masato1
New Contributor
New Contributorhow to set the decimal and fractional bits (m.n) for sink_real and sink_imag when i use Fixed Point?
I do not find the setting for the decimal and fractional bits (m.n) .
Forum Discussion
Kshitij_Intel
Frequent Contributor
Frequent ContributorHi,
Please refer to the Column "Size" in the below link to understand about the input and output width w.r.t. different FFT parameter settings.
3.6.2. FFT IP Core Avalon-ST Signals (intel.com)
Thank you,
Kshitij Goel
masato1New Contributor
New ContributorThank you for your reply. According to the chart below, does that mean sink_real is a signed number with an integer part and without a fractional part?
| sink_real | Input | data | data precision width | Real input data, which represents a signed number of data precision bits. |
