Merge branch 'chiyu'

1. serialManager.py - AT command 支援與架構重整
2. mainOrchestrator.py - serial 介面功能開啟

README.md

@@ -1,7 +1,5 @@
 這是天雷系統的專案
 
-
-
 ===
 ## 功能簡介
 1. mavlink 多對多支援平台

src/fc_network_adapter/fc_network_adapter/mainOrchestrator.py

@@ -29,7 +29,7 @@ from .utils import acquireSerial, acquirePort
 from .utils.acquirePort import find_available_port
 
 logger = setup_logger(os.path.basename(__file__))
-PROJECT_VER = "v0.61"
+PROJECT_VER = "v0.70"
 
 class PanelState:
     def __init__(self):
@@ -45,7 +45,7 @@ class PanelState:
 
         # 關於創建通道時的暫存資訊
         self.udp_info_temp = {"IP": "127.0.0.1", "Port": "", "Direction": ""} # 暫存 UDP 設定資訊
-        self.serial_info_temp = {"Port": "", "Baud": 115200, "CommunicationType": "", "Go2Middleware": False} # 暫存 Serial 設定資訊
+        self.serial_info_temp = {"Port": "", "Baud": 115200, "CommunicationType": "", "Go2Middleware": True} # 暫存 Serial 設定資訊
 
         # 關於顯示通道資訊
         self.socket_info_single = {
@@ -426,7 +426,7 @@ class ControlPanel:
                         menu_stack.pop()
                         idx_stack.pop()
                     elif selected.action == "SET_SERIAL_COMM_TELEMETRY":
-                        state.serial_info_temp["CommunicationType"] = "XBee(AT-AT)"
+                        state.serial_info_temp["CommunicationType"] = "TELEMETRY"
                         menu_stack.pop()
                         idx_stack.pop()
 
@@ -767,7 +767,7 @@ class ControlPanel:
                 port_menu = MenuNode(f"{port}", children=[
                     MenuNode("Set Comm Type", "設定通訊形態", "SET_SERIAL_COMM", children=[
                         MenuNode("XBee(API-AT)", "XBee 模式", "SET_SERIAL_COMM_XBEE"),
-                        # MenuNode("Telemetry", "數傳模式", "SET_SERIAL_COMM_TELEMETRY"),
+                        MenuNode("Telemetry", "數傳模式", "SET_SERIAL_COMM_TELEMETRY"),
                     ]),
                     MenuNode("Set Baud", "設定 Baud", "TEXT_BAUD_SERIAL"),
                     MenuNode("Link to MW", "直接建立 Middleware UDP", "LINK_SERIAL_TO_MIDDLEWARE_UDP", children=[
@@ -1058,11 +1058,15 @@ class ControlPanel:
 
             # MAVLink 訊息名稱對應（縮寫版本）
             MSG_NAMES = {
-                0: "HB", 1: "SYS_ST", 24: "GPS_RAW", 27: "RAW_IMU",
+                0: "HB", 1: "S_STAT", 2: "S_TIME", 24: "GPS_RAW", 27: "RAW_IMU",
                 30: "ATT", 32: "LOC_POS", 33: "GLB_POS", 62: "NAV_CTL",
-                74: "VFR_HUD", 147: "BATT_ST"
+                74: "VFR_HUD", 147: "BATT_ST", 136: "TERRAIN", 241: "VIBRAT",
+                125: "POW_STA",
             }
 
+            # ardupilot mega 
+            # 178: "AHRS2", 163: "AHRS", 193: "EKF_STAT", 
+
             # 顯示前 12 個最常見的訊息類型（兩列各 6 個）
             msg_items = list(msg_counts.items())[:12]
             line = 13
@@ -1134,6 +1138,7 @@ class Orchestrator:
         self.bridge = mo.mavlink_bridge()
 
