Hi Daniel, The extra ports in your design may be due to not having the "Number of Simultaneous inputs" set correctly in either the pfb or fft. Can you check this in the fft and pfb and verify they are the same?
Mark 2011/2/18 Daniel Esteban Herrera Peña <[email protected]> > Hi team, > > Thank you Mark for your suggestion, I identify two blocks pfb_fir_real and > fft_wideband_real (only green blocks) I read all the parameters and I insert > the same blocks again (the fft block has two different parameters from the > tutorial and the pfb only one) the pfb block now shows two extra ports > related to an strange second signal (an input pol2_in1 and an output > pol2_out1) so I replace this pfb block without making connections in those > ports (except for a terminator on pol2_out1). After run simulation and wait > for some minutes an error window pops up: > > Message Source Reported by Summary > Model Error Unknown Simulink Error due to multiple causes. > Block Error pfb_fir_real Simulink Error in 'tut3/pfb_fir_real': > Initialization commands cannot be evaluated. > > The first error still chasing me to hell, and the second I think it is > related to this new strange ports (pol2), the parameter "coefficient > bitwidth" is set to 18 bits according to the original design but the > tutorial suggest to be less than or equal to the input bit width (8), it > this alright? > > Any insights? > > thank you. > > Daniel H. > > > On Tue, 15 Feb 2011 13:33:20 -0800, Mark Wagner <[email protected]> > wrote: > >> Hi Daniel, >> >> This error occurs when the Simulink design is updated. It's >> possible the library you've loaded has blocks that are different than >> those used to create the original design. If you start a simulation >> (Simulation --> Start), the error dialog box should pop up with more >> detailed information about the offending block or connection. If the >> issue is a block, try deleting it and replacing it with one from your >> library. >> >> Mark >> >> 2011/2/15 Daniel Esteban Herrera Peña >> Hi everyone, >> >> I could get a 800MHz clock source to test the spectrometer in tut3 >> (using the pre-compiled file you provided) with successful results >> including changing the input frequency to 1GHz, now I want to change >> the adc input clock to 2GHz (I see that I must change to interleave >> mode), but first I tried to synthesize the r_spec_2048_r105 without >> making any change and I receive this error: >> >> Detected Linux OS >> ############################# >> ## System Update ## >> ############################# >> Error using ==> gen_xps_files at 199 >> Error due to multiple causes. >> >> If I knew just one cause I will be happy trying to resolve it, but I >> have no clue at all. I saw in the forums some issue regarding the adc >> block, I tried to follow those steps (re-adding adc block, disabling >> link) but the problem persist. Does anyone knows how to inspect more >> deeply the error I'm having?. >> >> Thanks. >> >> Daniel H. >> >> >> >> Links: >> ------ >> [1] mailto:[email protected] >> > > -- > -------------------------------- > Daniel Esteban Herrera Peña > Ingeniero Civil Electrónico > Universidad de Concepción, Chile. > (41)236-0289 842-38325 > -------------------------------- > >
