diff --git a/rtl/soc_top.v b/rtl/soc_top.v
index 5c71559..cefec8d 100644
--- a/rtl/soc_top.v
+++ b/rtl/soc_top.v
@@ -562,7 +562,7 @@ wire [4 :0] fft_bid    ;
 wire [1 :0] fft_bresp  ;
 wire        fft_bvalid ;
 wire        fft_bready ;
-wire        fft_finish = 1'b0;
+wire        fft_finish ;
 
 //slave 7
 wire [4 :0] axiOut_7_arid   ;
@@ -602,53 +602,6 @@ wire [1 :0] axiOut_7_bresp  ;
 wire        axiOut_7_bvalid ;
 wire        axiOut_7_bready ;
 
-//slave 7 - matmul accelerator
-matmul_axi_slave u_matmul_axi_slave (
-    .clk            (sys_clk),
-    .resetn         (sys_resetn),
-
-    .s_axi_awid     (axiOut_7_awid   ),
-    .s_axi_awaddr   (axiOut_7_awaddr ),
-    .s_axi_awlen    (axiOut_7_awlen  ),
-    .s_axi_awsize   (axiOut_7_awsize ),
-    .s_axi_awburst  (axiOut_7_awburst),
-    .s_axi_awlock   (axiOut_7_awlock ),
-    .s_axi_awcache  (axiOut_7_awcache),
-    .s_axi_awprot   (axiOut_7_awprot ),
-    .s_axi_awvalid  (axiOut_7_awvalid),
-    .s_axi_awready  (axiOut_7_awready),
-
-    .s_axi_wid      (axiOut_7_wid   ),
-    .s_axi_wdata    (axiOut_7_wdata ),
-    .s_axi_wstrb    (axiOut_7_wstrb ),
-    .s_axi_wlast    (axiOut_7_wlast ),
-    .s_axi_wvalid   (axiOut_7_wvalid),
-    .s_axi_wready   (axiOut_7_wready),
-
-    .s_axi_bid      (axiOut_7_bid   ),
-    .s_axi_bresp    (axiOut_7_bresp ),
-    .s_axi_bvalid   (axiOut_7_bvalid),
-    .s_axi_bready   (axiOut_7_bready),
-
-    .s_axi_arid     (axiOut_7_arid   ),
-    .s_axi_araddr   (axiOut_7_araddr ),
-    .s_axi_arlen    (axiOut_7_arlen  ),
-    .s_axi_arsize   (axiOut_7_arsize ),
-    .s_axi_arburst  (axiOut_7_arburst),
-    .s_axi_arlock   (axiOut_7_arlock ),
-    .s_axi_arcache  (axiOut_7_arcache),
-    .s_axi_arprot   (axiOut_7_arprot ),
-    .s_axi_arvalid  (axiOut_7_arvalid),
-    .s_axi_arready  (axiOut_7_arready),
-
-    .s_axi_rid      (axiOut_7_rid   ),
-    .s_axi_rdata    (axiOut_7_rdata ),
-    .s_axi_rresp    (axiOut_7_rresp ),
-    .s_axi_rlast    (axiOut_7_rlast ),
-    .s_axi_rvalid   (axiOut_7_rvalid),
-    .s_axi_rready   (axiOut_7_rready)
-);
-
 wire confreg_int;
 
 AxiCrossbar_2x8  u_AxiCrossbar_2x8 (
@@ -1470,9 +1423,97 @@ axi_dvi u_axi_dvi (
     .video_blue ( video_blue )
 );
 
