circuitrocks - DEV Community

circuitrocks

Jul 21

ESP32 Mesh Replaces a $120k Bowling Scoring System for $1,600

#esp32 #espnow #raspberrypi #sensors

2 min read

circuitrocks

Jul 21

PocketBeagle 2 Security Camera: Fully Offline, No Cloud

#pocketbeagle #securitycamera #opencv #singleboardcomputer

2 min read

circuitrocks

Jul 20

Olimex PICO-EVB Turns a Raspberry Pi Pico Into a Mini-PLC

#raspberrypipico #micropython #plc #homeassistant

2 min read

circuitrocks

Jul 20

Build a Fully Offline Privacy Security Camera on PocketBeagle 2

#pocketbeagle #securitycamera #opencv #singleboardcomputer

2 min read

circuitrocks

Jul 20

Penn State's Paint-On Electronic Tattoos Read ECG, EEG and EMG

#wearables #sensors #ecg #bluetooth

2 min read

circuitrocks

Jul 19

Run YOLO Vision Models on Raspberry Pi 5 Using Intel OpenVINO

#raspberrypi #openvino #computervision #yolo

2 min read

circuitrocks

Jul 19

Raspberry Pi Zero 2 W E Ink Typewriter: A Focused WriterDeck

#raspberrypi #epaper #writerdeck #diy

2 min read

circuitrocks

Jul 19

Thread-Based Circuits Sew Health Monitoring Into Your Clothes

#wearables #etextiles #sensors #flexibleelectronics

2 min read

circuitrocks

Jul 18

PocketBeagle 2 Powers an Offline, Privacy-First Security Camera

#pocketbeagle #securitycamera #edgeai #opencv

2 min read

circuitrocks

Jul 18

Meet Pinch: A 32-Bit Arduino Board Smaller Than a Fingernail

#arduino #microcontroller #samd11 #devboard

2 min read

circuitrocks

Jul 18

NVIDIA Jetson T3000 and T2000: Smaller, Faster Edge AI

#nvidiajetson #edgeai #robotics #embedded

2 min read

circuitrocks

Jul 17

Add LoRa Long-Range Radio to Your Raspberry Pi Pico This Weekend

#raspberrypipico #lora #iot #lorawan

2 min read

circuitrocks

Jul 17

Inky Bird Frame: A Raspberry Pi E-Paper Display of Local Birds

#raspberrypi #epaper #iot #epaperdisplay

2 min read

circuitrocks

Jul 17

Build an Offline Privacy Security Camera on PocketBeagle 2

#pocketbeagle #securitycamera #opencv #singleboardcomputer

2 min read

circuitrocks

Jul 16

Moonshine Micro Puts Voice AI on a Sub-$1 RP2350 Chip

#rp2350 #voicecontrol #tinyml #microcontroller

2 min read

circuitrocks

Jul 16

Pinch: A Fingertip-Sized 32-Bit Arduino-Compatible Dev Board

#arduino #samd11 #microcontrollers #usbc

2 min read

circuitrocks

Jul 16

Weekend Build: A Self-Cleaning Solar Tracker on Arduino UNO Q

#arduino #arduinounoq #solartracker #iot

2 min read

circuitrocks

Jul 15

Porting Apache NuttX to the Adafruit Fruit Jam to Run Doom

#nuttx #rp2350 #fruitjam #embedded

2 min read

circuitrocks

Jul 15

Name-Your-Price Raspberry Pi Press Bundle: 16 Pico & HAT Books

#raspberrypi #raspberrypipico #micropython #sensehat

2 min read

circuitrocks

Jul 14

Solar Devboard V1: An ESP32-C6 Sensor Node That Charges Itself

#esp32 #esp32c6 #solar #iot

2 min read

circuitrocks

Jul 14

Brass and a Raspberry Pi 5: A Handheld PC You Build Yourself

#raspberrypi #raspberrypi5 #handheldpc #diyelectronics

2 min read

circuitrocks

Jul 14

Build a Solar-Powered IoT Node with This ESP32-C6 Board

#esp32 #esp32c6 #solar #iot

2 min read

circuitrocks

Jul 13

Focus: The Open-Source UI Framework Behind an ESP32 E-Reader

#esp32 #embedded #opensource #uiframework

2 min read

circuitrocks

Jul 13

Build a Rotating UV Flame Scanner With the UVTRON R2868

#sensors #uvsensor #microcontroller #firedetection

2 min read

circuitrocks

Jul 13

QuadRF Turns a Raspberry Pi 5 Into a Wi-Fi-Seeing RF Camera

#raspberrypi #sdr #rf #phasedarray

2 min read

circuitrocks

Jul 12

Duality Canvas: Build a Wall-Sized ESP32 LED Display With WLED

#esp32 #ledwall #wled #addressableled

2 min read

circuitrocks

Jul 12

A Palm-Sized Battery Bench Power Supply Built on the ATtiny3216

#attiny3216 #powersupply #diyelectronics #pcbdesign

2 min read

circuitrocks

Jul 12

Run OpenClaw: Turn Your Raspberry Pi Into an Agentic AI Sidekick

#raspberrypi #openclaw #agenticai #gpio

2 min read

circuitrocks

Jul 11

Lini: An Open-Source Raspberry Pi CM5 Handheld With 40-Pin GPIO

#raspberrypi #cm5 #handheld #opensource

2 min read

circuitrocks

Jul 11

Open Book Touch: The ESP32-S3 E-Reader Built to Be Hacked

#esp32 #ereader #eink #opensource

2 min read

