diff --git a/app/src/main/java/com/ouxuan/oxface/DebugActivity.java b/app/src/main/java/com/ouxuan/oxface/DebugActivity.java
index 3d86fba..8b870ee 100644
--- a/app/src/main/java/com/ouxuan/oxface/DebugActivity.java
+++ b/app/src/main/java/com/ouxuan/oxface/DebugActivity.java
@@ -291,6 +291,56 @@ public class DebugActivity extends Activity {
                 showStatusBar();
             }
         });
+        
+        // 485完整诊断按钮
+        Button btn485FullDiagnosis = findViewById(R.id.btn485FullDiagnosis);
+        btn485FullDiagnosis.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                run485FullDiagnosis();
+            }
+        });
+        
+        // 485快速测试按钮
+        Button btn485QuickTest = findViewById(R.id.btn485QuickTest);
+        btn485QuickTest.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                run485QuickTest();
+            }
+        });
+    }
+    
+    /**
+     * 执行485完整诊断
+     */
+    private void run485FullDiagnosis() {
+        logMessage("触发485完整诊断...");
+        try {
+            com.ouxuan.oxface.debug.Ox485DebugHelper.runFullDiagnosis();
+            logMessage("485完整诊断已启动，请查看日志");
+            showToast("485完整诊断已启动");
+        } catch (Exception e) {
+            Log.e(TAG, "485完整诊断启动失败", e);
+            logMessage("485完整诊断启动失败: " + e.getMessage());
+            showToast("485完整诊断启动失败");
+        }
+    }
+    
+    /**
+     * 执行485快速测试
+     */
+    private void run485QuickTest() {
+        logMessage("触发485快速测试...");
+        try {
+            com.ouxuan.oxface.debug.Ox485DebugHelper.quickTest();
+            logMessage("485快速测试已启动，请查看日志");
+            showToast("485快速测试已启动");
+        } catch (Exception e) {
+            Log.e(TAG, "485快速测试启动失败", e);
+            logMessage("485快速测试启动失败: " + e.getMessage());
+            showToast("485快速测试启动失败");
+        }
     }
     
     /**
diff --git a/app/src/main/res/layout/activity_debug.xml b/app/src/main/res/layout/activity_debug.xml
index 69b1b71..0ec0dd4 100644
--- a/app/src/main/res/layout/activity_debug.xml
+++ b/app/src/main/res/layout/activity_debug.xml
@@ -352,6 +352,40 @@
 
             </LinearLayout>
 
+            <!-- 第十行按钮 - 新增485诊断按钮 -->
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
+                android:layout_marginBottom="8dp">
+
+                <Button
+                    android:id="@+id/btn485FullDiagnosis"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:text="485完整诊断"
+                    android:layout_marginEnd="4dp"
+                    android:textSize="12sp" />
+
+                <Button
+                    android:id="@+id/btn485QuickTest"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:text="485快速测试"
+                    android:layout_marginStart="4dp"
+                    android:layout_marginEnd="4dp"
+                    android:textSize="12sp" />
+
+                <View
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:layout_marginStart="4dp" />
+
+            </LinearLayout>
+
         </LinearLayout>
 
     </ScrollView>