diff --git a/tb/shinTest/ShinTopSpiTb.v b/tb/shinTest/ShinTopSpiTb.v
index 73191ff..fab86c6 100644
--- a/tb/shinTest/ShinTopSpiTb.v
+++ b/tb/shinTest/ShinTopSpiTb.v
@@ -528,11 +528,8 @@ initial begin
   end
 
 
-
-
-
   // 顺序索引
-  #50000
+  //#50000
   #50000
   #50000
   $fdisplay(spidata_file, "--->>>嗅探后，检查链路状态寄存器");
@@ -605,8 +602,6 @@ initial begin
   //读写
   #50000
   #50000
-  #50000
-  #50000
   $fdisplay(spidata_file, "--->>>设置顺序地址后，检查顺序地址");
   //spi_trans( (16'h0010), (`SPI_READ), (5), (`IF_IDX(0)) );
   spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(1)) );
@@ -614,7 +609,55 @@ initial begin
   spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(3)) );
   spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(4)) );
 
-  $fdisplay(spidata_file, "\n\n测试用例5-交换数据");
+
+  //嗅探
+  #10000
+  $fdisplay(spidata_file, "\n\n测试用例5-发送嗅探包，需要在波形文件里检查");
+  begin
+    $fdisplay(spidata_file, "--->>>嗅探前，检查链路状态寄存器");
+    //spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(0)) );
+    spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(1)) );
+    spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(2)) );
+    spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(3)) );
+    spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(4)) );
+
+    $fdisplay(spidata_file, "--->>>嗅探");
+    //设置SM1在写入0x3地址触发enq
+    txBuf[0+3] = 8'h03;
+    txBuf[1+3] = 8'h00;
+    spi_trans( (16'h0202), (`SPI_WRITE), (2), (`IF_IDX(0)) );
+
+    //无子报文
+    `include "detect_pkt.vh"
+    spi_trans( (16'h1000), (`SPI_WRITE), (4), (`IF_IDX(0)) ); //写入SM1
+
+    //发布请求
+    txBuf[0+3] = 8'h04;
+    txBuf[1+3] = 8'h00;
+    spi_trans( (16'h21), (`SPI_WRITE), (2), (`IF_IDX(0)) );//写入长度
+
+    txBuf[0+3] = 8'h01;
+    spi_trans( (16'h20), (`SPI_WRITE), (1), (`IF_IDX(0)) );//发送SM0 接收SM0, 请求发送
+    @(posedge isResp) #5 begin end
+
+  end
+
+
+  // 顺序索引
+  //#50000
+  #50000
+  #50000
+  $fdisplay(spidata_file, "--->>>嗅探后，检查链路状态寄存器");
+  //spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(0)) );
+  spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(1)) );
+  spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(2)) );
+  spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(3)) );
+  spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(4)) );
+
+
+  #50000
+  #50000
+  $fdisplay(spidata_file, "\n\n测试用例6-交换数据");
   $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
   begin
 
@@ -625,9 +668,6 @@ initial begin
 
     `include "seq_pkt.vh"
     spi_trans( (16'h1000), (`SPI_WRITE), (516), (`IF_IDX(0)) ); //写入SM1
-
-
-
     //发布请求
     txBuf[0+3] = 8'h04;
     txBuf[1+3] = 8'h02;