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-rw-r--r--nandgame/comb_mem.sv5
1 files changed, 5 insertions, 0 deletions
diff --git a/nandgame/comb_mem.sv b/nandgame/comb_mem.sv
index c7fda32..3a4af75 100644
--- a/nandgame/comb_mem.sv
+++ b/nandgame/comb_mem.sv
@@ -6,6 +6,9 @@
`include "../my_mem.v"
+`ifndef COMB_MEM
+`define COMB_MEM
+
module comb_mem #(
parameter DATA_WIDTH = 16
) (
@@ -61,3 +64,5 @@ always @(negedge clk_in) begin
end
endmodule
+
+`endif