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ttl/TTLClockGen: fix FTW computation with ref_multiplier != 1

This commit is contained in:
Sebastien Bourdeauducq 2016-03-04 16:59:59 +08:00
parent 4352d15016
commit 3364827744
1 changed files with 2 additions and 2 deletions
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4
artiq/coredevice/ttl.py
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@ -245,14 +245,14 @@ class TTLClockGen:
"""Returns the frequency tuning word corresponding to the given """Returns the frequency tuning word corresponding to the given
frequency. frequency.
""" """
return round(2**self.acc_width*frequency*self.core.ref_period) return round(2**self.acc_width*frequency*self.core.coarse_ref_period)
@portable @portable
def ftw_to_frequency(self, ftw): def ftw_to_frequency(self, ftw):
"""Returns the frequency corresponding to the given frequency tuning """Returns the frequency corresponding to the given frequency tuning
word. word.
""" """
return ftw/self.core.ref_period/2**self.acc_width return ftw/self.core.coarse_ref_period/2**self.acc_width
@kernel @kernel
def set_mu(self, frequency): def set_mu(self, frequency):