         # === 3) serial_manager 部分的準備 ===
+        sm.rx_module_ack.clear()
         self.plumber = sm.serial_manager()
 
         # === 4) ros 部分的準備 ===
@@ -1243,7 +1248,7 @@ class Orchestrator:
                             if serial_obj:
                                 self.panelState.serial_info_single["serial_port"] = serial_obj.serial_port
                                 self.panelState.serial_info_single["baudrate"] = serial_obj.baudrate
-                                self.panelState.serial_info_single["receiver_type"] = serial_obj.receiver_type.name
+                                self.panelState.serial_info_single["receiver_type"] = serial_obj.serial_mode.name
                                 self.panelState.serial_info_single["target_port"] = serial_obj.target_port
                                 self.panelState.serial_info_single["InfoReady"] = True # 標記資訊已準備好
                         elif action == "REMOVE_LINKED_SERIAL":
@@ -1516,8 +1521,8 @@ class Orchestrator:
 
         # 定義通訊類型映射表
         COMM_TYPE_MAP = {
-            "XBee(API-AT)": sm.SerialReceiverType.XBEEAPI2AT,
-            # "XBee(AT-AT)": sm.SerialReceiverType.TELEMETRY,  # TODO: 之後再弄
+            "XBee(API-AT)": sm.SerialMode.XBEEAPI2AT,
+            "TELEMETRY": sm.SerialMode.STRAIGHT,
             # 新增區
         }
 
@@ -1541,7 +1546,7 @@ class Orchestrator:
             serial_port=self.panelState.serial_info_temp['Port'],
             baudrate=self.panelState.serial_info_temp['Baud'],
             target_port=udp_port_tmp,
-            receiver_type=comm_type_tmp,
+            serial_mode=comm_type_tmp,
         )
 
         if not ret:
@@ -1572,7 +1577,7 @@ def main():
     if mvv.MODULE_VER != "1.00":
         print("Module Version Error! : mavlinkVehicleView")
         version_check = False
-    if sm.MODULE_VER != "0.60":
+    if sm.MODULE_VER != "0.80":
         print("Module Version Error! : serialManager")
         version_check = False
     if version_check == False:

src/fc_network_adapter/fc_network_adapter/mavlinkObject.py

@@ -230,6 +230,7 @@ class mavlink_bridge:
             'vx': msg.vx, 'vy': msg.vy, 'vz': msg.vz
         }
 
+
     def _handle_global_position(self, vehicle, component, msg, timestamp):
         """處理 GLOBAL_POSITION_INT 訊息 (msg_id: 33)"""
         component.status.position.latitude = msg.lat / 1e7  # 轉換為度

src/fc_network_adapter/fc_network_adapter/mavlinkROS2Nodes.py

@@ -210,7 +210,9 @@ class VehicleStatusPublisher(Node):
         if pos.latitude is None or pos.longitude is None:
             return
         
-        publisher = self._get_or_create_publisher(sysid, 'position', sensor_msgs.msg.NavSatFix)
+        publisher = self._get_or_create_publisher(
+            sysid, 'position', sensor_msgs.msg.NavSatFix
+            )
         
         # 檢查是否有訂閱者
         if publisher.get_subscription_count() == 0:

src/fc_network_adapter/fc_network_adapter/serialManager.py

@@ -16,19 +16,22 @@ import threading
 import struct
 from enum import Enum, auto
 from abc import ABC, abstractmethod
+from dataclasses import dataclass
 
 # # XBee 模組
 # from xbee.frame import APIFrame
 
 # 自定義的 import
-from .utils import setup_logger
+from .utils import RingBuffer, setup_logger
 
 # ====================== 分割線 =====================
 
 logger = setup_logger(os.path.basename(__file__))
-MODULE_VER = "0.60"
+MODULE_VER = "0.80"
 
-# ====================== 分割線 =====================
+rx_module_ack = RingBuffer(capacity=64, buffer_id=253)
+
+# ====================== State DEFINITION =====================
 
