Build smarter.
Understand the hardware.
Clear pinouts, practical projects, buying comparisons and hands-on guidance for ESP32, Arduino, Home Assistant and home servers.
Featured electronics stories
Fresh news will appear automatically when published.
ESP32 for Matter, Thread and Zigbee
Best ESP32 for Home Assistant and ESPHome
BME280 vs BME680 vs BME688
Curated stories while awaiting new announcements
Explore by topic
From your first microcontroller to a fully connected home lab.
Start with these guides
Our hand-picked entry points for boards, wireless protocols and smart-home builds.
ESP32 Versions Compared: Which Should You Buy?
A clear starting point for choosing the right ESP32 family, radio and development board.
Read the guide →Best ESP32 for Home Assistant and ESPHome
Choose between C6, S3, C3 and C5 for everyday smart-home projects.
Read the guide →ESP32 for Matter, Thread and Zigbee
Compare low-power radios and find the right chip for a modern mesh network.
Read the guide →Build a home server that earns its place.
Practical buying advice and setup guides for backup storage, containers, Home Assistant and small servers — without enterprise complexity.
Explore NAS guides →Latest from the bench
Fresh tutorials and comparisons, updated automatically as new articles are published.
-
STM32 USB HID Keyboard Tutorial: Build a Custom USB Keyboard with the Blue Pill (2026)
Build an STM32F103 Blue Pill USB HID keyboard with CubeMX, HAL, 63-byte report descriptor, eight-byte reports, PB0 button,…
-
STM32 Bootloader Application Jump with VTOR on the Blue Pill
Link a bootloader and application for the STM32F103 Blue Pill. Check the vectors, set VTOR and MSP, and…
-
STM32 SPI NOR Flash Tutorial with W25Q32JV and HAL
Wire a W25Q32JV to the STM32 Blue Pill. Read the JEDEC ID, erase a 4 KiB sector, split…
-
STM32 USB CDC Tutorial: Create a Virtual COM Port on the Blue Pill (2026)
Quick answer: The STM32F103C8 Blue Pill can appear on Windows, Linux or macOS as a USB CDC-ACM virtual…
-
Home Assistant 2026.11.1 fixes HomeKit cameras, Shelly devices and ESPHome proxies
Home Assistant 2026.11.1 fixes HomeKit camera motion, sleeping Shelly devices, ESPHome serial proxies, MQTT payload handling and other…
-
Arduino unveils Nano XL Link with CAN FD, RS-485 and Ethernet
Arduino’s Nano XL Link combines a 120MHz Cortex-M33 with CAN FD, RS-485 and 10/100 Ethernet; a DIN-rail Connector…
Projects, news & useful references
More ways to explore the electronics and open-hardware ecosystem.
ESP32 Bluetooth Proxy for Home Assistant
Turn a simple ESP32 into a practical Bluetooth bridge for your smart home.
Read project →News, new chips and open-source hardware
Follow microcontroller announcements, software releases and emerging maker platforms.
Browse news →New to ESP32? Begin here.
Pick a board, install your tools and take the first step with a simple project.
