1 files changed, 33 insertions, 0 deletions

diff --git a/system.v b/system.v
new file mode 100644
index 0000000..edc7b25
--- /dev/null
+++ b/system.v
@@ -0,0 +1,33 @@
+`include "arbiter.v"
+module system(
+    input clk,
+
+    // DRAM device
+    output[63:0] mem_claddr,
+    output mem_we,
+    inout[127:0] mem_cldata);
+
+    reg [3:0] request = 'b0001;
+
+    arbiter arbiter(
+        .clk(clk),
+        .request(request),
+        .grant()
+    );
+
+    reg[127:0] counter = 0;
+    assign mem_we = 0;
+    assign mem_claddr = 17;
+    assign mem_cldata = 42;
+
+    always @(posedge clk) begin
+        if (counter > 1100)
+            request <= 0;
+        else if (counter > 1050)
+            request <= 'b0011;
+        else if (counter > 1000)
+            request <= 'b0100;
+        
+        counter <= counter + 1;
+    end
+endmodule
\ No newline at end of file