diy projects
Ben Eater Builds a Breadboard Clock Timed by 60 Hz Wall Power
Ben Eater skips the crystal oscillator and pulls his breadboard clock's one-second heartbeat straight from the 60 Hz AC grid. Here's how the circuit…
diy projects
Build a Wi-Fi NeoPixel Art Display with the Raspberry Pi Pico 2W
The Blossom hides a Raspberry Pi Pico 2W and a 16-pixel RGBW NeoPixel ring in a capiz shell, controlled from any browser on your…
diy projects
A Raspberry Pi Zero Cyberdeck That Fits Inside an Altoids Tin
A maker packed a Raspberry Pi Zero, a 2-inch LCD, and a hand-soldered keyboard into a mint tin. Here is how the pocket cyberdeck…
diy projects
Build a Classroom Robot with Adafruit CRICKIT and CircuitPython
One CRICKIT board turns a Circuit Playground or Feather into a motor-driving, servo-swinging robot brain, no soldering iron required. Here's how to start.
diy projects
SPOKE: The RP2040 Touch Controller That Plays Music From Fruit
The SPOKE is a CD-shaped RP2040 board with 27 capacitive touch pads that turns copper tape, pencil lines, or even fruit into a playable…
diy projects
Build a Retro Handheld Inside an NES Gamepad with an ESP32-S2
A dead NES-style controller hides a full ESP32-S2 emulator that plays 8-bit classics and Doom for about $17. Here is the weekend build.
diy projects
DOGS2: A Palm-Sized ESP32 Bench Lab You Can Build This Weekend
Sergei's DOGS2 stuffs a programmable power supply, logic probe, frequency counter, and signal generator into one palm-sized ESP32 box. Build it this weekend.
diy projects
Voicebox FX: A Pocket Audio Looper on the Feather RP2350
Adafruit's Voicebox FX records 20-second clips and warps them live with pitch, reverb and delay, all running CircuitPython on a Feather RP2350.
diy projects
This Giant 16×2 Character Display Runs on an RP2040 and 1,000 LEDs
A maker rebuilt the classic 16×2 character LCD at 7x scale using 1,000+ addressable LEDs and an RP2040 that still speaks I2C to any…
diy projects
A Retro Game Console Crammed Inside an NES Gamepad (ESP32-S2)
Logic Gate Labs squeezed a full ESP32-S2 handheld emulator (and Doom) into an empty NES gamepad shell for about $17. Here is how the…
diy projects
Add Touch ID to Any Mac With a DIY ESP32-S3 Fingerprint Module
A developer built TinyTouch, an open source ESP32-S3 USB module that brings fingerprint unlock to any Mac, no pricey Apple keyboard needed. Here's how…
diy projects
Portable Commodore 64: A Raspberry Pi 3 Retro Handheld Build
A Raspberry Pi 3 plus a Pico turns the classic Commodore 64 into a solder-free portable handheld you can wire up and play over…