Hi Yuta. > I have a question about the qdr block. According to the documentation > (http://casper.berkeley.edu/wiki/Qdr), there is supposed to be 9 cycles of > latency between the rd_en signal and valid data at data_out. > However, I am noticing that it is actually 10 cycles (i.e. if rd_en is high > at cycle 0, the data is available at cycle 10).
That doc was written a while ago and has slipped out of sync with the current state of the code. The latency is 10. Regards, David -- David George Karoo Array Telescope Tel: +27 11 442-2434 Email: [email protected]
