circuitrocks - DEV Community

circuitrocks

Jul 25

A Raspberry Pi and YOLOv8 Read This Gas Meter Automatically

#raspberrypi #computervision #yolov8 #homeassistant

2 min read

circuitrocks

Jul 25

A Raspberry Pi Zero Clock That Sets Itself and Never Drifts

#raspberrypi #raspberrypizero #7segmentdisplay #i2c

2 min read

circuitrocks

Jul 24

Build a Portable Commodore 64 Handheld With a Raspberry Pi 3

#raspberrypi #retrogaming #commodore64 #emulation

2 min read

circuitrocks

Jul 24

Arduino UNO Q Smart Doorbell Keeps Your Video Off the Cloud

#arduino #edgeai #iot #smarthome

2 min read

circuitrocks

Jul 24

Build a No-Solder RetroArch Handheld with the Arduino UNO Q

#arduino #arduinounoq #retroarch #handheldconsole

2 min read

circuitrocks

Jul 23

CircuitPython 10.3.0 Alpha 4 Brings Audio Effects to RP2040

#circuitpython #raspberrypipico #esp32 #embeddedprogramming

2 min read

circuitrocks

Jul 23

Build a Modular x86 Cyberdeck on the LattePanda IOTA

#lattepanda #cyberdeck #handheldpc #singleboardcomputer

2 min read

circuitrocks

Jul 23

ESP32 Bowling Scoring System Beats a $120K Proprietary Quote

#esp32 #espnow #raspberrypi #iot

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2 min read

circuitrocks

Jul 22

An ESP32 and Eight ToF Sensors Give This Antique Lamp a Sixth Sense

#esp32 #vl53l1x #timeofflight #i2c

2 min read

circuitrocks

Jul 22

This Raspberry Pi Arcade Cabinet Exists Only for Chrome's Dino Game

#raspberrypi #arcade #retrogaming #fullpageos

2 min read

circuitrocks

Jul 22

Arduino UNO Q Arcade Bundle Turns One Board Into a Retro Console

#arduino #unoq #retrogaming #retroarch

2 min read

circuitrocks

Jul 21

AirMeter: Stream an AN870 Multimeter's LCD to Your Browser

#rp2040 #esp32c3 #multimeter #433mhz

2 min read

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

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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

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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

Writing Debut