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Kestrel Collaboration
Kestrel LiteX
migen
Commits
e1b31ec4
Commit
e1b31ec4
authored
11 years ago
by
Sebastien Bourdeauducq
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genlib/fifo: clarify we behaviour when writable=0
parent
6e9e0a60
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migen/genlib/fifo.py
migen/genlib/fifo.py
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migen/genlib/fifo.py
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e1b31ec4
...
@@ -31,10 +31,10 @@ class _FIFOInterface:
...
@@ -31,10 +31,10 @@ class _FIFOInterface:
din : in, width_or_layout
din : in, width_or_layout
Input data either flat or Record structured.
Input data either flat or Record structured.
writable : out
writable : out
There is space in the FIFO and `we` can be asserted.
There is space in the FIFO and `we` can be asserted
to load new data
.
we : in
we : in
Write enable signal to latch `din` into the FIFO.
Only assert
if
Write enable signal to latch `din` into the FIFO.
Does nothing
if
`writable` is asserted.
`writable` is
not
asserted.
dout : out, width_or_layout
dout : out, width_or_layout
Output data, same type as `din`. Only valid if `readable` is
Output data, same type as `din`. Only valid if `readable` is
asserted.
asserted.
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