drtio: fix mmcm_mult

2016-10-18 17:28:03 +08:00 · 2016-10-18 17:28:03 +08:00 · 71480c4d15
parent e7dbed3b02
commit 71480c4d15
1 changed files with 1 additions and 1 deletions
--- a/artiq/gateware/drtio/transceiver/gtx_7series.py
+++ b/artiq/gateware/drtio/transceiver/gtx_7series.py
@ -200,7 +200,7 @@ class RXSynchronizer(Module, AutoCSR):
        mmcm_output = Signal()
        mmcm_fb = Signal()
        # maximize VCO frequency to maximize phase shift resolution
-        mmcm_mult = 1200e9//rtio_clk_freq
+        mmcm_mult = 1200e6//rtio_clk_freq
        self.specials += [
            Instance("MMCME2_ADV",
                p_CLKIN1_PERIOD=1e9/rtio_clk_freq,