diff --git a/app/drivers/data_port/socket_inet/wifi.h b/app/drivers/data_port/socket_inet/wifi.h
index 4ad6918..cfee9fe 100644
--- a/app/drivers/data_port/socket_inet/wifi.h
+++ b/app/drivers/data_port/socket_inet/wifi.h
@@ -60,6 +60,7 @@ typedef struct
 
 typedef enum
 {
+    RC_OFF_NONE,
     WIFI_NETIF_MODE_AP,
     WIFI_NETIF_MODE_STA,
 } wifi_netif_mode_t;
diff --git a/app/drivers/led_strip/led_strip.c b/app/drivers/led_strip/led_strip.c
index 0e63aa2..33ba4a0 100644
--- a/app/drivers/led_strip/led_strip.c
+++ b/app/drivers/led_strip/led_strip.c
@@ -19,6 +19,7 @@ uint16_t toggle_cycle = 1000;
 bool toggle_flag[EXAMPLE_LED_NUMBERS] = {true,true};
 bool toggle_flag_lat[EXAMPLE_LED_NUMBERS] = {true,true};
 
+rgb_color_t rgb_color_none = {0,0,0,0,0,1,0,RGB_COLOR_NONE};
 rgb_color_t rgb_color_rad = {0,255,0,0,0,1,0,RGB_COLOR_RAD};
 rgb_color_t rgb_color_orange = {0,255,80,0,0,1,0,RGB_COLOR_ORANGE};
 rgb_color_t rgb_color_green = {0,0,255,0,0,1,0,RGB_COLOR_GREEN};
@@ -104,6 +105,9 @@ void rgb_color_change(uint8_t index, uint8_t color)
     {
         switch(color)
         {
+                case RGB_COLOR_NONE:
+                    memcpy(&expression[index], &rgb_color_none, sizeof(rgb_color_none));
+                    break;
                 case RGB_COLOR_RAD:
                     memcpy(&expression[index], &rgb_color_rad, sizeof(rgb_color_rad));
                     break;
diff --git a/app/drivers/sertrf/device.c b/app/drivers/sertrf/device.c
index 60e4e7b..510f1dc 100644
--- a/app/drivers/sertrf/device.c
+++ b/app/drivers/sertrf/device.c
@@ -282,27 +282,38 @@ uint8_t wifi_init(init_device_t *port)
 void wifi_mode_switch(init_device_t *port)
 {
     static init_device_t* port_lat = NULL;
-    static bool wifi_mode_flag = false;
+    static uint8_t wifi_mode_flag = 0;
 
     if(port_lat == NULL && port != NULL)
     {
         port_lat = port;
+        port_lat->wifi_mode = WIFI_NETIF_MODE_AP;
         return;
     }
 
