circuitrocks - DEV Community

circuitrocks

Aug 11

MaTouch ESP32-S3 MaUWB: UWB Indoor Positioning On-Screen

#esp32 #uwb #indoorpositioning #sensors

2 min read

circuitrocks

Aug 11

Challenger+ RP2350 NB-IoT: Cellular IoT on a Breadboard

#raspberrypi #rp2350 #nbiot #iot

2 min read

circuitrocks

Aug 10

A Raspberry Pi Zero Cyberdeck That Fits Inside an Altoids Tin

#raspberrypi #raspberrypizero #cyberdeck #rp2040

2 min read

circuitrocks

Aug 10

Build a Classroom Robot with Adafruit CRICKIT and CircuitPython

#robotics #adafruit #circuitpython #crickit

2 min read

circuitrocks

Aug 10

Inside the Runaway Mini Fridge Robot: Jetson, ESP32 and ROS 2

#robotics #esp32 #jetson #ros2

2 min read

circuitrocks

Aug 8

NXP's RW610FML Crams Wi-Fi 6, BLE, and a Cortex-M33 in One Module

#nxp #wifi6 #bluetoothle #microcontroller

2 min read

circuitrocks

Aug 8

SPOKE: The RP2040 Touch Controller That Plays Music From Fruit

#rp2040 #circuitpython #midicontroller #capacitivetouch

2 min read

circuitrocks

Aug 7

Build a Retro Handheld Inside an NES Gamepad with an ESP32-S2

#esp32 #retrogaming #emulator #diyelectronics

2 min read

circuitrocks

Aug 7

Antmicro Open-Sources KiCad Files for a 10GbE Thunderbolt NIC

#opensourcehardware #kicad #pcbdesign #ethernet

2 min read

circuitrocks

Aug 7

DOGS2: A Palm-Sized ESP32 Bench Lab You Can Build This Weekend

#esp32 #diyelectronics #powersupply #signalgenerator

2 min read

circuitrocks

Aug 6

Voicebox FX: A Pocket Audio Looper on the Feather RP2350

#circuitpython #rp2350 #i2saudio #diyaudio

2 min read

circuitrocks

Aug 6

SiLabs BG2B: A Low-Power Bluetooth 6 Chip for Your Next Build

#bluetoothle #silabs #microcontrollers #iot

2 min read

circuitrocks

Aug 6

The ESP32-C61-MINI Finally Ships: Budget Wi-Fi 6 for Your Builds

#esp32 #esp32c61 #wifi6 #matter

2 min read

circuitrocks

Aug 5

This Giant 16 2 Character Display Runs on an RP2040 and 1,000 LEDs

#addressableleds #rp2040 #raspberrypipico #arduino

2 min read

circuitrocks

Aug 5

A Retro Game Console Crammed Inside an NES Gamepad (ESP32-S2)

