diff --git a/projects/llm_framework/main_camera/src/main.cpp b/projects/llm_framework/main_camera/src/main.cpp
index ceefc15..65743b6 100644
--- a/projects/llm_framework/main_camera/src/main.cpp
+++ b/projects/llm_framework/main_camera/src/main.cpp
@@ -139,6 +139,8 @@ public:
         }else if(devname_.find("axera_") != std::string::npos){
             hal_camera_open = axera_camera_open;
             hal_camera_close = axera_camera_close;
+        }else {
+            return true;
         }
         return false;
     }
diff --git a/projects/llm_framework/main_sys/include/zmq_bus.h b/projects/llm_framework/main_sys/include/zmq_bus.h
index e32c7c6..d5441c2 100644
--- a/projects/llm_framework/main_sys/include/zmq_bus.h
+++ b/projects/llm_framework/main_sys/include/zmq_bus.h
@@ -42,6 +42,12 @@ void zmq_com_send(int com_id, const std::string &out_str);
 
 class zmq_bus_com {
 private:
+    enum RAW_MSG_TYPE {
+        RAW_NONE = 0,
+        RAW_JSON = 1,
+        RAW_BSON = 2,
+    };
+
     int reace_event_;
     int raw_msg_len_;
     std::string raw_msg_buff_;
@@ -63,6 +69,7 @@ public:
     void select_json_str(const std::string &json_src, std::function<void(const std::string &)> out_fun);
     virtual void on_data(const std::string &data);
     virtual void on_raw_data(const std::string &data);
+    virtual void on_bson_data(const std::string &data);
     virtual void send_data(const std::string &data);
     virtual void reace_data_event();
     virtual void send_data_event();
diff --git a/projects/llm_framework/main_sys/src/zmq_bus.cpp b/projects/llm_framework/main_sys/src/zmq_bus.cpp
index a9fb7b8..88cf62d 100644
--- a/projects/llm_framework/main_sys/src/zmq_bus.cpp
+++ b/projects/llm_framework/main_sys/src/zmq_bus.cpp
@@ -82,6 +82,11 @@ void zmq_bus_com::on_raw_data(const std::string &data)
     on_data(new_data);
 }
 
+void zmq_bus_com::on_bson_data(const std::string &data)
+{
+    // todo:..
+}
+
 void zmq_bus_com::send_data(const std::string &data)
 {
     // printf("zmq_bus_com::send_data : send:%s\n", data.c_str());
@@ -173,7 +178,7 @@ void zmq_bus_com::select_json_str(const std::string &json_src, std::function<voi
     do {
         enloop = false;
         switch (reace_event_) {
-            case 0: {
+            case RAW_NONE: {
                 json_str_.reserve(json_str_.length() + src_str->length());
                 const char *data = src_str->c_str();
                 for (int i = 0; i < src_str->length(); i++) {
@@ -203,7 +208,7 @@ void zmq_bus_com::select_json_str(const std::string &json_src, std::function<voi
                             if ((json_str_.length() > 7) && (json_str_[1] == '\"') && (json_str_[2] == 'R') &&
                                 (json_str_[3] == 'A') && (json_str_[4] == 'W') && (json_str_[5] == '\"') &&
                                 (json_str_[6] == ':')) {
-                                reace_event_ = 10;
+                                reace_event_ = RAW_JSON;
                                 raw_msg_len_ = std::stoi(StackFlows::sample_json_str_get(json_str_, "RAW"));
                                 raw_msg_buff_.reserve(raw_msg_len_);
                                 if (json_src.length() > i) {
@@ -211,6 +216,17 @@ void zmq_bus_com::select_json_str(const std::string &json_src, std::function<voi
                                     enloop  = true;
                                 }
                                 break;
+                            } else if ((json_str_.length() > 7) && (json_str_[1] == '\"') && (json_str_[2] == 'B') &&
+                                (json_str_[3] == 'O') && (json_str_[4] == 'N') && (json_str_[5] == '\"') &&
+                                (json_str_[6] == ':')) {
+                                    reace_event_ = RAW_BSON;
+                                    raw_msg_len_ = std::stoi(StackFlows::sample_json_str_get(json_str_, "BON"));
+                                    raw_msg_buff_.reserve(raw_msg_len_);
+                                    if (json_src.length() > i) {
+                                        src_str = std::make_shared<std::string>(src_str->substr(i + 1));
+                                        enloop  = true;
+                                    }
+                                    break;
                             }
                             out_fun(json_str_);
                         }
@@ -223,12 +239,12 @@ void zmq_bus_com::select_json_str(const std::string &json_src, std::function<voi
                     }
                 }
             } break;
-            case 10: {
+            case RAW_JSON: {
                 if (raw_msg_len_ > src_str->length()) {
                     raw_msg_buff_.append(src_str->c_str(), src_str->length());
                     raw_msg_len_ -= src_str->length();
                 } else {
-                    reace_event_ = 0;
+                    reace_event_ = RAW_NONE;
                     raw_msg_buff_.append(src_str->c_str(), raw_msg_len_);
                     on_raw_data(raw_msg_buff_);
                     raw_msg_buff_.clear();
@@ -239,6 +255,22 @@ void zmq_bus_com::select_json_str(const std::string &json_src, std::function<voi
                     }
                 }
             } break;
+            case RAW_BSON: {
+                if (raw_msg_len_ > src_str->length()) {
+                    raw_msg_buff_.append(src_str->c_str(), src_str->length());
+                    raw_msg_len_ -= src_str->length();
+                } else {
+                    reace_event_ = RAW_NONE;
+                    raw_msg_buff_.append(src_str->c_str(), raw_msg_len_);
+                    on_bson_data(raw_msg_buff_);
+                    raw_msg_buff_.clear();
+                    json_str_.clear();
+                    if (src_str->length() > raw_msg_len_) {
+                        src_str = std::make_shared<std::string>(src_str->substr(raw_msg_len_ + 1));
+                        enloop  = true;
+                    }
+                }
+            } break;
             default:
                 break;
         }