 # 定義 serial 連線的模式
 class SerialMode(Enum):
@@ -38,7 +41,29 @@ class SerialMode(Enum):
     NOT_USE = auto()       # 不使用
 
 
-# ====================== Frame Processor 基類與實現 =====================
+# ====================== AT Frame Data Classes =====================
+
+@dataclass
+class ATRequest:
+    """送往 dongle 的 AT 指令"""
+    command: bytes      # 例如 b'DB'
+    parameter: bytes    # 寫入用指令的參數，讀取型通常為空
+    frame_id: int       # XBee frame id；0x00 表示不要求回應
+
+
+@dataclass
+class ATResponse:
+    """dongle 回傳的 AT Response (0x88)"""
+    frame_id: int
+    command: bytes
+    status: int
+    data: bytes
+
+    @property
+    def is_ok(self) -> bool:
+        return self.status == 0x00
+
+# ====================== Frame Processor Base and Implementation =====================
 
 class FrameProcessor(ABC):
     """協議處理器基類"""
@@ -47,10 +72,10 @@ class FrameProcessor(ABC):
         self.buffer = bytearray()
     
     @abstractmethod
-    def process_incoming(self, data: bytes):
+    def process_incoming(self, data: bytes) -> bytes:
         """
         處理接收到的數據
-        返回：已完整解析的 payload 列表
+        返回：已完整解析的 payload 列表 後續要丟到 UDP 去
         """
         pass
     
@@ -66,7 +91,7 @@ class FrameProcessor(ABC):
 class RawFrameProcessor(FrameProcessor):
     """原始數據直通處理器"""
     
-    def process_incoming(self, data: bytes):
+    def process_incoming(self, data: bytes) -> bytes:
         """直接返回原始數據，不進行緩衝"""
         return [data] if data else []
     
@@ -76,110 +101,108 @@ class RawFrameProcessor(FrameProcessor):
 
 
 class XBeeFrameProcessor(FrameProcessor):
-    """XBee API 協議處理器"""
+    """
+    XBee API 協議處理器
 
-    def process_incoming(self, data: bytes):
+    職責：
+    - XBee API frame 的拆幀 / 組幀
+    - 0x90 (RX Packet)   -> 解出 payload 回傳
+    - 0x88 (AT Response) -> 轉交 at_handler 處理（若有注入）
+    - 0x8B (TX Status)   -> 目前忽略
+    - 其他 frame type    -> 記 warning 忽略
+
+    若未來要做變化型 XBee（例如 API2 escape mode、不同 addressing），
+    繼承此類並覆寫 _encapsulate / _decapsulate / _try_extract_frame 即可。
+    """
+
+    # XBee API frame type
+    FRAME_TYPE_TX_REQUEST  = 0x10
+    FRAME_TYPE_AT_RESPONSE = 0x88
+    FRAME_TYPE_TX_STATUS   = 0x8B
+    FRAME_TYPE_RX_PACKET   = 0x90
+
+    def __init__(self, at_handler: "ATCommandHandler" = None):
+        super().__init__()
+        self.at_handler = at_handler
+
+    # ---- 對外契約 ----
+    def process_incoming(self, data: bytes) -> bytes:
         """處理 XBee API 幀並提取 payload"""
         self.buffer.extend(data)
         payloads = []
 
-        while len(self.buffer) >= 3:
-            # 尋找幀頭
-            if self.buffer[0] != 0x7E:
-                self.buffer.pop(0)
-                continue
-            
-            # 讀取 payload 長度
-            length = (self.buffer[1] << 8) | self.buffer[2]
-            full_length = 3 + length + 1  # 起始符(1) + 長度(2) + payload + 校驗和(1)
-            
-            # 等待完整幀
-            if len(self.buffer) < full_length:
+        while True:
+            frame = self._try_extract_frame()
+            if frame is None:
                 break
-            
-            # 提取完整 frame 並從緩衝區移除
-            frame = bytes(self.buffer[:full_length])
-            del self.buffer[:full_length]
-            
-            # 判斷 frame 類型並處理
-            frame_type = frame[3]
-            
-            if frame_type == 0x90:  # RX Packet
-                payload = XBeeFrameHandler.decapsulate_data(frame)
+            payload = self._dispatch_frame(frame)
             if payload:
                 payloads.append(payload)
-            elif frame_type == 0x88:  # AT Response
-                # 可以在這裡處理 AT 指令回應
-                # response = XBeeFrameHandler.parse_at_command_response(frame)
-                # 目前忽略
-                pass
-            elif frame_type == 0x8B:  # Transmit Status
-                # 傳輸狀態，目前忽略
-                pass
-            else:
-                logger.warning(f"Unknown XBee frame type: 0x{frame_type:02X}")
 
