diff --git a/tb/shinTest/ShinTopSpiTb.v b/tb/shinTest/ShinTopSpiTb.v
index 65c82d2..bdcb9be 100644
--- a/tb/shinTest/ShinTopSpiTb.v
+++ b/tb/shinTest/ShinTopSpiTb.v
@@ -513,24 +513,25 @@ initial begin
     spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(4)) );
 
     $fdisplay(spidata_file, "--->>>嗅探");
+
+    `include "detect_pkt.vh"
     //设置SM1在写入0x4 len 触发enq
     //设置SM0在读出0x4 len 触发deq
-    txBuf[0+3] = 8'h04;
-    txBuf[1+3] = 8'h00;
+    `DEF_detect_pkt_sm(txBuf);
     spi_trans( (16'h0302), (`SPI_WRITE), (2), (`IF_IDX(0)) );
     spi_trans( (16'h0306), (`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
+    `DEF_detect_pkt(txBuf);
+    spi_trans( (16'h1000), (`SPI_WRITE), (`DEF_detect_pkt_len), (`IF_IDX(0)) ); //写入SM1
 
     //发布请求
     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
 
-    rxBuf[0+3] = 0;
-    spi_trans( (16'h803), (`SPI_READ), (1), (`IF_IDX(0)) );//读一下SM0的切换地址，将fifo弹出
+    //rxBuf[0+3] = 0;
+    //spi_trans( (16'h803), (`SPI_READ), (1), (`IF_IDX(0)) );//读一下SM0的切换地址，将fifo弹出
 
   end
 
@@ -562,7 +563,8 @@ initial begin
 
 
     $fdisplay(spidata_file, "--->>>设置顺序地址");
-    //设置SM1在写入0xe len触发enq
+
+    //长度
     txBuf[0+3] = 8'h0e;
     txBuf[1+3] = 8'h00;
     spi_trans( (16'h0302), (`SPI_WRITE), (2), (`IF_IDX(0)) );
@@ -588,7 +590,6 @@ initial begin
     txBuf[13+3] = 8'h0;   //负载
     spi_trans( (16'h1000), (`SPI_WRITE), (14), (`IF_IDX(0)) ); //写入SM1
 
-
     //发布请求
     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
@@ -634,14 +635,16 @@ initial begin
 
     $fdisplay(spidata_file, "--->>>嗅探");
     //设置SM1在写入0x3地址触发enq
-    txBuf[0+3] = 8'h04;
-    txBuf[1+3] = 8'h00;
+    //txBuf[0+3] = 8'h04;
+    //txBuf[1+3] = 8'h00;
+    `DEF_detect_pkt_sm(txBuf);
     spi_trans( (16'h0302), (`SPI_WRITE), (2), (`IF_IDX(0)) );
     spi_trans( (16'h0306), (`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
+    //`include "detect_pkt.vh"
+    `DEF_detect_pkt(txBuf);
+    spi_trans( (16'h1000), (`SPI_WRITE), (`DEF_detect_pkt_len), (`IF_IDX(0)) ); //写入SM1
 
     //发布请求
     txBuf[0+3] = 8'h04;
@@ -679,14 +682,17 @@ initial begin
   $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
   begin
     $fdisplay(spidata_file, "--->>>交换数据sm0~sm7");
+    
+    `include "seq_0_pkt.vh"
     //设置SM1在写入516 len触发enq
-    txBuf[0+3] = 8'h04;
-    txBuf[1+3] = 8'h02;
+    //txBuf[0+3] = 8'h04;
+    //txBuf[1+3] = 8'h02;
+    `DEF_seq_0_pkt_sm(txBuf);
     spi_trans( (16'h0302), (`SPI_WRITE), (2), (`IF_IDX(0)) );
     spi_trans( (16'h0306), (`SPI_WRITE), (2), (`IF_IDX(0)) );
 