#esp32 #esp32s2 #retrogaming #emulator

2 min read

circuitrocks

Aug 5

Add Touch ID to Any Mac With a DIY ESP32-S3 Fingerprint Module

#esp32s3 #fingerprintsensor #biometrics #usbc

2 min read

circuitrocks

Aug 4

Build an ESP32-Driven Robot That Hauls Your Beach Gear on Sand

#robotics #esp32 #diyrobot #skidsteer

2 min read

circuitrocks

Aug 4

Aliensense NXS Sends mikroBUS Sensors Down One Robot Cable

#mikrobus #stm32 #robotics #sensors

2 min read

circuitrocks

Aug 4

Portable Commodore 64: A Raspberry Pi 3 Retro Handheld Build

#raspberrypi #retrogaming #commodore64 #emulation

2 min read

circuitrocks

Aug 3

Build a Working Apollo DSKY Replica with Raspberry Pi and Arduino

#raspberrypi #arduino #retrocomputing #embedded

2 min read

circuitrocks

Aug 3

Build an ESP32 Water Tank Controller With an Ultrasonic Sensor

#esp32 #ultrasonicsensor #watertank #homeautomation

2 min read

circuitrocks

Aug 3

Build a Touchless ESP32 Theremin With Capacitive Touch Sensing

#esp32 #theremin #capacitivetouch #diyaudio

2 min read

circuitrocks

Aug 2

Build a Handheld Commodore 64 on a Raspberry Pi 3 and Pico

#raspberrypi #raspberrypipico #retrocomputing #commodore64

2 min read

circuitrocks

Aug 2

Fruit Jam RP2350: Build a Retro Mini-Computer You Can Learn On

#fruitjam #rp2350 #adafruit #retrocomputing

2 min read

circuitrocks

Aug 2

ESP-KVM Turns an ESP32-P4 Into a $45 Open-Source IP KVM

#esp32 #esp32p4 #kvm #homeassistant

2 min read

circuitrocks

Aug 1

Luxonis M8 Box: An RP2040 That Wires Edge AI to Machines

#edgeai #rp2040 #machinevision #robotics

2 min read

circuitrocks

Aug 1

How These DIY Robot Legs Walk on an Arduino Mega 2560

#robotics #arduino #servomotors #pca9685

2 min read

circuitrocks

Aug 1

QuadBoat: Raspberry Pi Spider Robot That Rescues Swimmers

#robotics #raspberrypi #arduino #computervision

2 min read

circuitrocks

Jul 31

Get Full-HD Video From a Raspberry Pi Pico or ESP32 Over USB

#raspberrypipico #esp32 #usbvideo #microcontrollers

2 min read

circuitrocks

Jul 31

SensWear Puts an Open Source Wearable Stack on the nRF54L15

#wearables #nrf54l15 #sensors #bluetoothle

2 min read

circuitrocks

Jul 31

Open Sauce 2026: Maker Builds You Can Recreate This Weekend

#opensauce #esp32 #raspberrypi #makercommunity

2 min read

circuitrocks

Jul 30

ChronoWatch X2040: An RP2040 Smartwatch That Just Tells Time

#rp2040 #raspberrypipico #smartwatch #waveshare

2 min read

circuitrocks

Jul 30

Build a Buzzing Hazard-Alert Wearable With an ESP32 and Gas Sensor

#esp32 #wearable #sensors #haptics

2 min read

circuitrocks

Jul 30

A NIR Wearable Patch That Watches the Brain Clean Itself

#wearable #sensors #nearinfrared #ble

2 min read

circuitrocks

Jul 29

Open RC Spotter: An ESP32 Data Logger for RC Car Racing

#esp32 #gps #imu #datalogger

2 min read

circuitrocks

Jul 29

Building a Handheld Commodore 64 on a Raspberry Pi 3 and Pico

#raspberrypi #commodore64 #retrogaming #emulation

2 min read

circuitrocks

Jul 29

M5Stack PowerHub: An ESP32 Dev Kit That Smartly Manages Power

#m5stack #esp32 #iot #powermanagement

2 min read

circuitrocks

Jul 28

Build a Spinning Mechanical TV with a Raspberry Pi Pico

#raspberrypipico #steppermotor #persistenceofvision #led

2 min read

circuitrocks

Jul 28

AI Projects with Raspberry Pi: Run Local Models on a Pi 5

#raspberrypi #edgeai #machinelearning #aihat

2 min read

circuitrocks

Jul 28

Build a Handheld Commodore 64 With a Raspberry Pi 3 and Pico

#raspberrypi #raspberrypipico #commodore64 #retrogaming

2 min read

circuitrocks

Jul 27

Powered by Raspberry Pi: Smart Vivariums to Drone Shows

#raspberrypi #rp2350 #sensors #iot

2 min read

circuitrocks

Jul 27

Build a Palm-Sized POV TV with a Raspberry Pi Pico

#raspberrypipico #persistenceofvision #steppermotor #diyelectronics

2 min read

circuitrocks

Jul 27

FalconS1 Pro Brings 26 TOPS of Local Edge AI to the Factory Floor

#edgeai #embedded #nxpimx8 #industrialautomation

2 min read

circuitrocks

Jul 26

Doom Runs on a Scratch-Built RISC-V CPU on an FPGA

#riscv #fpga #cpudesign #doom

2 min read

circuitrocks

Jul 26

Portable Commodore 64: A Raspberry Pi Retro Handheld

#raspberrypi #retrocomputing #raspberrypipico #emulation

2 min read

circuitrocks

Jul 26

Raspberry Pi 3 Powers This Pocket-Sized Commodore 64 Handheld

#raspberrypi #retrogaming #commodore64 #emulation

2 min read

circuitrocks

Jul 25

Nordic nRF54L15 Discovery: Two Open-Hardware Boards, One PCB

#nordicnrf54l15 #microcontrollers #openhardware #bluetoothle

2 min read

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

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