From 05f6dafb2cca4e6df2d1d8517e3c44d7528072e9 Mon Sep 17 00:00:00 2001 From: David Nadlinger Date: Sat, 12 Jan 2019 19:37:03 +0000 Subject: [PATCH] RELEASE_NOTES: Mention new edge counter RTIO PHY --- RELEASE_NOTES.rst | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/RELEASE_NOTES.rst b/RELEASE_NOTES.rst index 00da9c9b0..59846a38f 100644 --- a/RELEASE_NOTES.rst +++ b/RELEASE_NOTES.rst @@ -14,6 +14,11 @@ ARTIQ-5 have been renamed to ``ref_time_mu`` for consistency, as they are in machine units. * :func:`~artiq.tools.verbosity_args` renamed to :func:`~artiq.tools.add_common_args`. New feature: adds an option to print the ARTIQ version. +* A gateware-level input edge counter has been added, which offers higher + throughput and increased flexibility over the usual TTL input PHYs where + edge timestamps are not required. See :mod:`artiq.coredevice.edge_counter` for + the core device driver and :mod:`artiq.gateware.rtio.phy.edge_counter`/ + :meth:`artiq.gateware.eem.DIO.add_std` for the gateware components. ARTIQ-4 @@ -22,7 +27,7 @@ ARTIQ-4 4.0 *** -* The ``artiq.coredevice.ttl`` drivers no longer track the timestamps of +* The ``artiq.coredevice.ttl`` drivers no longer track the timestamps of submitted events in software, requiring the user to explicitly specify the timeout for ``count()``/``timestamp_mu()``. Support for ``sync()`` has been dropped.