? Join us for a journey diving deep into UART internals

Logic Analyzer

Learn UART Using Wokwi Logic Analyzer - Part 1

Look into the raw Tx/Rx signals using Wokwi and PulseView. No hardware required!

Chip API

Custom Chips? Yes Please

Create custom chips for Wokwi and extend the simulation using the C API

ATTiny

Successful Hardware Crowdfunding: Behind the Scenes

Building hardware projects for yourself is a lot of fun. Sometimes they are even very useful! But how do you get your innovative electronics creations into the hands of others?

ESP32

ESP32 JTAG Debugging using Raspberry Pi

ESP32 Hardware Debug: OpenOCD on Raspberry Pi w/GDB, ESP-IDF, and Visual Studio Code

GDB

Running GDB in the Browser

GDB inside a Linux in a x86 Virtual Machine using Web Assembly running in the browser. Crazy?

Bitwise Operators in GIFs

They Say a GIF is Worth a 2¹⁰ Words... Friendly Animations for Bitwise Operations!

Arduino

Arduino/AVR GDB Cheat Sheet

List of common GDB commands for debugging AVR code.

ATTiny

Removing a Curse from ATtiny85 Fuses

I bricked my ATtiny85, and even High-Voltage Serial Fuse programming couldn't save the day... This is what happened:

Arduino

Brilliant Things People Built with AVR8js Arduino Simulation 🏃‍♀️

Virtual robotics lab at Dawson College, Soulmate's FastLED pattern editor, Electronic circuit simulator, and an Electron-powered desktop Arduino lab

Arduino

How to Write Clean Arduino Code

or : Get Your Code’s Story Straight!

CircuitPython

? How I won the CircuitPython Challenge with a Piano ?

And how you can make your own piano too!

Arduino

How Fast Does Your Arduino Code Run?

Learn how to measure the execution speed of any Arduino code very accurately just by adding a few lines of code! We'll discuss about clock cycles, timers, and how to set them up to figure out exactly how fast your code is.

Arduino

Turning Arduino OLED Display into a Web Component

Let's create a web component based on an hardware device!

CircuitPython

Play Musical Notes and Tunes with CircuitPython ?

Simple Method for Playing Tunes from CircuitPython, including Jingle Bells and Hanukkah

Raspberry Pi

IRL Chrome T-Rex Game Powered By Raspberry Pi Zero

Wire mess replaced by a custom shield with Motor Drivers, Regulator, DFPlayer and E-Paper Connector

PCB

PCB Assembly Service Review: ALLPCB China

Ordering Assembly Service From a China Fab House: All The Details (Really Everything!)

Arduino

AVR8js: Simulate Arduino in JavaScript

New AVR simulator that allows you to compile and run Arduino code directly in your browser!

PCB

Introducing: EasyEDA 2 KiCad

I use both KiCad and EasyEDA for PCB design, and couldn't find a way to convert designs between them. So I created one!

Arduino

5 Ways to Blink an LED with Arduino

Learn about the internals of the Arduino Uno microcontroller by looking at 5 different approaches for a seemingly simple task: blinking an LED!

AVR

Capture The Flag Shitty Add-On

ATtiny85 Hardware Challenge For The Brave!

Personal Story

Electronics with a Personal Touch, the Hard Way and the Easy Way

14 years later, the process of creating custom PCBs hasn't changed much. It is still error prone, and the learning curve is steep. Now comes Wokwi...