PPM SUm problem

[glassgobo]

I have strange problem witch graupner MX-20 and GR-16 receiver when I switch receiver to SUMO 08 ch it only see first eight channels, but if I switch to SUMO 16 it don't see any signal from any channels, any ideas? regards Michal

[wernerdaehn]

Very likely a different timing than expected. Have you seen this doc-segement: https://github.com/wernerdaehn/CC3D-CableCam-Controller/blob/master/docs/Step%203b%20-%20Receiver%20Input%20SumPPM.md#settings

"The debug command $d p was added to see the current timings. The output might look like..."