Amazon.com: D1 Mini ESP8266 ESP-12 ESP-12F CH340G V2 USB WeMos WiFi Development Board NodeMCU Lua IOT Board 3.3V with Pins (D1 Mini CH340) : Electronics
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Rui Santos no Twitter: "ESP8266 Pinout Reference Guide 📑: Which GPIO pins should you use? 🔗 Full Guide for ESP12-E, ESP-01, NodeMCU Kit and WeMos D1 Mini: https://t.co/KwxGOR55AJ @EspressifSystem @ESP8266 @esp32com https://t.co/6UgE3QwmrH" /
ESP8266 Pinout Reference: Which GPIO pins should you use? | Random Nerd Tutorials