Reference
This article is a comprehensive guide to using the DFRobot RGB LCD library with Arduino, covering installation, communication protocols, and API functions for effective LCD control.
Library
Please download the LCD library: DFRobot RGB LCD. About How to install Libraries in Arduino IDE
Arduino Library (Github Repository)
Communication Protocol Description
This I2C 16x2 LCD Screen is using an I2C communication interface. It means it only needs 4 pins for the LCD display: VCC, GND, SDA, SCL.
API Description
lcd.init(): Initialize the LCD and master IIClcd.print("text"): Print a message to the LCDlcd.setRGB(r, g, b): Set RGB backlight colorr: Red (range 0-255)g: Green (range 0-255)b: Blue (range 0-255)
Other Supplementary Information
- LCD1602 RGB Backlight Module Datasheet
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