This video introduces how to add the RL78 board platform released by Renesas Electronics 
on GitHub to Arduino IDE version 2 and run sketches.

00:00 Opening
00:30 Install the Arduino IDE
00:49 Install the tools
01:57 Write the sketch
02:17 COM port setting
02:43 Board setting
02:59 Compile, upload, LED blinking

Related Resources
Quick Start Guide page (GitHub)