Arduino-er: Control GPIO (external IO pins) of NodeMCU (ESP8266) with ESP8266 core for Arduino
Using Interrupts on the Adafruit Feather Huzzah with ESP8266 | Duct Tape, Bubble Gum, and Solder
Amazon.com: SNCT D1 Mini ESP8266 ESP-12 ESP-12F 4M Bytes CH340G CH340 V2 USB WeMos D1 Mini Compatible WiFi Development Board NodeMCU Lua IOT Board 3.3V with Pins (Pack of 5) : Electronics
Tech Note 124 - ESP8266 Interrupts for Code Efficiency and Speed - YouTube
How Many Interrupt Pin ESP8266 ? : r/esp8266
Configuring & Handling ESP8266 GPIO Interrupts In Arduino IDE
My ESP crashes running some code. How to troubleshoot it? — ESP8266 Arduino Core 3.1.2-7-g65579d29 documentation
Amazon.com: ESP8266 ESP-12 ESP-12F NodeMcu Mini D1 Module Lua 4M Bytes WLAN WiFi Internet Development Board Base on ESP8266 ESP-12F for Arduino,Compatible with WeMos D1 Mini (1pcs) : Electronics
Problem regarding Interrupt of ESP8266
lucstechblog: Arduino and ESP8266 interrupts
Tech Note 017 - How to Use the ESP8266 with Interrupts - YouTube
Amazon.com: DWEII 5PCS D1 Mini V4.0.0 Type-C USB Board NodeMCU ESP8266 WiFi IoT Type-C USB WLAN Development Board Based ESP8266 4MB Compatible with MicroPython, for Arduino, Nodemcu : Electronics