-assign fft_bid    = 5'b0;
-assign fft_bresp  = 2'b0;
-assign fft_bvalid = 1'b0;
+fft_controller u_fft_controller(
+    .aclk       	(sys_clk        ),
+    .aresetn     	(sys_resetn      ),
+    .s_awid     	(fft_awid      ),
+    .s_awaddr   	(fft_awaddr    ),
+    .s_awlen    	(fft_awlen     ),
+    .s_awsize   	(fft_awsize    ),
+    .s_awburst  	(fft_awburst   ),
+    .s_awlock   	(fft_awlock    ),
+    .s_awcache  	(fft_awcache   ),
+    .s_awprot   	(fft_awprot    ),
+    .s_awvalid  	(fft_awvalid   ),
+    .s_awready  	(fft_awready   ),
+    .s_wid      	(fft_wid       ),
+    .s_wdata    	(fft_wdata     ),
+    .s_wstrb    	(fft_wstrb     ),
+    .s_wlast    	(fft_wlast     ),
+    .s_wvalid   	(fft_wvalid    ),
+    .s_wready   	(fft_wready    ),
+    .s_bid      	(fft_bid       ),
+    .s_bresp    	(fft_bresp     ),
+    .s_bvalid   	(fft_bvalid    ),
+    .s_bready   	(fft_bready    ),
+    .s_arid     	(fft_arid      ),
+    .s_araddr   	(fft_araddr    ),
+    .s_arlen    	(fft_arlen     ),
+    .s_arsize   	(fft_arsize    ),
+    .s_arburst  	(fft_arburst   ),
+    .s_arlock   	(fft_arlock    ),
+    .s_arcache  	(fft_arcache   ),
+    .s_arprot   	(fft_arprot    ),
+    .s_arvalid  	(fft_arvalid   ),
+    .s_arready  	(fft_arready   ),
+    .s_rid      	(fft_rid       ),
+    .s_rdata    	(fft_rdata     ),
+    .s_rresp    	(fft_rresp     ),
+    .s_rlast    	(fft_rlast     ),
+    .s_rvalid   	(fft_rvalid    ),
+    .s_rready   	(fft_rready    ),
+    .fft_finish 	(fft_finish  )
+);
+
+
+//slave 7 - matmul accelerator
+matmul_axi_slave u_matmul_axi_slave (
+    .clk            (sys_clk),
+    .resetn         (sys_resetn),
+
+    .s_axi_awid     (axiOut_7_awid   ),
+    .s_axi_awaddr   (axiOut_7_awaddr ),
+    .s_axi_awlen    (axiOut_7_awlen  ),
+    .s_axi_awsize   (axiOut_7_awsize ),
+    .s_axi_awburst  (axiOut_7_awburst),
+    .s_axi_awlock   (axiOut_7_awlock ),
+    .s_axi_awcache  (axiOut_7_awcache),
+    .s_axi_awprot   (axiOut_7_awprot ),
+    .s_axi_awvalid  (axiOut_7_awvalid),
+    .s_axi_awready  (axiOut_7_awready),
+
+    .s_axi_wid      (axiOut_7_wid   ),
+    .s_axi_wdata    (axiOut_7_wdata ),
+    .s_axi_wstrb    (axiOut_7_wstrb ),
+    .s_axi_wlast    (axiOut_7_wlast ),
+    .s_axi_wvalid   (axiOut_7_wvalid),
+    .s_axi_wready   (axiOut_7_wready),
+
+    .s_axi_bid      (axiOut_7_bid   ),
+    .s_axi_bresp    (axiOut_7_bresp ),
+    .s_axi_bvalid   (axiOut_7_bvalid),
+    .s_axi_bready   (axiOut_7_bready),
+
+    .s_axi_arid     (axiOut_7_arid   ),
+    .s_axi_araddr   (axiOut_7_araddr ),
+    .s_axi_arlen    (axiOut_7_arlen  ),
+    .s_axi_arsize   (axiOut_7_arsize ),
+    .s_axi_arburst  (axiOut_7_arburst),
+    .s_axi_arlock   (axiOut_7_arlock ),
+    .s_axi_arcache  (axiOut_7_arcache),
+    .s_axi_arprot   (axiOut_7_arprot ),
+    .s_axi_arvalid  (axiOut_7_arvalid),
+    .s_axi_arready  (axiOut_7_arready),
+
+    .s_axi_rid      (axiOut_7_rid   ),
+    .s_axi_rdata    (axiOut_7_rdata ),
+    .s_axi_rresp    (axiOut_7_rresp ),
+    .s_axi_rlast    (axiOut_7_rlast ),
+    .s_axi_rvalid   (axiOut_7_rvalid),
+    .s_axi_rready   (axiOut_7_rready)
+);
+
+wire [31:0] cdma_s_awaddr;
 wire [2:0]  cdma_s_awprot; 
 wire        cdma_s_awvalid;
 wire        cdma_s_awready;
@@ -1569,7 +1610,7 @@ snix_axil_cdma_mux #(
     .ID_WIDTH        (4),  // 匹配 Crossbar 的 Master ID 宽度
     .USER_WIDTH      (1),
     .PORTS           (4),  // 8 个通道
-    .FIFO_DEPTH      (128)
+    .FIFO_DEPTH      (64)   
 ) u_snix_axil_cdma_mux_8ch (
     .clk             (sys_clk),
     .rst_n           (sys_resetn), // 低电平复位