Articles
Everything I have written.
HomeKit builds, projects, guides and blog posts in one place, the newest first.
Guides
ESP8266-01 Pinout
The complete pin reference for the ESP8266-01 (ESP-01S): eight pins, two free GPIOs, boot modes, power and how to flash it.
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Guides
ESP32-S2 Mini Pinout
The complete pin reference for the WEMOS/Lolin S2 Mini: native USB, 14 capacitive touch pins, and no Bluetooth at all.
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Guides
AI-C3 Pinout
The complete pin reference for the AI-C3: a compact ESP32-C3-MINI-1 board with two USB-C ports, an RGB LED and 15 GPIOs.
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Guides
Arduino Nano Pinout
The complete pin reference for the classic ATmega328P-based Arduino Nano: 14 digital pins, 8 analog inputs, and the exact pins you can safely reuse.
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Guides
ESP32-C5 Pinout
The complete pin reference for the ESP32-C5: the first RISC-V Espressif chip with dual-band Wi-Fi 6, plus the exact pins you can safely reuse.
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Guides
ESP32-C2 (ESPC2-02) Pinout
The complete pin reference for the ESPC2-02 module: Espressif’s smallest, lowest-cost Wi-Fi and Bluetooth chip, and the exact pins you can safely reuse.
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Guides
ESP32-C3-MINI-1 Pinout
The complete pin reference for the ESP32-C3-MINI-1 module: a single RISC-V core, Wi-Fi and Bluetooth LE, and the exact pins you can safely reuse.
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