diff --git a/EWARM/Project.ewp b/EWARM/Project.ewp
index 1e3623c..89df573 100644
--- a/EWARM/Project.ewp
+++ b/EWARM/Project.ewp
@@ -70,7 +70,7 @@
                 </option>
                 <option>
                     <name>OGLastSavedByProductVersion</name>
-                    <state>9.40.2.67586</state>
+                    <state>9.40.1.63870</state>
                 </option>
                 <option>
                     <name>OGChipSelectEditMenu</name>
@@ -357,7 +357,7 @@
                     <state>$PROJ_DIR$\..\rtthread</state>
                     <state>$PROJ_DIR$\..\rtthread\include\libc</state>
                     <state>$PROJ_DIR$\..\rtthread\include</state>
-                    <state>D:\git\newPtz\drivers</state>
+                    <state>C:\Users\dufresne\Documents\020Study\500Project\git\newPtz\drivers</state>
                 </option>
                 <option>
                     <name>CCStdIncCheck</name>
diff --git a/rtthread/board.c b/rtthread/board.c
index 4cd1f6d..1578244 100644
--- a/rtthread/board.c
+++ b/rtthread/board.c
@@ -10,7 +10,7 @@
 #include <stdint.h>
 #include <rthw.h>
 #include <rtthread.h>
-#include "drv_usart.h"
+// #include "drv_usart.h"
 #include <gd32f4xx.h>
 
 // <o> Internal SRAM memory size[Kbytes] <8-64>