-    if (wifi_mode_flag)
+    switch(wifi_mode_flag)
     {
-        wifi_mode_flag = false;
-        wifi_set_mode(WIFI_NETIF_MODE_AP);
-        port_lat->wifi_mode = WIFI_NETIF_MODE_AP;
-        SYS_LOG_INF("wifi mode switch to ap");
-    }
-    else
-    {
-        wifi_mode_flag = true;
-        wifi_set_mode(WIFI_NETIF_MODE_STA);
-        port_lat->wifi_mode = WIFI_NETIF_MODE_STA;
-        SYS_LOG_INF("wifi mode switch to sta");
+        case 0:
+            wifi_mode_flag = 1;
+            wifi_set_mode(WIFI_NETIF_MODE_STA);
+            port_lat->wifi_mode = WIFI_NETIF_MODE_STA;
+            SYS_LOG_INF("wifi mode switch to sta");
+            break;
+        case 1:
+            wifi_mode_flag = 2;
+            SYS_LOG_INF("wifi mode switch to off");
+            port_lat->wifi_mode = RC_OFF_NONE;
+            rf_stop(device_inside);
+            break;
+        case 2:
+            rf_start(device_inside);
+            wifi_mode_flag = 0;
+            wifi_set_mode(WIFI_NETIF_MODE_AP);
+            port_lat->wifi_mode = WIFI_NETIF_MODE_AP;
+            SYS_LOG_INF("wifi mode switch to ap");
+            break;
+        default:
+            break;
     }
     wifi_start();
 }
diff --git a/app/drivers/sertrf/sertrf.c b/app/drivers/sertrf/sertrf.c
index ea70142..d0702f3 100644
--- a/app/drivers/sertrf/sertrf.c
+++ b/app/drivers/sertrf/sertrf.c
@@ -354,37 +354,40 @@ void pc_link_rgb_color(device_t* device)
             case DISCONNECT:
             {
                 if(device->init_device.wifi_mode == WIFI_NETIF_MODE_AP)
-                    new_color = RGB_COLOR_GREEN_WHITE;
-                else
-                    new_color = RGB_COLOR_GREEN_PURPLE;
+                    new_color = NO_CONNECT_COLOR_BLE_AP;
+                else if(device->init_device.wifi_mode == WIFI_NETIF_MODE_STA)
+                    new_color = NO_CONNECT_COLOR_BLE_STA;
+                else if(device->init_device.wifi_mode == RC_OFF_NONE)
+                    new_color = RF_OFF_COLOR;
                 break;
             }    
             case CONNECT_WIFI_TCP:
             {
                 if(device->init_device.wifi_mode == WIFI_NETIF_MODE_AP)
-                    new_color = RGB_COLOR_WHITE;
-                else
-                    new_color = RGB_COLOR_PURPLE;
-
+                    new_color = WIFI_AP_COLOR;
+                else if(device->init_device.wifi_mode == WIFI_NETIF_MODE_STA)
+                    new_color = WIFI_STA_COLOR;
+                else if(device->init_device.wifi_mode == RC_OFF_NONE)
+                    new_color = RF_OFF_COLOR;
                 break;
             }
             case CONNECT_WIFI_UDP:
             {
                 if(device->init_device.wifi_mode == WIFI_NETIF_MODE_AP)
-                    new_color = RGB_COLOR_WHITE;
+                    new_color = WIFI_AP_COLOR;
                 else
-                    new_color = RGB_COLOR_PURPLE;
+                    new_color = WIFI_STA_COLOR;
 
                 break;
             }
             case CONNECT_BLE:
             {
-                new_color = RGB_COLOR_GREEN;
+                new_color = BLE_COLOR;
             }
                 break;
             case CONNECT_RF_OFF:
             {
-                new_color = RGB_COLOR_BLUE;
+                new_color = RF_OFF_COLOR;
             }
                 break;
         }
diff --git a/app/drivers/sertrf/sertrf.h b/app/drivers/sertrf/sertrf.h
index 27dc05c..c88b6dc 100644
--- a/app/drivers/sertrf/sertrf.h
+++ b/app/drivers/sertrf/sertrf.h
@@ -13,6 +13,13 @@
 
 #define FC_ADDRESS "0x08000000"
 #define DATA_HANDLE_BUFFER_SIZE 4096
+
+#define RF_OFF_COLOR RGB_COLOR_NONE                             //关闭射频灯的颜色指示
+#define WIFI_AP_COLOR RGB_COLOR_WHITE                           //连接WIFI AP模式指示
+#define WIFI_STA_COLOR RGB_COLOR_PURPLE                         //连接WIFI STA模式指示
+#define BLE_COLOR RGB_COLOR_GREEN                               //连接BLE模式指示
+#define NO_CONNECT_COLOR_BLE_AP RGB_COLOR_GREEN_WHITE           //未连接模式指示BLE+AP
+#define NO_CONNECT_COLOR_BLE_STA RGB_COLOR_GREEN_PURPLE         //未连接模式指示BLE+STA
 typedef enum
 {
     DATA_HANDLE_IDLE = 0,
@@ -135,4 +142,6 @@ void data_handle_thread(void* arg);
 */
 void pc_link_rgb_color(device_t* device);
 
+int app_send_error_code(uint8_t error_code);
+