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ad9910: add precision about tune_io_update_delay/tune_sync_delay order

pull/1259/head
Sebastien Bourdeauducq 2019-01-21 19:38:03 +08:00
parent 30051133b7
commit 84f7d006e8
1 changed files with 4 additions and 0 deletions
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4
artiq/coredevice/ad9910.py
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@ -619,6 +619,8 @@ class AD9910:
window a bit to provide some slack and stability and returns the
optimal values.
This method and :meth:`tune_io_update_delay` can be run in any order.
:param search_seed: Start value for valid SYNC_IN delay search.
Defaults to 15 (half range).
:return: Tuple of optimal delay and window size.
@ -716,6 +718,8 @@ class AD9910:
This method assumes that the IO_UPDATE TTLOut device has one machine
unit resolution (SERDES).
This method and :meth:`tune_sync_delay` can be run in any order.
:return: Stable IO_UPDATE delay to be passed to the constructor
:class:`AD9910` via the device database.
"""