         return payloads
 
     def process_outgoing(self, data: bytes) -> bytes:
         """將數據封裝為 XBee API 傳輸幀"""
-        return XBeeFrameProcessor.encapsulate_data(data)
+        return self._encapsulate(data)
 
-
-# ====================== XBee Frame Handler =====================
-
-class XBeeFrameHandler:
-    """XBee API Frame 處理器"""
-    
-    @staticmethod
-    def parse_at_command_response(frame: bytes) -> dict:
-        """解析 AT Command Response (0x88)"""
-        if len(frame) < 8:
-            return None
-        
-        frame_type = frame[3]
-        if frame_type != 0x88:
-            return None
-        
-        frame_id = frame[4]
-        at_command = frame[5:7]
-        status = frame[7]
-        data = frame[8:] if len(frame) > 8 else b''
-        
-        return {
-            'frame_id': frame_id,
-            'command': at_command,
-            'status': status,
-            'data': data,
-            'is_ok': status == 0x00
-        }
-    
-    @staticmethod
-    def parse_receive_packet(frame: bytes) -> dict:
-        """解析 RX Packet (0x90) - 未來擴展用"""
-        # if len(frame) < 15 or frame[3] != 0x90:
-        #     return None
-        
-        # return {
-        #     'source_addr': frame[4:12],
-        #     'reserved': frame[12:14],
-        #     'options': frame[14],
-        #     'data': frame[15:-1]
-        # }
-        pass
-        return None
-
-    @staticmethod
-    def encapsulate_data(data: bytes, dest_addr64: bytes = b'\x00\x00\x00\x00\x00\x00\xFF\xFF', frame_id = 0x01) -> bytes:
+    # ---- 內部：拆幀與分派 ----
+    def _try_extract_frame(self) -> bytes:
         """
-        將數據封裝為 XBee API 傳輸幀
+        從 buffer 嘗試抓一個完整 frame
+        - 對齊幀頭 0x7E
+        - 長度不足時等待下次進 buffer
+        - 成功則從 buffer 切掉並回傳整個 frame bytes
+        """
+        while len(self.buffer) >= 3:
+            if self.buffer[0] != 0x7E:
+                self.buffer.pop(0)
+                continue
 
-        使用 XBee API 格式封裝數據:
-        - 傳輸請求幀 (0x10)
+            length = (self.buffer[1] << 8) | self.buffer[2]
+            full_length = 3 + length + 1  # 起始符(1) + 長度(2) + payload + 校驗和(1)
+
+            if len(self.buffer) < full_length:
+                return None
+
+            # TODO: 驗證 checksum：(sum(frame[3:]) & 0xFF) 應為 0xFF；不通過則丟棄此 frame 並從 buffer pop 1 byte 再重新對齊
+
+            frame = bytes(self.buffer[:full_length])
+            del self.buffer[:full_length]
+            return frame
+
+        return None
+
+    def _dispatch_frame(self, frame: bytes) -> bytes:
+        """根據 frame type 分派；若是 RX payload 回傳 bytes，其餘回傳 None"""
+        frame_type = frame[3]
+
+        if frame_type == self.FRAME_TYPE_RX_PACKET:
+            return self._decapsulate(frame)
+
+        if frame_type == self.FRAME_TYPE_AT_RESPONSE:
+            if self.at_handler is not None:
+                self.at_handler.handle_frame(frame)
+            return None
+
+        if frame_type == self.FRAME_TYPE_TX_STATUS:
+            return None
+
+        logger.warning(f"Unknown XBee frame type: 0x{frame_type:02X}")
+        return None
+
+    # ---- 內部：編解碼 ----
+    @staticmethod
+    def _encapsulate(
+        data: bytes,
+        dest_addr64: bytes = b'\x00\x00\x00\x00\x00\x00\xFF\xFF',
+        frame_id: int = 0x01,
+    ) -> bytes:
+        """
+        將 payload 包成 XBee TX Request (0x10)
         - 使用廣播地址
         - 添加適當的頭部和校驗和
         """
-        frame_type = 0x10
+        frame_type = XBeeFrameProcessor.FRAME_TYPE_TX_REQUEST
         dest_addr16 = b'\xFF\xFE'
         broadcast_radius = 0x00
         options = 0x00
@@ -191,20 +214,33 @@ class XBeeFrameHandler:
         return b'\x7E' + struct.pack(">H", len(frame)) + frame + struct.pack("B", checksum)
 
