Re: [casper] Roach2 Tutorial 4 Troubles (Can't Compile .slx or Upload .fpg)

2016-11-10 Thread David MacMahon
Hi, Alec, I suspect your MLIB_DEVEL_PATH environment variable is not getting set. This error message... > An error or warning occurred during a callback while saving > '/casper_library/casper_library_bus.slx'. …shows that matlab is trying to save the casper_library_bus.slx file in "/casper_l

Re: [casper] Roach2 Tutorial 4 Troubles (Can't Compile .slx or Upload .fpg)

2016-11-10 Thread G Jones
You don't need to run the *_init.m files yourself, matlab does that for you. Click the "set path" button in matlab and make sure you see the directory that will be something like .../mlib_devel/casper_library I suspect that you don't have your startsg.local or startup.m at the matlab prompt, wh

Re: [casper] Roach2 Tutorial 4 Troubles (Can't Compile .slx or Upload .fpg)

2016-11-10 Thread Alec Josaitis
Dear Glenn, In trying to get to the root of this issue, I've started digging through the Casper Library files. In what seems to be the principle .mdl file, "casper_library.mdl", I notice that the first actions done are to load other .mdl files, such as "casper_library_ffts.mdl", and "casper_librar

Re: [casper] High noise floor

2016-11-10 Thread Daniel C Price
Hi Paulina I would check the fft_shift as a first culprit. Try setting it to -1 (shift every stage) and see if that helps. - Danny On Thu, Nov 10, 2016 at 9:55 AM, David MacMahon wrote: > Hi, Paulina, > > That spectrum has way too much structure in it. Something is not working > right. I'm not

Re: [casper] High noise floor

2016-11-10 Thread David MacMahon
Hi, Paulina, That spectrum has way too much structure in it. Something is not working right. I'm not that familiar with tut3, but if there is a way to get a snapshot of samples from the ADC it would be good to verify whether the data from the ADC looks reasonable. Like most systems, the PFB is