news & releases
Circuit.Rocks Sponsors SparkFest 2026: GDG PUP Hackathon on July 9
Circuit.Rocks is an official hardware sponsor of SparkFest 2026 - the Google Developer Group PUP hackathon on July 9 at PUP Main Campus, Bulwagang…
diy projects
This ATmega328P Clock Keeps Swatch’s Failed Internet Time Alive
Swatch's 1998 .beat time died fast, but one maker rebuilt it around an ATmega328P, a DS3231 and a 1990s HPDL-1414 bubble display.
esp32 & esp8266
ESPHome Starter Kit: ESP32-C6 Smart Home, Zero Soldering
Apollo Automation and the Open Home Foundation shipped a $40 ESP32-C6 kit that gets a local smart-home sensor node running without a single solder…
diy projects
Raspberry Pi Book of Making 2027: A Weekend Build Queue
The Book of Making 2027 collects a year of magazine builds: origami paper circuits, a PVC-pipe underwater rover, and a first-PCB walkthrough to try.
diy projects
Louder ESP32: A $50 Multi-Room Audio Amp That Rivals Sonos
A $24 ESP32-S3 board with an onboard Class-D amp, a USB-PD trigger set to 20V, and Music Assistant add up to a networked stereo…
microcontrollers
XCORE-VISION: Real-Time Embedded Vision, No Pi Needed
XMOS' XCORE-VISION runs YOLOv8 and MobileNetV2 on-device with an 8MP camera, landing between the ESP32-CAM and a Raspberry Pi for real-time vision.
esp32 & esp8266
OpenMote Turns Your Old Wii Remote Into an ESP32 Smart Home Hub
A team gutted a dusty Wii Remote and dropped in an ESP32-S3 board, so the old wand can now fire Home Assistant scenes and…
microcontrollers
XCORE-VISION: On-Device AI Camera Vision, No Raspberry Pi
XMOS XCORE-VISION runs YOLOv8 and MobileNetV2 on-device with an 8MP camera and no Raspberry Pi overhead. Here is what you could build this weekend.
microcontrollers
Forlinx AM62L32 Local EVM: Industrial SBC on One Board
Forlinx's AM62L32 Local EVM squeezes a dual Cortex-A53 SoC, a real-time M4F core, and a wall of buses onto one four-layer board, no carrier…
esp32 & esp8266
ESP32-S3 WALL-E: An AI Desk Robot That Sees and Talks
Huy Vector's ESP32-S3 desk robot sees through a camera, chats by voice, and turns its head to face you. Here's how the vision, servos,…
diy projects
Ben Eater Builds a Breadboard Clock Timed by 60 Hz Wall Power
Ben Eater skips the crystal oscillator and pulls his breadboard clock's one-second heartbeat straight from the 60 Hz AC grid. Here's how the circuit…
esp32 & esp8266
ESP32 Bit Pirate v1.7 Adds Browser Tools and LoRa Debugging
ESP32 Bit Pirate v1.7 turns cheap Espressif boards into a Bus Pirate-style debug tool, now with in-browser WebUSB access and SX1262 LoRa packet sniffing.
diy projects
Build a Wi-Fi NeoPixel Art Display with the Raspberry Pi Pico 2W
The Blossom hides a Raspberry Pi Pico 2W and a 16-pixel RGBW NeoPixel ring in a capiz shell, controlled from any browser on your…