diff --git a/sdram/fsm.v b/sdram/fsm.v
deleted file mode 100644
index 51c4a75..0000000
--- a/sdram/fsm.v
+++ /dev/null
@@ -1,174 +0,0 @@
-
-module fsm(input [9:0] refresh_cnt, input rd_enable, input wr_enable, output [4:0] state, output [7:0] cmd, input CLK, input RESET);
-
-reg [4:0] curr_state;
-reg [4:0] next_state;
-assign state = curr_state;
-
-reg [7:0] curr_cmd;
-reg [7:0] next_cmd;
-assign cmd = curr_cmd;
-
-
-always @(posedge CLK or posedge RESET) begin
-    if (RESET) begin
-        curr_state <= 5'b01000;
-        curr_cmd <= 8'b10010001;
-
-    end else begin
-        curr_state <= next_state;
-        curr_cmd <= next_cmd;
-    end
-end
-always @(*) begin
-     case (state)
-        5'b01000: begin
-            next_state = 5'b01001;
-            next_cmd = 8'b10010001;
-        end
-        5'b01001: begin
-            next_state = 5'b00101;
-            next_cmd = 8'b10111000;
-        end
-        5'b00101: begin
-            next_state = 5'b01010;
-            next_cmd = 8'b10001000;
-        end
-        5'b01010: if (range(8)) begin
-            next_state = 5'b01011;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b01100;
-            next_cmd = 8'b10001000;
-        end
-        5'b01011: if (range(8)) begin
-            next_state = 5'b01011;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b01100;
-            next_cmd = 8'b10001000;
-        end
-        5'b01100: if (range(8)) begin
-            next_state = 5'b01101;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b01110;
-            next_cmd = 8'b1000000x;
-        end
-        5'b01101: if (range(8)) begin
-            next_state = 5'b01101;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b01110;
-            next_cmd = 8'b1000000x;
-        end
-        5'b01110: if (range(2)) begin
-            next_state = 5'b01111;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b00000;
-            next_cmd = 8'b10111000;
-        end
-        5'b01111: if (range(2)) begin
-            next_state = 5'b01111;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b00000;
-            next_cmd = 8'b10111000;
-        end
-        5'b00000: if ((refresh_cnt >= 519)) begin
-            next_state = 5'b00001;
-            next_cmd = 8'b10010001;
-        end else if ((refresh_cnt < 519) && rd_enable) begin
-            next_state = 5'b10000;
-            next_cmd = 8'b10011xxx;
-        end else if ((~ rd_enable) && wr_enable && (refresh_cnt < 519)) begin
-            next_state = 5'b11000;
-            next_cmd = 8'b10011xxx;
-        end
-        5'b00001: begin
-            next_state = 5'b00010;
-            next_cmd = 8'b10111000;
-        end
-        5'b00010: begin
-            next_state = 5'b00011;
-            next_cmd = 8'b10001000;
-        end
-        5'b00011: if (range(8)) begin
-            next_state = 5'b00100;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b00000;
-            next_cmd = 8'b10111000;
-        end
-        5'b00100: if (range(8)) begin
-            next_state = 5'b00100;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b00000;
-            next_cmd = 8'b10111000;
-        end
-        5'b11000: if (range(2)) begin
-            next_state = 5'b11001;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b11010;
-            next_cmd = 8'b10100xx1;
-        end
-        5'b11001: if (range(2)) begin
-            next_state = 5'b11001;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b11010;
-            next_cmd = 8'b10100xx1;
-        end
-        5'b11010: if (range(2)) begin
-            next_state = 5'b11011;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b00000;
-            next_cmd = 8'b10111000;
-        end
-        5'b11011: if (range(2)) begin
-            next_state = 5'b11011;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b00000;
-            next_cmd = 8'b10111000;
-        end
-        5'b10000: if (range(2)) begin
-            next_state = 5'b10001;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b10010;
-            next_cmd = 8'b10101xx1;
-        end
-        5'b10001: if (range(2)) begin
-            next_state = 5'b10001;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b10010;
-            next_cmd = 8'b10101xx1;
-        end
-        5'b10010: if (range(2)) begin
-            next_state = 5'b10011;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b10100;
-            next_cmd = 8'b10111000;
-        end
-        5'b10011: if (range(2)) begin
-            next_state = 5'b10011;
-            next_cmd = 8'b10111000;
-        end else if () begin
-            next_state = 5'b10100;
-            next_cmd = 8'b10111000;
-        end
-        5'b10100: begin
-            next_state = 5'b00000;
-            next_cmd = 8'b10111000;
-        end
-    endcase
-end
-endmodule
-    
\ No newline at end of file