Reference

Library

• DFRobot_RGB1602_RaspberryPi: Library for controlling the RGB LCD KeyPad HAT on Raspberry Pi.
  • Download: GitHub Repository
  • Installation:
    • Via GitHub: git clone https://github.com/DFRobot/DFRobot_RGB1602_RaspberryPi.git
    • Via USB: Download the library to a USB drive and copy it to the Rock 4SE/Raspberry Pi.

Other Supplementary Information

• Button Jumper Note: To use the buttons, install jumper caps to connect GPIO pins (e.g., GPIO16 to the Select button).
• Rock 4SE I2C Setup: Ensure I2C7 is enabled in /boot/hw_intfc.conf and the board is rebooted.