Thanks, Jack. I have done it by myself. I grabbed the derived the parameters, then use "qdr_apply" in "qdr.py" to write those parameters back to ROACH2s every times after power cycled. It works fine,
best homin On Tue, Jan 30, 2018 at 4:33 AM, Jack Hickish <jackhick...@gmail.com> wrote: > Hi Homin, > > No-one replied to this, so i'll bite. > In principle you could do this, but there is no canned way to > obtain/save/reload the calibrations. They are implemented by stepping some > MMCMs (rather than a register containing fixed offsets) so you'd have to > count the steps during calibration, and then save these somewhere ready to > be reloaded after reprogramming. > > Cheers > Jack > > On Sun, 21 Jan 2018 at 17:34 Homin Jiang <ho...@asiaa.sinica.edu.tw> > wrote: > >> Dear Folks: >> >> This might be a trivial question. >> Is there a way to write the QDR calibrated data to ROACH2 ? It will save >> time if we don't have to do it every time. >> >> best >> homin jiang >> >> -- >> 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 post to this group, send email to casper@lists.berkeley.edu. >> > -- > 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 post to this group, send email to casper@lists.berkeley.edu. > -- 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 post to this group, send email to casper@lists.berkeley.edu.