-    `include "seq_0_pkt.vh"
-    spi_trans( (16'h1000), (`SPI_WRITE), (516), (`IF_IDX(0)) ); //写入SM1
+    `DEF_seq_0_pkt(txBuf);
+    spi_trans( (16'h1000), (`SPI_WRITE), (`DEF_seq_0_pkt_len), (`IF_IDX(0)) ); //写入SM1
     //发布请求
     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
@@ -699,13 +705,16 @@ initial begin
   $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
   begin
     $fdisplay(spidata_file, "\n--->>>交换数据写dev2_sm0/dev1_sm2/dev3_sm4/dev4_sm6");
-    txBuf[0+3] = 8'h54;
-    txBuf[1+3] = 8'h01;
+    `include "seq_1_pkt.vh"
+
+    //txBuf[0+3] = 8'h54;
+    //txBuf[1+3] = 8'h01;
+    `DEF_seq_1_pkt_sm(txBuf);
     spi_trans( (16'h0302), (`SPI_WRITE), (2), (`IF_IDX(0)) );
     spi_trans( (16'h0306), (`SPI_WRITE), (2), (`IF_IDX(0)) );
 
-    `include "seq_1_pkt.vh"
-    spi_trans( (16'h1000), (`SPI_WRITE), (516), (`IF_IDX(0)) ); //写入SM1
+    `DEF_seq_1_pkt(txBuf);
+    spi_trans( (16'h1000), (`SPI_WRITE), (`DEF_seq_1_pkt_len), (`IF_IDX(0)) ); //写入SM1
     //发布请求
     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
@@ -729,13 +738,15 @@ initial begin
   $fdisplay(spidata_file, "\n\n测试用例：测试同步(sync)和同步输出(sync_out)");
   begin
     //设置SM1在写入 0x18 len触发enq
-    txBuf[0+3] = 8'h18;
-    txBuf[1+3] = 8'h00;
+    `include "sync_pkt.vh"
+    //txBuf[0+3] = 8'h18;
+    //txBuf[1+3] = 8'h00;
+    `DEF_sync_pkt_sm(txBuf);
     spi_trans( (16'h0302), (`SPI_WRITE), (2), (`IF_IDX(0)) );
     spi_trans( (16'h0306), (`SPI_WRITE), (2), (`IF_IDX(0)) );
 
-    `include "sync_pkt.vh"
-    spi_trans( (16'h1000), (`SPI_WRITE), (24), (`IF_IDX(0)) ); //写入SM1
+    `DEF_sync_pkt(txBuf);
+    spi_trans( (16'h1000), (`SPI_WRITE), (`DEF_sync_pkt_len), (`IF_IDX(0)) ); //写入SM1
 
     //写入替换时间戳替换地址
     txBuf[0+3] = 8'h0c;
@@ -749,20 +760,22 @@ initial begin
       spi_trans( (16'h817), (`SPI_READ), (1), (`IF_IDX(0)) );//读一下SM0的切换地址，将fifo弹出
     end
 
-
     //清除替换时间戳替换地址
     txBuf[0+3] = 8'h00;
     txBuf[1+3] = 8'h00;
+    
     spi_trans( (16'h25), (`SPI_WRITE), (2), (`IF_IDX(0)) ); //清除替换时间戳替换地址寄存器
 
-
-    txBuf[0+3] = 8'h94;
-    txBuf[1+3] = 8'h00;
+    `include "sync_sig_pkt.vh"
+    //txBuf[0+3] = 8'h94;
+    //txBuf[1+3] = 8'h00;
+    `DEF_sync_sig_pkt_sm(txBuf);
     spi_trans( (16'h0302), (`SPI_WRITE), (2), (`IF_IDX(0)) );
     spi_trans( (16'h0306), (`SPI_WRITE), (2), (`IF_IDX(0)) );
 
-    `include "sync_sig_pkt.vh"
-    spi_trans( (16'h1000), (`SPI_WRITE), (8'h94), (`IF_IDX(0)) ); //写入SM1
+    `DEF_sync_sig_pkt(txBuf);
+    //spi_trans( (16'h1000), (`SPI_WRITE), (8'h94), (`IF_IDX(0)) ); //写入SM1
+    spi_trans( (16'h1000), (`SPI_WRITE), (`DEF_sync_sig_pkt_len), (`IF_IDX(0)) ); //写入SM1
 
     //发布请求
     txBuf[0+3] = 8'h01;
@@ -783,8 +796,6 @@ initial begin
     spi_trans( (16'h0100), (`SPI_READ), (32), (`IF_IDX(4)) );
     spi_trans( (16'h0130), (`SPI_READ), (32), (`IF_IDX(4)) );
 
