diff --git a/tb/shinTest/ShinTopSpiTb.v b/tb/shinTest/ShinTopSpiTb.v
index c8d9230..f5c54ad 100644
--- a/tb/shinTest/ShinTopSpiTb.v
+++ b/tb/shinTest/ShinTopSpiTb.v
@@ -646,10 +646,10 @@ initial begin
   #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), (32), (`IF_IDX(1)) );
-  spi_trans( (16'h0000), (`SPI_READ), (32), (`IF_IDX(2)) );
-  spi_trans( (16'h0000), (`SPI_READ), (32), (`IF_IDX(3)) );
-  spi_trans( (16'h0000), (`SPI_READ), (32), (`IF_IDX(4)) );
+  spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(1)) );
+  spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(2)) );
+  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");
   $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);