This library provides a simple device independent interface for interacting with Adafruit IO using Arduino. It allows you to switch between WiFi (ESP8266, ESP32, ESP32-S2, ESP32-S3, ESP32-C3, RP2040, ...
// Some model of cheap Yellow display works only at 40Mhz // #define DISPLAY_SPI_SPEED 40000000L // 40MHz #define DISPLAY_SPI_SPEED 80000000L // 80MHz #define SD_SPI_SPEED 80000000L // 80Mhz ...