diff --git a/applications/lvgl/guider/custom/custom.c b/applications/lvgl/guider/custom/custom.c
index 0e8609c..a9c9e7f 100644
--- a/applications/lvgl/guider/custom/custom.c
+++ b/applications/lvgl/guider/custom/custom.c
@@ -260,15 +260,18 @@ static void tabview_event_cb(lv_event_t *e)
         // 根据 tab_id 执行不同操作
         switch (tab_id) {
             case 0://工单页面
+                io_ui_show=0;
 
                 break;
             case 1://工艺页面
+                io_ui_show=0;
 
                 break;
             case 2:
-
+                io_ui_show=1;
                 break;
             case 3://程序页面
+                io_ui_show=0;
                 lv_obj_add_state(guider_ui.screen_set_Edit,LV_STATE_DISABLED);
                 lv_obj_add_state(guider_ui.screen_set_Insert,LV_STATE_DISABLED);
                 lv_obj_add_state(guider_ui.screen_set_Delete,LV_STATE_DISABLED);
@@ -276,7 +279,34 @@ static void tabview_event_cb(lv_event_t *e)
                 UI_pname_row();
                 break;
             case 4:
+                io_ui_show=0;
+
+                break;
+        }
+    }
+}
+// 机台页面事件回调函数
+static void w_io_event_cb(lv_event_t *e)
+{
+    lv_event_code_t code = lv_event_get_code(e);
+    lv_obj_t *tabview = lv_event_get_target(e);
 
+    if (code == LV_EVENT_VALUE_CHANGED) {
+        // 获取当前选中的 Tab 索引
+        uint16_t tab_id = lv_tabview_get_tab_act(tabview);
+        // 根据 tab_id 执行不同操作
+        switch (tab_id) {
+            case 0:
+                io_ui_size=0;
+                break;
+            case 1:
+                io_ui_size=1;
+                break;
+            case 2:
+                io_ui_size=2;
+                break;
+            case 3:
+                io_ui_size=3;
                 break;
         }
     }
@@ -287,7 +317,9 @@ void custom_init(lv_ui *ui)
     lv_obj_clear_flag(lv_tabview_get_content(ui->screen_tabview), LV_OBJ_FLAG_SCROLLABLE);//禁止左右滑动
     lv_obj_clear_flag(lv_tabview_get_content(ui->screen_w_io), LV_OBJ_FLAG_SCROLLABLE);//禁止左右滑动
 
+    //选项卡回调事件设置
     lv_obj_add_event_cb(ui->screen_tabview, tabview_event_cb, LV_EVENT_VALUE_CHANGED, NULL);//
+    lv_obj_add_event_cb(ui->screen_w_io, w_io_event_cb, LV_EVENT_VALUE_CHANGED, NULL);//
 
     lv_obj_set_style_pad_all(ui->screen_tabview_tab_1, 0, LV_PART_MAIN);
     lv_obj_set_style_pad_all(ui->screen_tabview_tab_2, 0, LV_PART_MAIN);
diff --git a/applications/lvgl/lv__user_gui.c b/applications/lvgl/lv__user_gui.c
index a10f3af..637950d 100644
--- a/applications/lvgl/lv__user_gui.c
+++ b/applications/lvgl/lv__user_gui.c
@@ -94,10 +94,7 @@ void setup_s_screen(lv_ui *ui)
           lv_obj_add_flag(ui->screen_inf_lock, LV_OBJ_FLAG_HIDDEN);
       }
 
-    update_led_i();
-    update_led_o();
-
-    update_io_labels();
+    update_io_ui();
 }
 
 static void time_update_timer_cb(lv_timer_t * timer)
diff --git a/applications/lvgl/ui_data_labels.c b/applications/lvgl/ui_data_labels.c
index bcf0ddc..4f14116 100644
--- a/applications/lvgl/ui_data_labels.c
+++ b/applications/lvgl/ui_data_labels.c
@@ -23,8 +23,9 @@
 #include <ui_data_labels.h>
 #include "libcsv.h"
 
-
 // 全局或静态数组
+char io_ui_size =0;
+char io_ui_show=0;
 char buf[8];
 lv_obj_t *di_led_array[64];
 lv_obj_t *do_led_array[64];
@@ -263,6 +264,28 @@ void update_led_o(void)
       }
 }
 
+void update_io_ui(void)
+{
+    if(io_ui_show==1)
+    {
+        switch (io_ui_size)
+        {
+        case 0:
+            update_led_i();
+            break;
+        case 1:
+            update_led_o();
+            break;
+        case 2:
+            update_io_labels();
+            break;
+        case 3:
+            break;
+
+        }
+    }
+}
+
 /**
  * 获取当前时间字符串，格式：2025/01/25  13:55:11
  * @param buf 输出缓冲区
diff --git a/applications/lvgl/ui_data_labels.h b/applications/lvgl/ui_data_labels.h
index 96f8af7..d907aff 100644
--- a/applications/lvgl/ui_data_labels.h
+++ b/applications/lvgl/ui_data_labels.h
@@ -91,15 +91,15 @@ extern WorkOrder_DATA_tab * WorkDATA_tab;
 extern Program_DATA_tab * ProgramDATA_tab;
 extern STEP_DATA_tab * StepDATA_tab;
 
+extern char io_ui_size;
+extern char io_ui_show;
 extern lv_obj_t *di_led_array[64];
 extern lv_obj_t *do_led_array[64];
 extern lv_obj_t *di_labels[24];  // DI: AIO4001 ～ AIO4024 (24个)
 extern lv_obj_t *do_labels[16];  // DO: AIO5001 ～ AIO5016 (16个)
 
 void ui_init_io(lv_ui *ui);
-void update_io_labels(void);
-void update_led_i(void);
-void update_led_o(void);
+void update_io_ui(void);
 
 char* get_time_str(char *buf, size_t size);
 
diff --git a/applications/lvgl/ui_data_labels_step.c b/applications/lvgl/ui_data_labels_step.c
index 9c6db9d..6789ef4 100644
--- a/applications/lvgl/ui_data_labels_step.c
+++ b/applications/lvgl/ui_data_labels_step.c
@@ -92,5 +92,7 @@ void STEP_DATA_set_ui(IO_STEP_DATA* STEPDATA_inf)
     lv_dropdown_set_selected(guider_ui.screen_stepinf_s1,get_step_name(STEPDATA_inf->StepID));
     lv_dropdown_set_selected(guider_ui.screen_stepinf_s2,get_step_namer(STEPDATA_inf->StepID_S1));
     lv_dropdown_set_selected(guider_ui.screen_stepinf_s3,get_step_namer(STEPDATA_inf->StepID_S2));
+
+    lv_obj_clear_flag(guider_ui.screen_stepinf_s1b, LV_OBJ_FLAG_HIDDEN);
 }