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October 24, 2014 at 2:40 am #1959
Did some more investigation, and looks like the controller is using HSTL logic levels (0v/1.5v)
This won’t directly interface with an Arduino (or any other TTL/CMOS logic) without a level converter.
I’ll see if I can find a cheap 1.5v IO FPGA eval board somewhere to use to analyze these signals…