grabber: reset *_good signals on end of frame

This reduces the amount of time the ROI engine produces invalid output after being reconfigured.
2018-07-15 15:34:00 +08:00 · 2018-07-15 15:34:00 +08:00 · 8bcba82b65
commit 8bcba82b65
parent ea7f925852
1 changed files with 4 additions and 0 deletions
--- a/artiq/gateware/grabber/core.py
+++ b/artiq/gateware/grabber/core.py
@ -146,6 +146,10 @@ class ROI(Module):
            If(pix.x == cfg.x1,
                x_good.eq(0)
            ),
+            If(pix.eop,
+                y_good.eq(0),
+                x_good.eq(0)
+            ),
            gray.eq(Cat(pix.a, pix.b)[shift:]),
            stb.eq(pix.stb),
            eop.eq(pix.eop)