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| -rw-r--r-- | usrp2/custom/power_trig_tb.v | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/usrp2/custom/power_trig_tb.v b/usrp2/custom/power_trig_tb.v new file mode 100644 index 000000000..b8f3385ce --- /dev/null +++ b/usrp2/custom/power_trig_tb.v @@ -0,0 +1,71 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + + +module power_trig_tb(); + initial $dumpfile("power_trig_tb.vcd"); + initial $dumpvars(0,power_trig_tb); + + reg clk = 0; + always #10 clk <= ~clk; + reg rst = 1; + initial #100 rst <= 0; + + initial + begin + set_stb <= 0; + #1000; + set_stb <= 1; + end + + reg [31:0] sample_in; + reg strobe_in; + wire [31:0] sample_out; + wire strobe_out; + reg set_stb, run; + + power_trig #(.BASE(0)) power_trig + (.clk(clk), .reset(rst), .enable(1), + .set_stb(set_stb), .set_addr(0), .set_data(32'h000B_B000), + .run(run), + + .ddc_out_sample(sample_in), .ddc_out_strobe(strobe_in), + .bb_sample(sample_out), .bb_strobe(strobe_out)); + + initial sample_in <= 32'h0100_0300; + + always @(posedge clk) + if(~strobe_in) + sample_in <= sample_in + 32'h0001_0001; + + initial + #100000 $finish; + + initial + begin + run <= 0; + #2000 run <= 1; + #30000 run <= 0; + end + + always @(posedge clk) + if(rst | ~run) + strobe_in <= 0; + else + strobe_in <= ~strobe_in; + +endmodule // power_trig_tb |