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35 lines
1.0 KiB
Verilog
35 lines
1.0 KiB
Verilog
//
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// Copyright 2011-2012 Ettus Research LLC
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// 64 bits worth of ticks
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module time_compare
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(input [63:0] time_now,
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input [63:0] trigger_time,
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output now,
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output early,
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output late,
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output too_early);
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assign now = time_now == trigger_time;
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assign late = time_now > trigger_time;
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assign early = ~now & ~late;
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assign too_early = 0; //not implemented
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endmodule // time_compare
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