company life
300 Hours of Growth: Celebrating our Colegio de Muntinlupa Interns’ OJT Completion
The goal of Circuitrocks Philippines has never changed, which is to inspire every maker or builder. It can be in terms of supplying components…
news & releases
Circuit.Rocks Backs Create & Conquer 2026 as Keystone Sponsor: FEU Tech CpEO Hackathon
Circuit.Rocks joined Create & Conquer 2026, the FEU Tech CpEO hackathon, as a Keystone sponsor: monetary backing, a judging seat on Demo Day, and…
diy projects
Raspberry Pi Pico Revives a Discontinued Heathkit Packet Radio Modem
A maker resurrected a discontinued 1980s Heathkit packet radio modem by making a $4 Raspberry Pi Pico run the exact original firmware itself.
diy projects
30 ATtiny412 Chips Recreate a 1928 Bicycle-Chain Number Sieve
Maker KB Sriram rebuilt a 1928 mechanical number sieve using 30 ATtiny412 chips and an RP2040, and the century-old math still checks out perfectly.
diy projects
Three Kids Built a Raspberry Pi 3 Underwater Camera for £130
Three kids sealed a Raspberry Pi 3 and a DS18B20 sensor in a £130 acrylic tube to log river temperature and video on their…
arduino
Arduino UNO Q Robot Talks, Dances, and Reads Your Hand Gestures
A maker built Nuvi, a talking, dancing Shiba Inu desk robot powered by an Arduino UNO Q that splits AI processing from real-time servo…
microcontrollers
CircuitPython 11.0.0-alpha.1 Adds RP2350 Sleep Alarms
CircuitPython 11.0.0-alpha.1 adds RP2350 deep-sleep alarms, wake-on-pin support, and faster USB. Here's what changed and how to flash it this weekend.
esp32 & esp8266
Off-Grid LoRa Message Board Pairs ESP32-S3 with E-Ink Display
A battery-powered desk display that receives text messages over a LoRa mesh network with no WiFi needed, plus a built-in CO2 and humidity sensor.
news & releases
Raspberry Pi Official Annual 2027: A Year of Pi Builds in One Book
A year of Raspberry Pi projects in one book: home automation, a robot arm hack, Pi 500+ upgrades, and updated OS guides. Here's your…
diy projects
Raspberry Pi Zero 2 W PICO-8 Handheld With a Square 720×720 Screen
A Pi Zero 2 W, an 18650 cell and a square 720x720 screen turn PICO-8 into a pocket console. Here's how UncleStem built it…
raspberry pi
Raspberry Pi 5 and ESP32-S3 Power an Offline AI Steampunk Helmet
A Pi 5 runs a local LLM and video stream while an ESP32-S3 moves a servo eye. See how this offline wearable splits the…
diy projects
Self-Driving 1/48 Scale Train Runs on a Supercap and IR Sensors
A 1/48 scale locomotive packs a supercapacitor, boost converter, and IR receiver so it can stop, wait, and reverse on its own. Here's how…
diy projects
Nipkow Drum 3D Display: 1884 TV Tech Meets Fast LED Matrix Panels
A spinning drum with a spiral of holes plus 22,500 fps LED panels gives glasses-free 3D. Here's how James Brown's Nipkow display works and…
diy projects
Pocket Linux Messenger Built From a $20 MF800 4G Hotspot
A $20 MF800 hotspot, a thumb keyboard, and a Sharp Memory Display become a pocket Linux messenger with 4G. Here's the parts list and…