https://tube.loping.net/videos/watch/808ca0f7-571a-49d6-89e8-5308791d8189 Demonstration of sending serial test commands to our board system, how it works with Bluetooth, and the SD card file system. Tue, 14 Jul 2026 00:37:43 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://tube.loping.net https://tube.loping.net/lazy-static/avatars/8a56e488-2120-4649-a417-badf5893657b.png https://tube.loping.net/videos/watch/808ca0f7-571a-49d6-89e8-5308791d8189 All rights reserved, unless otherwise specified in the terms specified at https://tube.loping.net/about and potential licenses granted by each content's rightholder.