AVNET SmartEdge IIOT Gateway: the 2020 Linux Image - Understand the Custom Scripts and Services (Pt. 2: led service)/technologies/industrial-automation-space/b/blog/posts/avnet-smartedge-iiot-gateway-the-2020-linux-image---understand-the-custom-scripts-and-services-pt-2-led-serviceThe 2020 Raspbian distribution for the AVNET SmartEdge IIOT Gateway uses systemd services to manage the hardware customisations.In this series, I review what they do, how they interact.Part 2: the led service, part of the functionality to control theen-USTelligent Community 12RE: AVNET SmartEdge IIOT Gateway: the 2020 Linux Image - Understand the Custom Scripts and Services (Pt. 2: led service)https://community.element14.com/technologies/industrial-automation-space/b/blog/posts/avnet-smartedge-iiot-gateway-the-2020-linux-image---understand-the-custom-scripts-and-services-pt-2-led-serviceThu, 01 Jul 2021 14:38:46 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:37ee6fce-334c-4bed-a597-24f01265c602Jan Cumps0<p>You can control one of the LEDs, the red/green one. The other one is hard wired to some data port (I forgot if it&#39;s file system or network activity.</p><p>It&#39;s controlled from a few character devices and from the ATMEL controller (the watchdog). Several AVNET services talk to it. So there is some investigating to do ...</p><img src="https://community.element14.com/aggbug?PostID=10728&AppID=141&AppType=Weblog&ContentType=0" width="1" height="1">