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author | Yann Herklotz <git@yannherklotz.com> | 2022-11-24 18:52:37 +0000 |
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committer | Yann Herklotz <git@yannherklotz.com> | 2022-11-24 18:52:51 +0000 |
commit | 098157d5bb4687e0131ee117b75845ed19a4b6bc (patch) | |
tree | 87d20a4823f074c962d7bc6b0f1c3581f56afd29 /example_tb.v | |
parent | 46c49262fc9910ba5ff92e76d567ed2e4446fb41 (diff) | |
download | butterstick-098157d5bb4687e0131ee117b75845ed19a4b6bc.tar.gz butterstick-098157d5bb4687e0131ee117b75845ed19a4b6bc.zip |
Add initial files for icestorm
Diffstat (limited to 'example_tb.v')
-rw-r--r-- | example_tb.v | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/example_tb.v b/example_tb.v new file mode 100644 index 0000000..f04f8f8 --- /dev/null +++ b/example_tb.v @@ -0,0 +1,30 @@ +`timescale 1 ns / 1 ps + +module testbench; + reg clk = 1; + always #5 clk = ~clk; + wire LED0, LED1, LED2, LED3, LED4, LED5, LED6, LED7; + + top uut ( + .clk(clk), + .LED0(LED0), + .LED1(LED1), + .LED2(LED2), + .LED3(LED3), + .LED4(LED4), + .LED5(LED5), + .LED6(LED6), + .LED7(LED7) + ); + + initial begin + if ($test$plusargs("vcd")) begin + $dumpfile("example.vcd"); + $dumpvars(0, testbench); + end + + $monitor(LED7, LED6, LED5, LED4, LED3, LED2, LED1, LED0); + repeat (10000) @(posedge clk); + $finish; + end +endmodule |