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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Years ago I saw a gizmo somebody built that watches the URI green light with a photocell and, if it stops blinking, an output is generated that can (for example) reboot the computer. Google has not managed to find it however <span style='font-family:Wingdings'>L</span><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>If you are happy to connect wires, I am sure the GPIO of the URI could be toggled under program control and supervised by an external timer.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>OF course, swapping the URI and/or BBB (especially SD card) might just make the problem go away. BBB is especially picky about power supply too ….<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>GL<o:p></o:p></p><p class=MsoNormal>Ken<o:p></o:p></p><p class=MsoNormal>KE2N<o:p></o:p></p><p class=MsoNormal>W4BRM/R<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>