/products/roadtest/b/blog/posts/microchip-can-analyzer-road-test---part-4-analyze-the-physical-layer-of-can-busI&#39;m reviewing the Microchip CAN Analyzer for a Road Test .I&#39;m now testing it in a CAN Bus test bed that I designed. In the previous posts for this review, I&#39;ve used the digital side of the CAN circuit.I always had the intention to also test...en-USTelligent Community 12https://community.element14.com/products/roadtest/b/blog/posts/microchip-can-analyzer-road-test---part-4-analyze-the-physical-layer-of-can-busSun, 16 Jun 2019 20:31:16 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:3e9e2ac9-a233-41d5-918f-d43d56b9b4eeJan Cumps1<p>I&#39;ve set up a test bed to try out the Arduino MKR CAN shield I got from e14.</p><p>&nbsp;</p><p><span>[View:/resized-image/__size/771x374/__key/commentfiles/f7d226abd59f475c9d224a79e3f0ec07-3e9e2ac9-a233-41d5-918f-d43d56b9b4ee/4064.contentimage_5F00_190151.jpg:771:374]</span></p><p>&nbsp;</p><p>On the breadbord, you see the Arduino CAN setup in front. Behind that, the 2 CAN driver boards I made for this road test, driven by a TI Hercules microcontroller.</p><p>The black box behind the breadboard is the Microchip CAN bus analyser. The scope in the back shows the CAN bus&#39; Hi and Lo differential signals.</p><p>On the laptop I&#39;m running the software for the Microchip analyser. It shows latest message (top window) and a rolling log of every message discovered (bottom window).</p><p>&nbsp;</p><p>The current setup only sends messages that are intended for the Hercules. </p><p>Next steps are to create a CAN mailbox for the Arduino, try to make it retrieve those messages, then make it send messages to the other 2 CAN points ...</p><img src="https://community.element14.com/aggbug?PostID=6519&AppID=14&AppType=Weblog&ContentType=0" width="1" height="1">