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omerc
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3 years ago

FFT Intel FPGA IP (altera_fft_ii) unexpected source error (missing sop)

Dear Intel FPGA community members, I am getting a strange error from the Intel FFT FPGA IP. The waveform from Signal Tap Logic analyzer is below: I am raising the sink_valid and sink_so...
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omerc
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3 years ago

Dear @Kshitij_Intel ,

The sof is generated with the correct device and programmed via programmer and I have restarted the device and I have tried on different HW but Unfortunately no, the issue is not solved. There are the following critical warnings from compilation report: Could those cause such a problem?

Critical Warning(127003): Can't find Memory Initialization File or Hexadecimal (Intel-Format) File /fft_demod_altera_fft_ii_191_vqrjwey_1n4096sin.hex -- setting all initial values to 0
Critical Warning(127003): Can't find Memory Initialization File or Hexadecimal (Intel-Format) File /fft_demod_altera_fft_ii_191_vqrjwey_2n4096sin.hex -- setting all initial values to 0
Critical Warning(127003): Can't find Memory Initialization File or Hexadecimal (Intel-Format) File /fft_demod_altera_fft_ii_191_vqrjwey_3n4096sin.hex -- setting all initial values to 0
Critical Warning(127003): Can't find Memory Initialization File or Hexadecimal (Intel-Format) File /fft_demod_altera_fft_ii_191_vqrjwey_1n4096cos.hex -- setting all initial values to 0
Critical Warning(127003): Can't find Memory Initialization File or Hexadecimal (Intel-Format) File /fft_demod_altera_fft_ii_191_vqrjwey_2n4096cos.hex -- setting all initial values to 0
Critical Warning(127003): Can't find Memory Initialization File or Hexadecimal (Intel-Format) File /fft_demod_altera_fft_ii_191_vqrjwey_3n4096cos.hex -- setting all initial values to 0

Best Regards,