diff --git a/src/stores/equipments.ts b/src/stores/equipments.ts
index cb11ea0..943d5a6 100644
--- a/src/stores/equipments.ts
+++ b/src/stores/equipments.ts
@@ -22,6 +22,8 @@ export const useEquipments = defineStore("equipments", () => {
   // Jtag
   const jtagBitstream = ref<File>();
   const jtagBoundaryScanFreq = ref(100);
+  const jtagBoundaryScanErrorCount = ref(0); // 边界扫描连续错误计数
+  const maxJtagBoundaryScanErrors = 5; // 最大允许连续错误次数
   const jtagClientMutex = withTimeout(
     new Mutex(),
     1000,
@@ -50,7 +52,11 @@ export const useEquipments = defineStore("equipments", () => {
 
   // Watch
   watchPostEffect(async () => {
-    if (true === enableJtagBoundaryScan.value) jtagBoundaryScan();
+    if (true === enableJtagBoundaryScan.value) {
+      // 重新启用时重置错误计数器
+      jtagBoundaryScanErrorCount.value = 0;
+      jtagBoundaryScan();
+    }
   });
 
   // Parse and Set
@@ -109,10 +115,20 @@ export const useEquipments = defineStore("equipments", () => {
       );
 
       constrainsts.batchSetConstraintStates(portStates);
+      
+      // 扫描成功，重置错误计数器
+      jtagBoundaryScanErrorCount.value = 0;
     } catch (error) {
-      dialog.error("边界扫描发生错误");
-      console.error(error);
-      enableJtagBoundaryScan.value = false;
+      jtagBoundaryScanErrorCount.value++;
+      
+      console.error(`边界扫描错误 (${jtagBoundaryScanErrorCount.value}/${maxJtagBoundaryScanErrors}):`, error);
+      
+      // 如果错误次数超过最大允许次数，才停止扫描并显示错误
+      if (jtagBoundaryScanErrorCount.value >= maxJtagBoundaryScanErrors) {
+        dialog.error("边界扫描发生连续错误，已自动停止");
+        enableJtagBoundaryScan.value = false;
+        jtagBoundaryScanErrorCount.value = 0; // 重置错误计数器
+      }
     } finally {
       release();
 
@@ -267,6 +283,7 @@ export const useEquipments = defineStore("equipments", () => {
     enableJtagBoundaryScan,
     jtagBitstream,
     jtagBoundaryScanFreq,
+    jtagBoundaryScanErrorCount,
     jtagClientMutex,
     jtagUploadBitstream,
     jtagDownloadBitstream,