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Clear pinouts, practical projects, buying comparisons and hands-on guidance for ESP32, Arduino, Home Assistant and home servers.
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ESP32 for Matter, Thread and Zigbee
Best ESP32 for Home Assistant and ESPHome
BME280 vs BME680 vs BME688
Curated stories while awaiting new announcements
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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.
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SONOFF SenseGuard DW Gen3 goes on sale with Matter over Thread or Zigbee
SONOFF’s £20.88 SenseGuard DW Gen3 door sensor can run Matter over Thread or Zigbee 3.0, but the two…
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ST7789 TFT Display Pinout: 7-Pin SPI, CS, Backlight and ESP32 Arduino Guide
ST7789 TFT pinout: generic 7-pin no-CS versus Adafruit 240x240 SPI, backlight safety, ESP32 wiring tables, offsets and Arduino…
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ST7735 1.8-Inch TFT Display Pinout, SPI Wiring, Backlight and ESP32 Arduino Guide
ST7735 1.8-inch TFT module pinout, SPI signals, ESP32 wiring tables, backlight safety, display tab settings and Adafruit GFX…
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SH1106 OLED Display Pinout: I²C Address, SPI Connections and ESP32 Arduino Guide
SH1106 1.3-inch OLED pinout: I2C 0x3C/0x3D, 7-pin SPI, 132-column RAM offset, ESP32 tables and Adafruit SH110X code.
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SSD1306 OLED Display Pinout, I²C Address, SPI Jumpers and ESP32 Arduino Guide
SSD1306 OLED module pinout: I2C 0x3C/0x3D, SPI jumper configuration, ESP32 lookup tables and Adafruit Arduino code.
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STM32 PWM DAC Tutorial with an RC Filter on the Blue Pill
Build a PWM DAC on the STM32 Blue Pill. Configure TIM3 at 20 kHz, size an RC filter…
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.
