diff --git a/src/components/Oscilloscope/OscilloscopeManager.ts b/src/components/Oscilloscope/OscilloscopeManager.ts
index aa32fd4..3ad528e 100644
--- a/src/components/Oscilloscope/OscilloscopeManager.ts
+++ b/src/components/Oscilloscope/OscilloscopeManager.ts
@@ -119,6 +119,27 @@ const [useProvideOscilloscope, useOscilloscopeState] = createInjectionState(() =
     }
   };
 
+  // 定时器引用
+  let refreshIntervalId: number | undefined;
+  // 刷新间隔（毫秒），可根据需要调整
+  const refreshIntervalMs = ref(1000);
+
+  // 定时刷新函数
+  const startAutoRefresh = () => {
+    if (refreshIntervalId !== undefined) return;
+    refreshIntervalId = window.setInterval(async () => {
+      await refreshRAM();
+      await getOscilloscopeData();
+    }, refreshIntervalMs.value);
+  };
+
+  const stopAutoRefresh = () => {
+    if (refreshIntervalId !== undefined) {
+      clearInterval(refreshIntervalId);
+      refreshIntervalId = undefined;
+    }
+  };
+
   // 启动捕获
   const startCapture = async () => {
     if (operationMutex.isLocked()) {
@@ -133,12 +154,12 @@ const [useProvideOscilloscope, useOscilloscopeState] = createInjectionState(() =
       if (!started) throw new Error("无法启动捕获");
       alert.info("开始捕获...", 2000);
 
-      // 简单轮询，直到捕获完成（可根据后端实际情况优化）
-      await new Promise((resolve) => setTimeout(resolve, 1000));
-      await getOscilloscopeData();
-      alert.success("捕获完成", 2000);
+      // 启动定时刷新
+      startAutoRefresh();
     } catch (error) {
       alert.error("捕获失败", 3000);
+      isCapturing.value = false;
+      stopAutoRefresh();
     } finally {
       isCapturing.value = false;
       release();
@@ -248,6 +269,7 @@ const [useProvideOscilloscope, useOscilloscopeState] = createInjectionState(() =
     isOperationInProgress,
     sampleCount,
     samplePeriodNs,
+    refreshIntervalMs,
 
     applyConfiguration,
     resetConfiguration,