diff options
| author | uvok | 2025-12-30 09:42:36 +0100 |
|---|---|---|
| committer | uvok | 2025-12-30 09:42:36 +0100 |
| commit | d857b6a58316df62d492e90da38dc48d688aa484 (patch) | |
| tree | 895e50d6c9914f7d937b36eb5c1a66bf0f8dbe94 /par_to_ser_to_ser.tb.v | |
| parent | 9ea9ee4c219fd7e1687275870cb2aecbd731c7dd (diff) | |
p2s2p: Fix testbench
iverilog syntax error (needs space)
timing
use logic,
Diffstat (limited to 'par_to_ser_to_ser.tb.v')
| -rw-r--r-- | par_to_ser_to_ser.tb.v | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/par_to_ser_to_ser.tb.v b/par_to_ser_to_ser.tb.v deleted file mode 100644 index 1f30ae2..0000000 --- a/par_to_ser_to_ser.tb.v +++ /dev/null @@ -1,79 +0,0 @@ -// converts back and forth -// parallel > serial > parallel - -`timescale 1us/1us - -module par_to_ser_tb ( -); - -reg clk_i; -reg rst_i; -reg data_valid_i; -reg [7:0] dat_i; -wire dat_o; -wire [7:0] dat_o2; - -wire send_valid; - -par_to_ser uut( - .clk_i(clk_i), - .rst_i(rst_i), - .data_valid_i(data_valid_i), - .dat_i(dat_i), - .dat_o(dat_o), - .dat_valid_o(send_valid) -); - -ser_to_par uut2( - .clk_i(clk_i), - .rst_i(rst_i), - - .dat_valid_i(send_valid), - .dat_i(dat_o), - - .dat_o(dat_o2), - .dat_valid_o() -); - -string filename; -initial begin -`ifdef DUMP_FILE_NAME - filename=`DUMP_FILE_NAME; -`else - filename="par_to_ser.lxt2"; -`endif - $dumpfile(filename); $dumpvars(); - clk_i <= 0; - rst_i <= 1'b1; - data_valid_i <= 1'b0; - - #1 - rst_i <= 1'b0; - #1 - rst_i <= 1'b1; -end - -always #10 clk_i = ~clk_i; - -initial begin - #37 - - for (integer i = 0; i < 255; i++) begin - // clock data in - dat_i <= i; - data_valid_i <= 1'b1; - - // wait 1 cycle - #20 - data_valid_i <= 1'b0; - - // let module do its work - #200 - assert(i == dat_o2); - - end - - $finish(); -end - -endmodule |
