diy projects
Clough42’s GPS Clock Spins Its Numbers with a Pico and TMC2208
A GPS module, a Raspberry Pi Pico, and two TMC2208 drivers spin machined wheels to show time that never needs setting. Here is how…
diy projects
PSU-EXT Makes Any Bench Power Supply Programmable via ESP32-S3
An open source ESP32-S3 box adds SCPI control, live current charts and protection limits to any 0-25 V bench supply, no teardown required.
raspberry pi
HIRO Gen 2: A Raspberry Pi Pico 2 Spider Robot Kit You Wire Yourself
Takamori Robot's HIRO Gen 2 moves to the RP2350 Pico 2, with four SG-90 servos, an MPU-6050 IMU and wiring you do yourself in…
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…
diy projects
Build a Raspberry Pi Iris Colour Detector with OpenCV
A Raspberry Pi 3 B+, a Camera Module 3 and OpenCV sorted 350 science-fair visitors' eye colours into seven categories. Here is how the…
microcontrollers
PwrBlock 323: An STM32 Programmable PSU Built Into Your Test Rig
Everypin built a 1-32V programmable supply that bolts inside your test jig and takes SCPI commands over USB. No more hand power-cycling boards at…
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…
microcontrollers
BrainBoard1500 Puts Neuromorphic AI on an Arduino Nicla Board
BrainChip's AKD1500 accelerator lands on an Arduino Nicla footprint with 32 neural cores, 4 MB flash, and a current monitor for measuring the power…
diy projects
Teardown 2026: 450 Hardware Hackers Took Over Jupiter Hotel
Crowd Supply's Teardown 2026 packed 41 talks and 47 demo tables into one hotel. Here are the embedded, USB-C PD, and ESP32 bits worth…
microcontrollers
Build a $29 Open-Source STM32F405 FOC Driver for BLDC Motors
Sirojudin Munir's SF-Motion FOC driver runs BLDC motors on an STM32F405, costs about $28.58 in parts, and ships KiCad files under the MIT license.
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.
microcontrollers
MIT-Licensed STM32C5 BluePill Clone Runs Oberon-2 Instead of C
A 144MHz Cortex-M33 in BluePill form, MIT-licensed with KiCad files published, and it speaks Oberon-2 as fluently as it speaks C.