vtucore: fix start of lowfreq, rework test.

026b0437 · Tristan Gingold · f00f4d0d · 026b0437 · 026b0437
Commit 026b0437 authored Apr 28, 2020 by Tristan Gingold
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Showing with 103 additions and 89 deletions

vtuCore.vhd dependencies/vtu/rtl/vtuCore.vhd +2 -2

tb_vtu.vhd hdl/testbench/vtu/tb_vtu.vhd +101 -87

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--- a/dependencies/vtu/rtl/vtuCore.vhd
+++ b/dependencies/vtu/rtl/vtuCore.vhd
@@ -1366,7 +1366,7 @@ begin
    --  Toggle when a pulse is detected.
    process (Clk, RstOrStopSeq)
    begin
-      if RstOrStopSeq = '1' then
+      if RstOrStopSeq = '1' or LowFreqGenerationMode = '0' then
        ClkValueSwitch <= '0';
      elsif (Clk'event and Clk = '1') then
        if DataOut_seq /= x"00" then
@@ -1378,7 +1378,7 @@ begin
    -- Fill data with ones or zeros after one when DataOutPulse='1'
    process (DataOut_seq, RstorStopSeq)
    begin
-      if RstOrStopSeq = '1' then
+      if RstOrStopSeq = '1' or LowFreqGenerationMode = '0'  then
        --  Value at rest.
        DataFilled <= "00000000";
      else

--- a/hdl/testbench/vtu/tb_vtu.vhd
+++ b/hdl/testbench/vtu/tb_vtu.vhd