     @staticmethod
-    def decapsulate_data(data: bytes):
-        
-        # 獲取數據長度 (不包括校驗和)
-        length = (data[1] << 8) | data[2]
-
+    def _decapsulate(frame: bytes) -> bytes:
+        """從 RX Packet (0x90) 取出 payload"""
+        length = (frame[1] << 8) | frame[2]
         rf_data_start = 3 + 12
-        return data[rf_data_start:3 + length]
+        return frame[rf_data_start:3 + length]
 
 
+# ====================== Dongle Command Handler =====================
+
 class ATCommandHandler:
-    """AT 指令回應處理器"""
+    """
+    XBee AT 指令處理器
+
+    職責：
+    - 組 AT Command Request frame (0x08) 並透過注入的 writer 送出
+    - 解析 AT Response frame (0x88)
+    - 依 AT 指令分派到對應的 handler
+
+    writer 由 SerialHandler 在連線建立後 (connection_made) 注入，
+    型別為 Callable[[bytes], None]（通常就是 serial transport.write）。
+    """
+
+    FRAME_TYPE_AT_COMMAND = 0x08
 
     def __init__(self, serial_port: str):
         self.serial_port = serial_port
+        self.writer = None
         self.handlers = {
             b'DB': self._handle_rssi,
             b'SH': self._handle_serial_high,
@@ -212,25 +248,96 @@ class ATCommandHandler:
             # 可擴展其他 AT 指令
         }
 
-    def handle_response(self, response: dict):
-        """根據 AT 指令類型分派處理"""
-        if not response or not response['is_ok']:
-            if response:
-                logger.warning(f"[{self.serial_port}] AT {response['command'].decode()} 失敗，狀態碼: {response['status']}")
+    # ---- 發送端 ----
+    def set_writer(self, writer):
+        """由 SerialHandler 注入實際寫入 serial 的 callable"""
+        self.writer = writer
+
+    def send_command(self, request: ATRequest):
+        """發送一筆 AT 指令給 dongle"""
+        if self.writer is None:
+            logger.warning(
+                f"[{self.serial_port}] AT writer 尚未就緒，指令 {request.command!r} 丟棄"
+            )
             return
 
-        command = response['command']
-        handler = self.handlers.get(command)
+        self.writer(self._build_at_request(request))
+        # logger.debug(
+        #     f"[{self.serial_port}] send AT {request.command.decode(errors='replace')} "
+        #     f"(frame_id=0x{request.frame_id:02X})"
+        # ) # dev
 
