diff --git a/src/app/Module/wjh_OTAUpgrades.c b/src/app/Module/wjh_OTAUpgrades.c
index 01a5b35..7d3deb6 100644
--- a/src/app/Module/wjh_OTAUpgrades.c
+++ b/src/app/Module/wjh_OTAUpgrades.c
@@ -75,7 +75,7 @@ static void timerisr(struct Timer *timer)
 bool_t OTA_Initialize(void){
 
     wjh_TipCreate("窗口初始化");
-    WifiInit("/dev/UART0", CN_UART_BAUD_115200, CN_UART_DATABITS_8, CN_UART_STOPBITS_1, CN_UART_PARITY_NONE);
+    WifiInit("/dev/UART1", CN_UART_BAUD_115200, CN_UART_DATABITS_8, CN_UART_STOPBITS_1, CN_UART_PARITY_NONE);
     wjh_TipChange("正在连接WIFI");
     //wifi连接
     OTA_WIFI_Connect(OTA_WIFI_NAME_DEFAULT,OTA_WIFI_PWD_DEFAULT);
diff --git a/src/app/OS_prjcfg/project_config.h b/src/app/OS_prjcfg/project_config.h
index 691f393..5c128e0 100644
--- a/src/app/OS_prjcfg/project_config.h
+++ b/src/app/OS_prjcfg/project_config.h
@@ -208,9 +208,9 @@
 #define CFG_STDIO_STDERR_FOLLOW    true         //
 #define CFG_STDIO_FLOAT_PRINT      true         //
 #define CFG_STDIO_STDIOFILE        true         //
-#define CFG_STDIO_IN_NAME              "/dev/UART1"    //
-#define CFG_STDIO_OUT_NAME             "/dev/UART1"    //
-#define CFG_STDIO_ERR_NAME             "/dev/UART1"    //
+#define CFG_STDIO_IN_NAME              "/dev/UART0"    //
+#define CFG_STDIO_OUT_NAME             "/dev/UART0"    //
+#define CFG_STDIO_ERR_NAME             "/dev/UART0"    //
 #define    CFG_MODULE_ENABLE_STDIO         true
 //*******************************  Configure time  ******************************************//
 #define CFG_LOCAL_TIMEZONE      8      //北京时间是东8区