Display LCD 16x2 retroilluminato con interfaccia I2C
Get started with the I2C bus on Arduino ESP8266 ESP32. Wire.h library • DIY Projects
Amazon.com: HiLetgo Si5351A I2C 25MHZ I2C High Frequency Signal Generator Breakout Board Square Wave Frequency Generator Signal Generator 8KHz to 160MHz 3-5VDC for Arduino : Electronics