Hi, Is this m2021a or m2022a? Have you tried a block update? I have seen that sometimes the tutorials work as the blocks inside have already been generated, while when you create blocks again, it has to draw it again. It would probably output a stack trace too.. can you share that as well?
On Tue, 21 Jan, 2025, 02:09 Bishnu Kumar Sharma, < bksha...@asiaa.sinica.edu.tw> wrote: > Hi Heystack, > Can you tell us how the data flows into your FFT block? The FFT block is > designed to receive the Fix18_17 data format. Even if you remove your > pfb_fir_real block, the simulink design should compile and you should get a > spectrum, not as perfect as using the pfb_fir_real block along with the FFT > block. If you input Ufix16-bit data, make sure you use cast (convert block) > to change your data format. I hope this helps. Thank you. > Best Regards > Bishnu Sharma > Institute of Astronomy and Astrophysics > Academia Sinica > > > > On Tue, Jan 21, 2025 at 12:04 AM Heystek Grobler <heystekgrob...@gmail.com> > wrote: > >> Hey Andrew. >> >> >> >> Thank you for your reply. >> >> >> >> The PFB and FFT size that I am using is 1024 channels. >> >> >> >> I can run the tutorials without any problems. >> >> >> >> I have removed the PBF_real bock and I get the following error: >> >> >> >> Simulink:Masking:Bad_Init_Commands: Error in >> 'rfsoc_zsu111_narrowband_v5/fft_wideband_real1/fft_biplex_real_4x/bi_real_unscr_4x/hilbert0/add_even_real/a_debus': >> Failed to evaluate mask initialization commands. >> >> >> >> It is weird because it is the same block as in the tutorials. The board I >> am targeting is the RFSoC ZCU111 and the RFSoC 4x2. >> >> >> >> Am I mussing something stupid? >> >> >> >> Thank you for the help. >> >> >> >> Heystek >> >> >> >> --------------------------------------------------------- >> Heystek Grobler >> >> 0832721009 >> heystekgrob...@gmail.com >> >> >> >> *From: *Andrew Martens <and...@sarao.ac.za> >> *Date: *Monday, 20 January 2025 at 16:19 >> *To: *casper@lists.berkeley.edu <casper@lists.berkeley.edu> >> *Cc: *heystekgrob...@gmail.com <heystekgrob...@gmail.com> >> *Subject: *Re: [casper] Simulation stuck >> >> Hi Heystek >> >> What size PFB are you using? Large PFBs can take many minutes to >> initialise. How long are you waiting before you give up? >> >> >> Your error could come from a number of sources. You need to simplify >> things in an effort to isolate the problem. >> >> >> Some things to try: >> >> - Check that you have the correct version of toolflow, mlib_devel etc. >> have you run any tutorials successfully with your setup? >> - Simulate the PFB in a separate, very basic design starting with just >> the FFT block and a very small number of channels. Keep an eye on the >> messages emitted to look for errors and warnings that might give you >> clues... >> >> - If that works, simulate your design with just the FFT (again starting >> with a small number of channels). Check that you can simulate, even if the >> resulting data is rubbish. Again, look for clues in messages. >> >> - If that works, add the pfb_fir_real to your design but keep the number >> of channels etc very small. >> >> >> >> Good luck and regards >> >> Andrew >> >> >> >> >> >> On Mon, Jan 20, 2025 at 1:47 PM Heystek Grobler <heystekgrob...@gmail.com> >> wrote: >> >> >> >> Good day everyone. >> >> >> >> I hope that you are doing well. >> >> >> >> I have a weird situation where Simulink get stuck while initialising the >> simulation. The design is a narrowband spectrometer. I played around with >> Simulink, and the simulation won’t initialise as soon as I add a >> pfb_fir_real block and a fft_wideband_real block. If I comment out the >> blocks, then the simulation initialises and runs. >> >> >> >> Has anyone stumbled across something like this? >> >> >> >> Thank you for the help. >> >> >> >> Heystek >> >> --------------------------------------------------------- >> Heystek Grobler >> >> 0832721009 >> heystekgrob...@gmail.com >> >> -- >> You received this message because you are subscribed to the Google Groups >> "casper@lists.berkeley.edu" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to casper+unsubscr...@lists.berkeley.edu. >> To view this discussion visit >> https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/DU0P189MB249711A6177904F1B03636B3AAE72%40DU0P189MB2497.EURP189.PROD.OUTLOOK.COM >> <https://groups.google.com/a/lists.berkeley.edu/d/msgid/casper/DU0P189MB249711A6177904F1B03636B3AAE72%40DU0P189MB2497.EURP189.PROD.OUTLOOK.COM?utm_medium=email&utm_source=footer> >> . >> >> >> >> *Disclaimer* >> >> The information contained in this communication from the sender is >> confidential. 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