设置界面返回主界面之后，恢复主界面原先的显示内容

App/APP_WU/Inc/apps_gather.h

@@ -120,6 +120,7 @@ void key_functions_main(void);      //按键功能，主界面
 void key_functions_setting(void);   //按键功能，详细设置菜单界面
 void num_twinkle(void);             //数值闪烁，数值发生变化后开始闪烁，10秒无动作后闪烁停止，游标移动后恢复前一时刻位置的数值
 void plot_drawing(void);            //实时曲线绘制
+void scr_main_recover(void);        //恢复主界面的各项参数显示，用于界面切换（设置界面返回主界面）
 
 typedef enum
 {

App/APP_WU/Src/apps_gather.c

@@ -2,7 +2,7 @@
  * @Author: wujunchao wujunchao@wuxismart.com
  * @Date: 2024-12-27 11:50:56
  * @LastEditors: wujunchao wujunchao@wuxismart.com
- * @LastEditTime: 2025-02-07 09:27:19
+ * @LastEditTime: 2025-02-14 10:54:28
  * @FilePath: \signal_generator\App\APP_WU\Src\apps_gather.c
  * @Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
  */
@@ -1096,6 +1096,8 @@ void key_functions_setting(void)   //按键功能，详细设置菜单界面
             lv_obj_del(guider_ui.screen_setting);
 
             m5data.scr_now = SCREEN_MAIN;   //当前界面为主界面
+
+            scr_main_recover();             //恢复之前显示的数据  
         }
         break;
     
@@ -1107,6 +1109,168 @@ void key_functions_setting(void)   //按键功能，详细设置菜单界面
     }
 }
 
+void scr_main_recover(void)         //恢复主界面的各项参数显示，用于界面切换（设置界面返回主界面）
+{
+    // 运行时间 和 电池电量 在主界面的函数中已存在，无需额外恢复
+    // 曲线需要在 setup_scr_screen_main.c 中修改
+    //ON&OFF
+    if(m5data.io_mode == IO_ON)
+    {
+        lv_span_set_text(guider_ui.screen_main_spangroup_6_span, "ON");
+    }
+    else
+    {
+        lv_span_set_text(guider_ui.screen_main_spangroup_6_span, "OFF");
+    }
+
+    //输入&输出、工作模式&类型
+    switch (m5data.io_mode)     //输入、输出模式切换
+    {
+        case IO_OUTPUT:
+        {
+            lv_span_set_text(guider_ui.screen_main_spangroup_3_span, "OUT");
+
+            switch (m5data.output_mode)     //功能切换
+            {
+                case SIG_VOLTAGE:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "Volt");
+
+                    switch (m5data.output_mode_type)        //功能类型切换，电压V/mV
+                    {
+                        case VOLTAGE_MV:
+                        {
+                            lv_span_set_text(guider_ui.screen_main_spangroup_4_span, "mV");
+                        }
+                        break;
+
+                        case VOLTAGE_V:
+                        {
+                            lv_span_set_text(guider_ui.screen_main_spangroup_4_span, "V");
+                        }
+                        break;
+                    
+                        default:
+                        break;
+                    }
+                }
+                break;
+
+                case SIG_CURRENT:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "Cur");
+                }
+                break;
+
+                case SIG_RESISTANT:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "Res");
+                }
+                break;
+
+                case SIG_FREQUENCE:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "Fre");
+                }
+                break;
+
+                case SIG_TC:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "TC");
+                }
+                break;
+
+                case SIG_RTD:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "RTD");
+                }
+                break;
+            
+                default:
+                break;
+            }
+        }
+        break;
+
+        case IO_INPUT:
+        {
+            lv_span_set_text(guider_ui.screen_main_spangroup_3_span, "IN");
+
+            switch (m5data.input_mode)
+            {
+                case SIG_VOLTAGE:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "Volt");
+
+                    switch (m5data.input_mode_type)        //功能类型切换，电压V/mV
+                    {
+                        case VOLTAGE_MV:
+                        {
+                            lv_span_set_text(guider_ui.screen_main_spangroup_4_span, "mV");
+                        }
+                        break;
+
+                        case VOLTAGE_V:
+                        {
+                            lv_span_set_text(guider_ui.screen_main_spangroup_4_span, "V");
+                        }
+                        break;
+                    
+                        default:
+                        break;
+                    }
+                }
+                break;
+
+                case SIG_CURRENT:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "Cur");
+                }
+                break;
+
+                case SIG_RESISTANT:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "Res");
+                }
+                break;
+
+                case SIG_FREQUENCE:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "Fre");
+                }
+                break;
+
+                case SIG_TC:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "TC");
+                }
+                break;
+
+                case SIG_RTD:
+                {
+                    lv_span_set_text(guider_ui.screen_main_spangroup_5_span, "RTD");
+                }
+                break;
+            
+                default:
+                break;
+            }
+        }
+        break;
+    
+        default:
+        break;
+    }
+
+    //设定值&测量值
+    lv_img_set_src(guider_ui.screen_main_animimg_2, screen_main_animimg_2_imgs[ m5data.io_numbers[0] ]);
+    lv_img_set_src(guider_ui.screen_main_animimg_3, screen_main_animimg_3_imgs[ m5data.io_numbers[1] ]);
+    lv_img_set_src(guider_ui.screen_main_animimg_4, screen_main_animimg_4_imgs[ m5data.io_numbers[2] ]);
+    lv_img_set_src(guider_ui.screen_main_animimg_5, screen_main_animimg_5_imgs[ m5data.io_numbers[3] ]);
+    lv_img_set_src(guider_ui.screen_main_animimg_6, screen_main_animimg_6_imgs[ m5data.io_numbers[4] ]);
+    lv_img_set_src(guider_ui.screen_main_animimg_7, screen_main_animimg_7_imgs[ m5data.io_numbers[5] ]);
+}
+
 uint8_t twk_p = 0;                  //用于控制闪烁翻转
 void num_twinkle(void)              //数值闪烁
 {