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ad9910: add more slack in tune_sync_delay 

close #1235

Signed-off-by: Robert Jördens <rj@quartiq.de>
This commit is contained in:
Robert Jördens 2019-01-09 16:07:31 +00:00
parent f8a94725e9
commit b25ab1fc88
1 changed files with 1 additions and 1 deletions
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artiq/coredevice/ad9910.py
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@ -631,7 +631,7 @@ class AD9910:
# integrate SMP_ERR statistics for a few hundred cycles # integrate SMP_ERR statistics for a few hundred cycles
delay(100*us) delay(100*us)
err = urukul_sta_smp_err(self.cpld.sta_read()) err = urukul_sta_smp_err(self.cpld.sta_read())
delay(40*us) # slack delay(100*us) # slack
if not (err >> (self.chip_select - 4)) & 1: if not (err >> (self.chip_select - 4)) & 1:
next_seed = in_delay next_seed = in_delay
break break