I am trying to port a program that I built for Arduino that uses a MAX7219 librarie and Adafruit_GFX for using it with ESP8266, but when I selects this board, the compiler does not find the libraries.
I am trying to port a program that I built for Arduino that uses a MAX7219 librarie and Adafruit_GFX for using it with ESP8266, but when I selects this board, the compiler does not find the libraries.