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circuitrocks

Distributor of Arduino, Adafruit, Raspberry Pi Components

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Seeed's reComputer RK3576 Kit Runs YOLO11 at 80 FPS for $219
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Seeed's reComputer RK3576 Kit Runs YOLO11 at 80 FPS for $219

#edgeai #computervision #singleboardcomputer #rockchip
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2 min read
Arduino VENTUNO Q Runs a Vision Model on a Robot Arm
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Arduino VENTUNO Q Runs a Vision Model on a Robot Arm

#arduino #robotics #robotarm #edgeai
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3 min read
Someone Squeezed a Generative AI Image Model Onto a $1 RP2350
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Someone Squeezed a Generative AI Image Model Onto a $1 RP2350

#rp2350 #raspberrypipico #microcontrollers #edgeai
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2 min read
Arduino's Zephyr RTOS Core Hits 1.0.0: What Changes for Makers
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Arduino's Zephyr RTOS Core Hits 1.0.0: What Changes for Makers

#arduino #zephyr #rtos #microcontrollers
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2 min read
This Arduino Watches a Treadmill With a Webcam to Clock Speed
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This Arduino Watches a Treadmill With a Webcam to Clock Speed

#arduino #edgeai #bluetooth #computervision
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2 min read
Add a CircuitPython Watchdog So Your Build Reboots Itself
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Add a CircuitPython Watchdog So Your Build Reboots Itself

#circuitpython #watchdogtimer #microcontrollers #embedded
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3 min read
Raspberry Pi Bootloader Now Draws Splash Screens on SPI Panels
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Raspberry Pi Bootloader Now Draws Splash Screens on SPI Panels

#raspberrypi #spi #i2c #bootloader
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2 min read
Petoi's Quaddle Is a Foldable ESP32-S3 Quadruped Robot for $99
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Petoi's Quaddle Is a Foldable ESP32-S3 Quadruped Robot for $99

#robotics #esp32 #quadruped #servos
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2 min read
Turn Two Knobs Into a Raspberry Pi Internet Radio With MCP3008
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Turn Two Knobs Into a Raspberry Pi Internet Radio With MCP3008

#raspberrypi #gpiozero #mcp3008 #adc
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2 min read
Build a $10 ESP32-C3 Fridge Monitor That Logs Its Own Data
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Build a $10 ESP32-C3 Fridge Monitor That Logs Its Own Data

#esp32 #esp32c3 #iot #micropython
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2 min read
Bird-Inspired Drone Perches Using 9 Touch Sensors, No Camera
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Bird-Inspired Drone Perches Using 9 Touch Sensors, No Camera

#robotics #drones #tactilesensors #autonomousflight
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2 min read
This Desktop WALL-E Robot Runs on an ESP32-S3 and Talks Back
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This Desktop WALL-E Robot Runs on an ESP32-S3 and Talks Back

#esp32 #robotics #servos #aivision
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2 min read
Tiwaz: An STM32 Split Keyboard That Is Also Two Macro Pads
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Tiwaz: An STM32 Split Keyboard That Is Also Two Macro Pads

#stm32 #mechanicalkeyboard #qmk #openhardware
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2 min read
Raspberry Pi's CM5 Programming Jig Flashes Modules in One Press
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Raspberry Pi's CM5 Programming Jig Flashes Modules in One Press

#raspberrypi #computemodule #provisioning #secureboot
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2 min read
Build a Raspberry Pi Flight Tracker That Replays Your Whole Sky
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Build a Raspberry Pi Flight Tracker That Replays Your Whole Sky

#raspberrypi #adsb #sdr #python
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2 min read
Arduboy's $39 CHGame Rev0: A RISC-V Handheld Built for Hacking
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Arduboy's $39 CHGame Rev0: A RISC-V Handheld Built for Hacking

#riscv #handheldconsole #microcontrollers #retrogaming
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2 min read
Build a Palm-Vein Biometric Door Lock with an ESP32 and IR Camera
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Build a Palm-Vein Biometric Door Lock with an ESP32 and IR Camera

#esp32 #biometrics #doorlock #sensors
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2 min read
ATtiny816 PCB Business Card Runs 21 LEDs on Harvested NFC Power
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ATtiny816 PCB Business Card Runs 21 LEDs on Harvested NFC Power

#nfc #attiny #pcbdesign #kicad
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2 min read
An ATmega Robot Arm That Serves Badminton Shuttlecocks
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An ATmega Robot Arm That Serves Badminton Shuttlecocks

#robotics #atmega #arduino #motorcontrol
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2 min read
This ESP32 CHIP-8 Computer Runs on a Flame and a Stirling Engine
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This ESP32 CHIP-8 Computer Runs on a Flame and a Stirling Engine

#esp32 #chip8 #retrocomputing #powersupply
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2 min read
Wireless ESP32 Bike Brakes: ABS From Car Door Lock Actuators
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Wireless ESP32 Bike Brakes: ABS From Car Door Lock Actuators

