diff --git a/tb/shinTest/ShinTopSpiTb.v b/tb/shinTest/ShinTopSpiTb.v
index 490b9a4..a96eac1 100644
--- a/tb/shinTest/ShinTopSpiTb.v
+++ b/tb/shinTest/ShinTopSpiTb.v
@@ -10,11 +10,11 @@
 //`define ENABLE_EXCHG_DATA_SEQ0_TEST
 //`define ENABLE_EXCHG_DATA_SEQ1_TEST
 //`define ENABLE_EXCHG_DATA_SEQ2_TEST
-//`define ENABLE_EXCHG_DATA_SEQ3_TEST
+`define ENABLE_EXCHG_DATA_SEQ3_TEST
 
 //`define ENABLE_BC_R_TEST
 //`define ENABLE_BC_W_TEST
-//`define ENABLE_BC_RW_TEST
+`define ENABLE_BC_RW_TEST
 
 `define ENABLE_SYNC_TEST
 `define ENABLE_SYNC_SIG0_TEST
@@ -1251,11 +1251,13 @@ initial begin
 
     `include "sm2_pkt.vh"
 
+    
     $fdisplay(spidata_file, "\n\n测试用例：测试同步(sync)和同步输出(sync_out)");
 
     //设置SM1在写入 0x18 len触发enq
     `include "sync_pkt.vh"
 
+    /*
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：测试同步信号(电平)");
 
@@ -1267,7 +1269,6 @@ initial begin
     spi_trans( (16'h0100), (`SPI_READ), (16'h48), (`IF_IDX(3)) );
     spi_trans( (16'h0100), (`SPI_READ), (16'h48), (`IF_IDX(4)) );
 
-  
   #100000
     //清脉冲
     txBuf[0+3] = 0;  //负载0x122 sync0脉冲宽度
@@ -1282,8 +1283,8 @@ initial begin
     spi_trans( (16'h0122), (`SPI_WRITE), (8), (`IF_IDX(2)) ); //slv2
     spi_trans( (16'h0122), (`SPI_WRITE), (8), (`IF_IDX(3)) ); //slv2
     spi_trans( (16'h0122), (`SPI_WRITE), (8), (`IF_IDX(4)) ); //slv2
-
-    /*
+    */
+    
     `include "sync_sig3_pkt.vh"
 
     //spi_trans( (16'h0100), (`SPI_READ), (32), (`IF_IDX(0)) );
@@ -1291,7 +1292,7 @@ initial begin
     spi_trans( (16'h0100), (`SPI_READ), (16'h48), (`IF_IDX(2)) );
     spi_trans( (16'h0100), (`SPI_READ), (16'h48), (`IF_IDX(3)) );
     spi_trans( (16'h0100), (`SPI_READ), (16'h48), (`IF_IDX(4)) );
-    */
+    
   end
 `endif