iot & smart home
Upline Puts an ATtiny85 Online Using 4,060 Bytes of Flash
Upline is an open source serial protocol that gets an ATtiny85 or Arduino UNO on the web through a USB cable, using 4,060 bytes…
diy projects
This Arduino Nano-Sized Board Packs a 300 MHz Cortex-M7 Chip
Magmabow squeezed a 300 MHz ATSAME70 Cortex-M7 into an Arduino Nano footprint, and the BGA routing trick he used is worth stealing.
diy projects
This ATmega328P Clock Keeps Swatch’s Failed Internet Time Alive
Swatch's 1998 .beat time died fast, but one maker rebuilt it around an ATmega328P, a DS3231 and a 1990s HPDL-1414 bubble display.
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
Build a Working Apollo DSKY Replica with Raspberry Pi and Arduino
A maker rebuilt the Apollo DSKY with a Raspberry Pi, Arduinos, and open-source VirtualAGC. Every CAD file and schematic is free, so you can…
arduino
How These DIY Robot Legs Walk on an Arduino Mega 2560
Maker Oliver Paff built a working pair of walking humanoid robot legs using an Arduino Mega 2560, a PCA9685 driver, and eight hobby servos.…
raspberry pi
QuadBoat: Raspberry Pi Spider Robot That Rescues Swimmers
QuadBoat is a spider-inspired rescue robot that pulls drowning swimmers from the water, run by a Raspberry Pi 4 and a cluster of Arduino…
arduino
Arduino UNO Q Smart Doorbell Keeps Your Video Off the Cloud
An open-source Arduino UNO Q doorbell runs person-detection AI on-device and pushes snapshots over Telegram, no cloud servers required.
arduino
Build a No-Solder RetroArch Handheld with the Arduino UNO Q
Zalmotek's Arduino UNO Q handheld runs RetroArch using only off-the-shelf modules, so you can build a portable emulator this weekend with almost no soldering.
arduino
Arduino UNO Q Arcade Bundle Turns One Board Into a Retro Console
Arduino's UNO Q Arcade bundle turns one Linux-capable board into a RetroArch console, with snap-on Modulino controls and a 3D-printed shell.
arduino
Meet Pinch: A 32-Bit Arduino Board Smaller Than a Fingernail
The Moddo Pinch is a 32-bit Arduino-compatible dev board just 10.5 x 10.9 mm, packing a SAM D11, 15 GPIO pins, and an RGB…
arduino
Pinch: A Fingertip-Sized 32-Bit Arduino-Compatible Dev Board
The pinch crams a 32-bit Arduino-compatible board onto something the size of a USB-C plug: 15 GPIO pins, native USB, and a $16 pre-order.