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grabber: prevent glitches in last_x/last_y cdc

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Sebastien Bourdeauducq 2018-07-10 12:56:37 +08:00
parent c4e3c66265
commit 208dc7c218
1 changed files with 2 additions and 0 deletions
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2
artiq/gateware/grabber/core.py
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@ -71,6 +71,8 @@ class Parser(Module, AutoCSR):
) )
] ]
last_x.attr.add("no_retiming")
last_y.attr.add("no_retiming")
self.specials += [ self.specials += [
MultiReg(last_x, self.last_x.status), MultiReg(last_x, self.last_x.status),
MultiReg(last_y, self.last_y.status) MultiReg(last_y, self.last_y.status)