esp8266_gpio_pin_allocations [ESP8266 Support WIKI]
D1 Mini Nodemcu with ESP8266-12F WLAN modules CH340G LUA
Wake ESP8266 by input signals during Deep Sleep the same way as Pin Change Interrupts - All about Automation: Home Assistant Node Red Docker API much more
ESP8266 Pinout Reference: Which GPIO pins should you use? | Random Nerd Tutorials