Author Topic: First second of sequence is skipped during playback on a LOR controller  (Read 1071 times)

Offline EricR

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This problems pertains to LOR controllers (CTB16PC) and .fseq files.  I have noticed that when using Xlights or the FPP to play a LOR sequence on a LOR controller that the first note/second of a song is sometimes skipped.  If the first note gets skipped it immediately starts correctly with the second note/second. I tested this having Xlights output the signal from my laptop and from both a master and slave Pi and all had this skipping issue. I have tried a standard, high speed and booster RS485 adaptor and they all do it.  I can’t seem to predict when it will skip or when it will play normal.  I am planning to only use 4 controllers (64 channels, with only 48 being used). My controllers were going to be daisy chained in this order: 01, 03, 04, 02 with about 100 feet between them.  When I did my test I only connected 01 and 02 together using 50 feet from Pi to 01 and 25 feet between 01 and 02. I set FPP up so that all 64 LOR channels were being transmitted at the highest baud rate, which also matches the Xlights baud rate.  I tried just doing 1 controller and only transmitting 16 channels from FPP and got the same result. I only had a couple strings plugged in so I could pick out those big noticeable beats.  Would this cause the problem?  I tried it on 2 different Pi's and 1 laptop with the same result. That is why I changed the RS485 adaptor, but that didn’t help. 

Is this a known issue to anyone?  Does it have a fix?