diff --git a/aa.ino b/aa.ino
index 45f34de..766eab8 100644
--- a/aa.ino
+++ b/aa.ino
@@ -40,10 +40,6 @@
 #define FILE_BUFFER_SIZE 131072       // 128KB (PSRAM)
 #define SERIAL_CSV_BUFFER_SIZE 65536  // 64KB (PSRAM)
 
-// webUpdateTask에서 전송
-doc["psramFree"] = ESP.getFreePsram();  // ← 추가
-doc["serialQueueUsed"] = uxQueueMessagesWaiting(serialQueue);  // ← 추가
-doc["serialQueueSize"] = SERIAL_QUEUE_SIZE;  // ← 추가
 
 // 기타 상수
 #define MAX_FILENAME_LEN 64
@@ -1571,6 +1567,7 @@ void webSocketEvent(uint8_t num, WStype_t type, uint8_t *payload, size_t length)
 
 void webUpdateTask(void *parameter) {
     const TickType_t xDelay = pdMS_TO_TICKS(100);
+
     
     Serial.println("✓ Web Update Task 시작 (Priority 8)");
     
@@ -1598,7 +1595,27 @@ void webUpdateTask(void *parameter) {
             doc["rtcAvail"] = timeSyncStatus.rtcAvailable;
             doc["voltage"] = powerStatus.voltage;
             doc["mcpMode"] = (int)currentMcpMode;
-            
+            // webUpdateTask에서 전송
+            doc["psramFree"] = ESP.getFreePsram();  // ← 추가
+            doc["serialQueueUsed"] = uxQueueMessagesWaiting(serialQueue);  // ← 추가
+            doc["serialQueueSize"] = SERIAL_QUEUE_SIZE;  // ← 추가
+            // webUpdateTask에서 전송
+            doc["type"] = "update";
+            JsonArray messages = doc.createNestedArray("messages");
+
+            for (int i = 0; i < RECENT_MSG_COUNT; i++) {
+                if (recentData[i].count > 0) {
+                    JsonObject msgObj = messages.createNestedObject();
+                    msgObj["id"] = recentData[i].msg.id;       // ← 숫자
+                    msgObj["dlc"] = recentData[i].msg.dlc;
+                    msgObj["count"] = recentData[i].count;     // ← 필수!
+                    
+                    JsonArray dataArray = msgObj.createNestedArray("data");
+                    for (int j = 0; j < recentData[i].msg.dlc; j++) {
+                        dataArray.add(recentData[i].msg.data[j]); // ← 배열
+                    }
+                }
+            }
             if (loggingEnabled && currentFilename[0] != '\0') {
                 doc["currentFile"] = String(currentFilename);
             }