circuitrocks

Jul 11

This Giant ATmega Chip Doubles as a Qi Wireless Charger

#wirelesscharging #qi #atmega #pcbdesign

2 min read

circuitrocks

Jul 10

Build a Live Flight Tracker on the Feather RP2350 This Weekend

#rp2350 #feather #flighttracker #adsb

2 min read

circuitrocks

Jul 10

Pi Zero Cyberdeck: A Pocket Linux Rig With a 3.5" Screen

#raspberrypi #cyberdeck #pizero #gpiodisplay

2 min read

circuitrocks

Jul 10

Weekend Build: A Moon-Transit Flight Tracker on Feather RP2350

#rp2350 #flighttracker #circuitpython #tftdisplay

2 min read

circuitrocks

Jul 9

Weekend Build: A DIY SteamVR AR Headset on an ATmega32u4 PCB

#arheadset #atmega32u4 #wearables #steamvr

2 min read

circuitrocks

Jul 9

The PocketMage: An Open-Source ESP32-S3 E Ink PDA Goes Live

#esp32 #eink #pda #opensource

1

2 min read

circuitrocks

Jul 8

This DIY STM32L4 Smartwatch Puts Every Sensor in Your Control

#stm32 #smartwatch #wearable #microcontroller

2 min read

circuitrocks

Jul 8

Bitluni's 8,192-Core DIY GPU Is Built From 13-Cent RISC-V Chips

#riscv #microcontrollers #gpu #pcbdesign

2 min read

circuitrocks

Jul 8

Raspberry Pi 4 Serves Offline Classrooms: Inside the LEAP Node

#raspberrypi #education #stem #offlinelearning

2 min read

circuitrocks

Jul 7

Build a Keychain Game Console with a Raspberry Pi Pico 2 W

#raspberrypipico #retrogaming #handheldconsole #oled

2 min read

circuitrocks

Jul 7

Build Your Own Rocky: A Raspberry Pi 5 AI Robot That Talks

#raspberrypi #robotics #servo #ai

2 min read

circuitrocks

Jul 7

Adiuvo Explorer Board: $99 FPGA Development Made Accessible

#fpga #amdartix #pmod #embedded

1

2 min read

circuitrocks

Jul 6

Raspberry Pi Pico Turns a Koi-Pond Guitar Into a MIDI Controller

#raspberrypipico #midicontroller #capacitivetouch #diyaudio

2 min read

circuitrocks

Jul 6

Build a 2 Hz to 33.5 MHz Signal Generator on One AVR EB Chip

#avr #microcontrollers #signalgenerator #oscillator

2 min read

circuitrocks

Jul 6

Magnetic FMG Sensors and AI Give Prosthetic Hands Precise Control

#sensors #halleffect #robotics #wearables

2 min read

circuitrocks

Jul 5

ARDEP: An Open-Source STM32 Dev Board for Automotive Electronics

#automotiveelectronics #stm32 #canbus #embedded

2 min read

circuitrocks

Jul 5

RTK GPS on a Budget: Centimeter Accuracy with an ESP32 Rover

#rtkgps #esp32 #robotics #gnss

2 min read

circuitrocks

Jul 5

ATLAS: A Real-Life Tricorder Built on the Raspberry Pi RP2350

#raspberrypi #rp2350 #sensors #handheld

2 min read

circuitrocks

Jul 4

DEBIX T62P-01: Industrial Edge Computer With Real-Time Cores

#embedded #edgecomputing #freertos #industrialiot

2 min read

circuitrocks

Jul 4

Clintech Pico Board: All 48 RP2354B GPIOs in a Pico 2 Footprint

#raspberrypipico #rp2350 #microcontrollers #gpio

2 min read

circuitrocks

Jul 4

KENSAT: A Home-Built CubeSat Running a TinyLlama LLM in Orbit

#cubesat #edgeai #jetsonorin #satelliteradio

2 min read

circuitrocks

Jul 3

Raspberry Pi Cyberdeck Turns a Teensy Into a Pocket Music Studio

#raspberrypi #teensy #cyberdeck #diyaudio

2 min read

circuitrocks

Jul 3

The $50 Forgix Puts a Raspberry Pi RP2354 and an FPGA on One Board

#raspberrypi #fpga #rp2354 #microcontrollers

2 min read

circuitrocks

Jul 2

WeAct N006: A Credit-Card-Sized Jetson Orin NX Carrier Board

#jetson #nvidiajetson #edgeai #drones

2 min read

circuitrocks

Jul 1

The Tanmatsu Handheld: An ESP32-P4 Palmtop Built for Hackers

#esp32p4 #handheld #opensourcehardware #riscv

2 min read

circuitrocks

Jul 1

Circuit.Rocks Sponsors SparkFest 2026: GDG PUP Hackathon on July 9

#sparkfest2026 #gdgpup #hackathon #philippines

3 min read

circuitrocks

Jun 29

Build a 3D-Printed Fallout Laser Tag Blaster With a Pico 2 W

#3dprinting #raspberrypipico #lasertag #diy

2 min read

circuitrocks

Jun 28

E3D Bastion Coated Gears: A Hardened Extruder Upgrade for Bambu Lab

#3dprinting #bambulab #e3d #extruder

2 min read

circuitrocks

Jun 27

FGRFMesh Brings Open Sub-GHz Mesh Networking to ESP32 & STM32

#subghz #meshnetwork #esp32 #stm32

2 min read

circuitrocks

Jun 26

E3D Bastion Coated Gears Toughen Up Your Bambu Lab Extruder

#3dprinting #bambulab #e3d #extruder

2 min read

Writing Debut