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lib.cdc: MultiReg→FFSynchronizer.

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Fixes #229.
This commit is contained in:
whitequark 2019-09-23 14:17:44 +00:00
parent b227352258
commit 8deb13cea3
7 changed files with 71 additions and 57 deletions
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6
nmigen/test/test_lib_cdc.py
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@ -4,11 +4,11 @@ from ..back.pysim import *
from ..lib.cdc import *
class MultiRegTestCase(FHDLTestCase):
class FFSynchronizerTestCase(FHDLTestCase):
def test_basic(self):
i = Signal()
o = Signal()
frag = MultiReg(i, o)
frag = FFSynchronizer(i, o)
with Simulator(frag) as sim:
sim.add_clock(1e-6)
def process():
@ -26,7 +26,7 @@ class MultiRegTestCase(FHDLTestCase):
def test_reset_value(self):
i = Signal(reset=1)
o = Signal()
frag = MultiReg(i, o, reset=1)
frag = FFSynchronizer(i, o, reset=1)
with Simulator(frag) as sim:
sim.add_clock(1e-6)
def process():