#esp32 #espnow #actuators #diyelectronics
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2 min read
Banana Pi's BPI-AI2N Packs 15 TOPS of Vision AI Into a Module
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Banana Pi's BPI-AI2N Packs 15 TOPS of Vision AI Into a Module

#bananapi #edgeai #computervision #singleboardcomputer
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2 min read
WeatherXM D2 Mesh: A Solar LoRa Weather Station With No Wi-Fi
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WeatherXM D2 Mesh: A Solar LoRa Weather Station With No Wi-Fi

#lora #esp32 #weatherstation #iot
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2 min read
An Arduino Nano ESP32 Robot Flips All 666 Pixels of This Display
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An Arduino Nano ESP32 Robot Flips All 666 Pixels of This Display

#arduino #esp32 #servo #sensors
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3 min read
Never Buy the Same L298N Twice: An Arduino UNO Q Parts Tracker
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Never Buy the Same L298N Twice: An Arduino UNO Q Parts Tracker

#arduino #unoq #inventory #i2c
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3 min read
A Parody Apple Laptop Reborn: The RP2350 Mactini Actually Works
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A Parody Apple Laptop Reborn: The RP2350 Mactini Actually Works

#rp2350 #raspberrypipico #freertos #spidisplay
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2 min read
Build a Digital Nose: an SGP30 Sensor That Sniffs Out Spoiled Milk
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Build a Digital Nose: an SGP30 Sensor That Sniffs Out Spoiled Milk

#sensors #sgp30 #circuitpython #i2c
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2 min read
A XIAO ESP32-S3 Clock Hiding Inside a Fake Linksys WRT Router
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A XIAO ESP32-S3 Clock Hiding Inside a Fake Linksys WRT Router

#esp32 #xiaoesp32s3 #ntpclock #wifi
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2 min read
Microduck: A $399 Open-Source Biped Robot for Physical AI Labs
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Microduck: A $399 Open-Source Biped Robot for Physical AI Labs

#robotics #physicalai #reinforcementlearning #huggingface
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2 min read
TinyML on a Raspberry Pi 3: LesionIQ Scans Skin Lesions Offline
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TinyML on a Raspberry Pi 3: LesionIQ Scans Skin Lesions Offline

#raspberrypi #tinyml #machinelearning #edgeai
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2 min read
How ExpressLRS Squeezes Kilometers Out of a 1-Watt ESP32 Link
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How ExpressLRS Squeezes Kilometers Out of a 1-Watt ESP32 Link

#esp32 #lora #rfdesign #expresslrs
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2 min read
An ESP32-P4 Runs Doom While Claude Sonnet Fumbles the Controls
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An ESP32-P4 Runs Doom While Claude Sonnet Fumbles the Controls

#esp32 #esp32p4 #doom #embeddedai
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2 min read
LiteRT on Raspberry Pi 5: Run Gemma and Vision Models Locally
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LiteRT on Raspberry Pi 5: Run Gemma and Vision Models Locally

#raspberrypi #edgeai #machinelearning #litert
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2 min read
NVIDIA Jetson Orin Nano 2 Packs 78 TOPS Into a 15-Watt Board
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NVIDIA Jetson Orin Nano 2 Packs 78 TOPS Into a 15-Watt Board

#nvidiajetson #edgeai #robotics #singleboardcomputer
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2 min read
DIY PLC on a PocketBeagle 2: Is a $1,000 Allen-Bradley Fair?
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DIY PLC on a PocketBeagle 2: Is a $1,000 Allen-Bradley Fair?

#plc #industrialautomation #pocketbeagle #embedded
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2 min read
Arduino VENTUNO Q: 8-Core Dragonwing SBC With an STM32 Sidekick
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Arduino VENTUNO Q: 8-Core Dragonwing SBC With an STM32 Sidekick

#arduino #singleboardcomputer #qualcomm #stm32
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2 min read
How a DIY 1S FPV Quadcopter Reached 5 km and 34 Minutes Aloft
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How a DIY 1S FPV Quadcopter Reached 5 km and 34 Minutes Aloft

#fpvdrone #quadcopter #expresslrs #batteries
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2 min read
ESPHome Firmware Cuts the Litter-Robot 4 Free From the Cloud
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ESPHome Firmware Cuts the Litter-Robot 4 Free From the Cloud

#esp32 #esphome #homeassistant #iot
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2 min read
Build Your Own Cyberdeck: A Raspberry Pi 5 Power Budget Guide
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Build Your Own Cyberdeck: A Raspberry Pi 5 Power Budget Guide

#raspberrypi #cyberdeck #singleboardcomputer #powersupply
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2 min read
RFGEN44: An Open 4.4GHz RF Signal Generator on a PIC16
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RFGEN44: An Open 4.4GHz RF Signal Generator on a PIC16

