add video link

Author: moononournation

README.md

@@ -354,6 +354,7 @@ ESP32LCD8, ESP32LCD16 and ESP32RGBPanel only supported by arduino-esp32 v2.x and
 * [Odroid Go](https://www.hardkernel.com/shop/odroid-go/)
 * [seeed studio Wio Terminal](https://wiki.seeedstudio.com/Wio-Terminal-Getting-Started/)
 * [Waveshare ESP32-C6-LCD-1.47](https://www.waveshare.com/esp32-c6-lcd-1.47.htm?&aff_id=107987)
+* [Waveshare ESP32-C6-LCD-1.9](https://www.waveshare.com/esp32-c6-lcd-1.9.htm?&aff_id=107987)[[demo video](https://youtube.com/shorts/OryF57VqufY?feature=share)]
 * [Waveshare ESP32-S3 1.46inch Round Display Development Board](https://www.waveshare.com/esp32-s3-touch-lcd-1.46b.htm?&aff_id=107987) [[demo video](https://youtube.com/shorts/tqyqxdRA550)]
 * [Waveshare ESP32-S3-Touch-LCD-1.3](https://www.waveshare.com/esp32-s3-lcd-1.3.htm?&aff_id=107987) [[demo video](https://youtube.com/shorts/_n3qTa_nVGE)]
 * [Waveshare ESP32-S3-Touch-LCD-1.3 with case and prism cube](https://www.waveshare.com/esp32-s3-lcd-1.3.htm?sku=30559&aff_id=107987) [[demo video](https://youtube.com/shorts/tqyqxdRA550)]