diff --git a/tb/shinTest/ShinTopSpiTb.v b/tb/shinTest/ShinTopSpiTb.v
index c9000f7..1e07602 100644
--- a/tb/shinTest/ShinTopSpiTb.v
+++ b/tb/shinTest/ShinTopSpiTb.v
@@ -709,12 +709,12 @@ task wait_comm_finished();
         txBuf[0] = 8'h00;
         txBuf[1] = 8'h78;
         txBuf[2] = `SPI_WRITE;
-        txBuf[3] = 8'hFF;
-        txBuf[4] = 8'hFF;
-        txBuf[5] = 8'hFF;
-        txBuf[6] = 8'hFF;
+        txBuf[3] = 8'h03;
+        txBuf[4] = 8'h00;
+        txBuf[5] = 8'h00;
+        txBuf[6] = 8'h00;
 
-        length = 8'h04;
+        length = 8'h07;
         idx = `IF_IQSPI(0);
 
         #5