arduino
Never Buy the Same L298N Twice: An Arduino UNO Q Parts Tracker
A maker got tired of owning eight identical motor drivers, so he built an Arduino UNO Q inventory tracker that answers one question: do…
arduino
Arduino VENTUNO Q: 8-Core Dragonwing SBC With an STM32 Sidekick
Arduino's VENTUNO Q pairs an 8-core Dragonwing with an STM32, 16GB of LPDDR5 and a 40 TOPS DSP for $299. Here's what to have…
news & releases
Adafruit GP8403 I2C DAC Pushes Analog Output All the Way to 10V
Most DACs cap out at 5V. The GP8403 breakout boosts to a real 0-10V analog output over I2C, which unblocks fan drivers, bias rails…
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.