diff options
| -rw-r--r-- | timing/time_compare.v | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/timing/time_compare.v b/timing/time_compare.v index edfa7375a..a21c9f8e0 100644 --- a/timing/time_compare.v +++ b/timing/time_compare.v @@ -6,7 +6,8 @@ module time_compare input [63:0] trigger_time, output now, output early, - output late); + output late, + output too_early); wire sec_match = (time_now[63:32] == trigger_time[63:32]); wire sec_late = (time_now[63:32] > trigger_time[63:32]); @@ -17,5 +18,6 @@ module time_compare assign now = sec_match & tick_match; assign late = sec_late | (sec_match & tick_late); assign early = ~now & ~late; - + assign too_early = (trigger_time[63:32] > (time_now[63:32] + 4)); // Don't wait too long + endmodule // time_compare |