#rf #signalgenerator #adf4351 #pic16
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2 min read
A Homebrew Motorola 68000 Gets Two Working PCI Slots at 10 MHz
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A Homebrew Motorola 68000 Gets Two Working PCI Slots at 10 MHz

#retrocomputing #fpga #cpld #motorola68000
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2 min read
Ice Dart: The Drone That Spikes Itself Onto a Drifting Iceberg
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Ice Dart: The Drone That Spikes Itself Onto a Drifting Iceberg

#robotics #drones #sensors #embedded
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3 min read
Three Corroded WiiMotes, One Working Controller and an ESP32-S3
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Three Corroded WiiMotes, One Working Controller and an ESP32-S3

#repair #retrogaming #esp32 #i2c
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2 min read
This LED Staff Turns a Teensy 4.1 Into a Handheld PoV Display
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This LED Staff Turns a Teensy 4.1 Into a Handheld PoV Display

#led #teensy #esp32 #povdisplay
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2 min read
NVIDIA Retires Jetson Xavier: What ECE Students Should Buy Now
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NVIDIA Retires Jetson Xavier: What ECE Students Should Buy Now

#nvidiajetson #edgeai #robotics #embedded
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2 min read
Clough42's GPS Clock Spins Its Numbers with a Pico and TMC2208
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Clough42's GPS Clock Spins Its Numbers with a Pico and TMC2208

#raspberrypipico #gps #steppermotor #mechatronics
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2 min read
PSU-EXT Makes Any Bench Power Supply Programmable via ESP32-S3
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PSU-EXT Makes Any Bench Power Supply Programmable via ESP32-S3

#esp32 #powersupply #scpi #testequipment
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2 min read
HIRO Gen 2: A Raspberry Pi Pico 2 Spider Robot Kit You Wire Yourself
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HIRO Gen 2: A Raspberry Pi Pico 2 Spider Robot Kit You Wire Yourself

#raspberrypipico #robotics #rp2350 #servo
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2 min read
Adafruit GP8403 I2C DAC Pushes Analog Output All the Way to 10V
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Adafruit GP8403 I2C DAC Pushes Analog Output All the Way to 10V

#dac #i2c #arduino #raspberrypi
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2 min read
Build a Raspberry Pi Iris Colour Detector with OpenCV
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Build a Raspberry Pi Iris Colour Detector with OpenCV

#raspberrypi #opencv #computervision #cameramodule
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2 min read
PwrBlock 323: An STM32 Programmable PSU Built Into Your Test Rig
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PwrBlock 323: An STM32 Programmable PSU Built Into Your Test Rig

#stm32 #powersupply #testautomation #embedded
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2 min read
Upline Puts an ATtiny85 Online Using 4,060 Bytes of Flash
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Upline Puts an ATtiny85 Online Using 4,060 Bytes of Flash

#attiny85 #arduino #iot #microcontrollers
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2 min read
BrainBoard1500 Puts Neuromorphic AI on an Arduino Nicla Board
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BrainBoard1500 Puts Neuromorphic AI on an Arduino Nicla Board

#neuromorphic #brainchip #arduinonicla #embeddedai
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2 min read
Teardown 2026: 450 Hardware Hackers Took Over Jupiter Hotel
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Teardown 2026: 450 Hardware Hackers Took Over Jupiter Hotel

#esp32 #openhardware #embedded #makers
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2 min read
Build a $29 Open-Source STM32F405 FOC Driver for BLDC Motors
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Build a $29 Open-Source STM32F405 FOC Driver for BLDC Motors

#stm32 #bldc #foc #motordriver
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2 min read
This Arduino Nano-Sized Board Packs a 300 MHz Cortex-M7 Chip
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This Arduino Nano-Sized Board Packs a 300 MHz Cortex-M7 Chip

#arduino #armcortexm7 #pcbdesign #microcontrollers
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2 min read
MIT-Licensed STM32C5 BluePill Clone Runs Oberon-2 Instead of C
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MIT-Licensed STM32C5 BluePill Clone Runs Oberon-2 Instead of C

#stm32 #microcontrollers #kicad #embeddedprogramming
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2 min read
Axiometa's AX22 Shield Turns Seeed XIAO Into a Solderless Rig
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Axiometa's AX22 Shield Turns Seeed XIAO Into a Solderless Rig

#seeedxiao #microcontrollers #prototyping #esp32
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2 min read
Build a Pocket Route Finder on Raspberry Pi Pico with Dijkstra
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Build a Pocket Route Finder on Raspberry Pi Pico with Dijkstra

#raspberrypipico #micropython #algorithms #rp2040
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2 min read
This $155 Open-Source 6-DoF Stylus Replaces $5,000 Mocap Rigs
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This $155 Open-Source 6-DoF Stylus Replaces $5,000 Mocap Rigs

#opensourcehardware #pcbdesign #diyelectronics #motiontracking
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2 min read
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