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TUTORIAL

Qwiic Joystick Hookup Guide

The SparkFun Qwiic Joystick combines the convenience of the Qwiic connection system and an analog joystick that feels reminiscent of the thumbstick from a PlayStation 2 controller.

VIDEO

Donald Bell Maker Update: Chasing the Sun

By Maker.io Staff

This week on Maker Update: a sunshine powered bicycle, an AI powered friend from 40-Eridine, a computer that fits in your pocket, and getting your zip ties in order.

PROJECT

ESPNOW - Peer to Peer ESP32 & ESP8266 Simple Wireless Communication Betw

By Ron Cutts

Step-by-step guide to set up ESPNOW on ESP32 and ESP8266, configure MAC addresses, and program data transfer in Visuino. Easy WiFi P2P!

BLOG

Common Website Vulnerabilities and How to Fix Them

By Andrew Kazour

Web development opens the door to creating awesome tools, websites, and personal projects! However, it can be a bit overwhelming trying to figure out how to keep your site secure while building it.

PROJECT

Arduino Color Recognition Using TCS34725 Color Sensor and Neopixels

By Ron Cutts

Learn how to read a paper’s color via the TCS34725 sensor and display it on an 8‑LED NeoPixel strip, all powered by Arduino and Visuino.

PROJECT

Change Random Colors NeoPixel Shield Adafruit & Arduino - 40 RGB LED Pi

By Ron Cutts

Step‑by‑step guide: wire the Adafruit NeoPixel Shield, set up Visuino, generate code, and flash your Arduino to create a dynamic random color display.

PROJECT

Arcade Fightstick

By Adafruit Industries

Build your own joystick and buttons gaming controller.

BLOG

Semiconductor Packaging & SoC Design

By Antonio Velasco

The word "semiconductor" is a strong buzzword. They drive the stock market, enable all of our electronics and systems, and essentially hold up the world.

ESP32 WhatsApp Alerts Without a SIM Card

By Rinme Tom

Learn how to build an ESP32 WhatsApp notification system using CircuitDigest Cloud API. Send real-time sensor alerts to your phone, no SIM card, no WhatsApp Business API needed. Step-by-step tutorial with code.

PROJECT

Build a USB Game Controller with Arduino Uno R4

By Rinme Tom

Learn how to build an Arduino game controller with our complete DIY guide. Includes circuit diagram, Arduino code, wiring instructions, and USB setup. Free GitHub code download.