-
-
     #10000
     //清脉冲
     txBuf[0+3] = 0;  //负载0x122 sync0脉冲宽度
diff --git a/tb/shinTest/gen_pkt.py b/tb/shinTest/gen_pkt.py
index 7154e2a..41f7a33 100755
--- a/tb/shinTest/gen_pkt.py
+++ b/tb/shinTest/gen_pkt.py
@@ -50,7 +50,7 @@ class GenPkt(object):
         
         i = 4
         if self.pkt_type == 1:
-            pkt_len = 0
+            pkt_len = 4
             self.pkt_buf[0] = 0
             self.pkt_buf[1] = (self.pkt_type & 0x3)
             self.pkt_buf[2] = 0x3f
@@ -102,8 +102,36 @@ class GenPkt(object):
                 i = i + sp[4]
 
         f = open(filename, "wt+")
-        for _k in range(i):
-            f.write("txBuf[%d]=8'h%02X;\n"%(3 + _k, self.pkt_buf[_k]))
+        if filetype == 1:
+            define_str = "`define DEF_"
+            
+            pos1 = filename.rfind("/")
+            if (pos1 < -1):
+                pos1 = 0
+            else:
+                pos1 = pos1 + 1
+
+            pos2 = filename.rfind(".")
+            if (pos1 > pos2):
+                define_str = define_str + filename[pos1:]
+            else:
+                define_str = define_str + filename[pos1:pos2]
+
+            f.write(define_str + "_len \t%d\n"%(pkt_len))
+            f.write(define_str + "_sm(array) \\\n\tarray``[%d]=8'h%02X;\\\n\tarray``[%d]=8'h%02X;\n"%(
+                    3, pkt_len & 0xff,
+                    4, pkt_len >> 8
+                    ))
+
+            f.write(define_str + "(array) \\\n")
+            for _k in range(i):
+                if _k < (i - 1):
+                    f.write("\tarray``[%d]=8'h%02X;\\\n"%(3 + _k, self.pkt_buf[_k]))
+                else:
+                    f.write("\tarray``[%d]=8'h%02X;\n"%(3 + _k, self.pkt_buf[_k]))
+        else:
+            for _k in range(i):
+                f.write("txBuf[%d]=8'h%02X;\n"%(3 + _k, self.pkt_buf[_k]))
         f.close()
 
 if __name__ == '__main__':
@@ -112,7 +140,7 @@ if __name__ == '__main__':
     #-------------------------------------------------------------------------
     #>>>>>>嗅探数据包
     genPkt.setPktType(1)
-    genPkt.gen("./generated/shin/detect_pkt.vh")
+    genPkt.gen("./generated/shin/detect_pkt.vh", 1)
 
     #-------------------------------------------------------------------------
     #>>>>>>普通数据包   
@@ -129,7 +157,7 @@ if __name__ == '__main__':
                          56, None)
     #genPkt.addSubPkt(10, 2, 0x300, 0x2, 4, None)
     #genPkt.addSubPkt(11, 1, 0x300, 0x2, 4, None)
-    genPkt.gen("./generated/shin/seq_0_pkt.vh")
+    genPkt.gen("./generated/shin/seq_0_pkt.vh", 1)
 
     #-------------------------------------------------------------------------
     #>>>>>>普通数据包0,用来操作sync
@@ -156,7 +184,7 @@ if __name__ == '__main__':
     genPkt.addSubPkt(0x03, 0, 0x2800, 0x1, 64, data)
     genPkt.addSubPkt(0x04, 0, 0x3800, 0x1, 64, data)
 
-    genPkt.gen("./generated/shin/seq_1_pkt.vh")
+    genPkt.gen("./generated/shin/seq_1_pkt.vh", 1)
 
     #-------------------------------------------------------------------------
     #>>>>>>同步数据包
@@ -164,7 +192,7 @@ if __name__ == '__main__':
     genPkt.setPktType(0)
     #subPkt参数：索引、索引类型、地址、命令、长度、数据
     genPkt.addSubPkt(0x0, 0, random.randint(0, 65536), 0xe, 12, b'\0'*12)
-    genPkt.gen("./generated/shin/sync_pkt.vh")
+    genPkt.gen("./generated/shin/sync_pkt.vh", 1)
 
     #-------------------------------------------------------------------------
     #>>>>>>设置同步信号的数据包
@@ -193,4 +221,4 @@ if __name__ == '__main__':
     genPkt.addSubPkt(0x4, 0, 0x120, 0x1, 0x28, data)
     
 
-    genPkt.gen("./generated/shin/sync_sig_pkt.vh")
\ No newline at end of file
+    genPkt.gen("./generated/shin/sync_sig_pkt.vh", 1)
\ No newline at end of file