1 files changed, 26 insertions, 0 deletions
diff --git a/zpu/hdl/zpu4/src/niltrace.vhd b/zpu/hdl/zpu4/src/niltrace.vhd
new file mode 100644
index 0000000..40fc1ca
--- /dev/null
+++ b/zpu/hdl/zpu4/src/niltrace.vhd
@@ -0,0 +1,26 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use IEEE.STD_LOGIC_UNSIGNED.ALL;
+
+use std.textio.all;
+use work.zpu_config.all;
+ 
+ 
+entity trace is
+  port(
+       	clk         : in std_logic;
+       	begin_inst  : in std_logic;
+       	pc          : in std_logic_vector(maxAddrBit downto 0);
+		opcode		: in std_logic_vector(7 downto 0);
+		sp			: in std_logic_vector(maxAddrBit downto 2);
+		memA		: in std_logic_vector(wordSize-1 downto 0);
+		busy  : in std_logic);
+end trace;
+   
+   
+architecture behave of trace is
+  
+begin
+
+end behave;
+