occheung
/
artiq
forked from M-Labs/artiq
1
0
Fork 0
Code Pull Requests Activity

ad9910: add precision about tune_io_update_delay/tune_sync_delay order

This commit is contained in:
Sebastien Bourdeauducq 2019-01-21 19:38:03 +08:00
parent 222825d3a8
commit 76f63b29ba
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
artiq/coredevice/ad9910.py
View File

@ -431,6 +431,8 @@ class AD9910:
window a bit to provide some slack and stability and returns the window a bit to provide some slack and stability and returns the
optimal values. 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. :param search_seed: Start value for valid SYNC_IN delay search.
Defaults to 15 (half range). Defaults to 15 (half range).
:return: Tuple of optimal delay and window size. :return: Tuple of optimal delay and window size.
@ -529,6 +531,8 @@ class AD9910:
This method assumes that the IO_UPDATE TTLOut device has one machine This method assumes that the IO_UPDATE TTLOut device has one machine
unit resolution (SERDES). 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 :return: Stable IO_UPDATE delay to be passed to the constructor
:class:`AD9910` via the device database. :class:`AD9910` via the device database.
""" """