diff --git a/src/components/LogicAnalyzer/LogicAnalyzerManager.ts b/src/components/LogicAnalyzer/LogicAnalyzerManager.ts
index 16f8dee..149a67a 100644
--- a/src/components/LogicAnalyzer/LogicAnalyzerManager.ts
+++ b/src/components/LogicAnalyzer/LogicAnalyzerManager.ts
@@ -7,8 +7,8 @@ import {
   LogicAnalyzerClient,
   GlobalCaptureMode,
   SignalOperator,
+  SignalTriggerConfig,
   SignalValue,
-  type SignalTriggerConfig,
 } from "@/APIClient";
 import { AuthManager } from "@/utils/AuthManager";
 import { useAlertStore } from "@/components/Alert";
@@ -100,12 +100,14 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
     );
 
     // 8个信号通道的配置
-    const signalConfigs = reactive(
-      Array.from({ length: 8 }, (_, index) => ({
-        signalIndex: index,
-        operator: SignalOperator.Equal,
-        value: SignalValue.Logic1,
-      })),
+    const signalConfigs = reactive<SignalTriggerConfig[]>(
+      Array.from({ length: 8 }, (_, index) =>
+        new SignalTriggerConfig({
+          signalIndex: index,
+          operator: SignalOperator.Equal,
+          value: SignalValue.Logic1,
+        }),
+      ),
     );
 
     // 计算启用的通道数量
@@ -184,14 +186,7 @@ const [useProvideLogicAnalyzer, useLogicAnalyzerState] = createInjectionState(
 
         const config = new CaptureConfig({
           globalMode: currentGlobalMode.value,
-          signalConfigs: enabledSignals.map(
-            (signal) =>
-              ({
-                signalIndex: signal.signalIndex,
-                operator: signal.operator,
-                value: signal.value,
-              }) as SignalTriggerConfig,
-          ),
+          signalConfigs: enabledSignals,
         });
 
         // 发送配置