diff --git a/sim/sram.v b/sim/sram.v
index 8f2ace7..14033c7 100644
--- a/sim/sram.v
+++ b/sim/sram.v
@@ -29,8 +29,11 @@ module sram_sp #(
 
 
     always@(posedge write_enable[0]) begin
-		#10;
-        if(~ram_be_n[0]) BRAM[ram_addr][7:0] <= ram_data[7:0];
+        #10;
+        if(~ram_be_n[0]) begin
+            BRAM[ram_addr][7:0] <= ram_data[7:0];
+            if (ram_addr >= 10'd320 && ram_addr < 10'd400)
+                $display("SRAM WR addr=%d data=%08x be0=%b", ram_addr, ram_data, ram_be_n[0]);
     end
     always@(posedge write_enable[1]) begin
 		#10;