+    @staticmethod
+    def _build_at_request(request: ATRequest) -> bytes:
+        """將 ATRequest 組成 XBee API AT Command Request frame (0x08) bytes"""
+        frame_type = ATCommandHandler.FRAME_TYPE_AT_COMMAND
+
+        frame = struct.pack(">B", frame_type) + struct.pack(">B", request.frame_id)
+        frame += request.command + request.parameter
+        checksum = 0xFF - (sum(frame) & 0xFF)
+        return b'\x7E' + struct.pack(">H", len(frame)) + frame + struct.pack("B", checksum)
+
+    # ---- 接收端 ----
+    def handle_frame(self, frame: bytes) -> None:
+        """
+        接收一整個 AT Response frame：
+        1. 解析成 ATResponse
+        2. 推進 rx_module_ack 供其他模組消費
+        3. 本地 dispatch 給對應的 _handle_xxx
+        """
+        parsed = self._parse(frame)
+        if parsed is None:
+            return
+
+        if not rx_module_ack.put(parsed):
+            logger.warning(
+                f"[{self.serial_port}] rx_module_ack overflow, drop {parsed.command!r}"
+            )
+
+        self._dispatch(parsed)
+
+    @staticmethod
+    def _parse(frame: bytes) -> ATResponse:
+        """解析 AT Command Response (0x88)；不符格式回傳 None"""
+        if len(frame) < 8:
+            return None
+
+        if frame[3] != 0x88:
+            return None
+
+        return ATResponse(
+            frame_id=frame[4],
+            command=frame[5:7],
+            status=frame[7],
+            data=frame[8:] if len(frame) > 8 else b'',
+        )
+
+    def _dispatch(self, response: ATResponse) -> None:
+        """根據 AT 指令類型分派處理"""
+        # print(f"[{self.serial_port}] AT Response: {response}")  # dev
+
+        if not response.is_ok:
+            logger.warning(
+                f"[{self.serial_port}] AT {response.command.decode()} "
+                f"失敗，狀態碼: {response.status}"
+            )
+            return
+
+        handler = self.handlers.get(response.command)
         if handler:
-            handler(response['data'])
+            handler(response.data)
         else:
-            logger.debug(f"[{self.serial_port}] 未處理的 AT 指令: {command.decode()}")
+            logger.debug(
+                f"[{self.serial_port}] 未處理的 AT 指令: "
+                f"{response.command.decode()}"
+            )
 
     def _handle_rssi(self, data: bytes):
-        """處理 DB (RSSI) 回應"""
-        # 未來可實現 RSSI 處理邏輯
+        """處理 DB (RSSI) 回應：單 byte 無號值，單位 dBm"""
         pass
+        # if data:
+            # print(f"[{self.serial_port}] RSSI = -{data[0]} dBm")  # dev
+            # logger.debug(f"[{self.serial_port}] RSSI = -{data[0]} dBm") # dev
         
     def _handle_serial_high(self, data: bytes):
         """處理 SH (Serial Number High)"""
@@ -241,8 +348,7 @@ class ATCommandHandler:
         pass
 
 
-# ====================== Serial Handler =====================
-
+# ================ Serial UDP Socket Object ==============
 class SerialHandler(asyncio.Protocol):
     """asyncio.Protocol 用於處理 Serial 收發"""
 
@@ -252,28 +358,29 @@ class SerialHandler(asyncio.Protocol):
         self.serial_mode = serial_mode
         self.transport = None  # Serial 自己的傳輸物件
 
-        # 根據模式創建對應的 processor
-        self.processor = self._create_processor(serial_mode)
+        # 根據模式建立 processor（需要 AT handler 時一併在工廠內建好注入）
+        self.processor = self._create_processor()
 
-        # AT 指令處理器（僅 XBee 模式使用）
-        if serial_mode == SerialMode.XBEEAPI2AT:
-            self.at_handler = ATCommandHandler(serial_port_str)
-        else:
-            self.at_handler = None
-
-    def _create_processor(self, serial_mode: SerialMode) -> FrameProcessor:
-        """工廠方法：根據模式創建處理器"""
-        if serial_mode == SerialMode.STRAIGHT:
+    def _create_processor(self) -> FrameProcessor:
+        """工廠方法：根據 self.serial_mode 建立對應的 processor，必要時一併注入 AT handler"""
+        if self.serial_mode == SerialMode.STRAIGHT:
             return RawFrameProcessor()
-        elif serial_mode == SerialMode.XBEEAPI2AT:
-            return XBeeFrameProcessor()
-        else:
-            logger.warning(f"Unknown serial mode: {serial_mode}, using Raw")
+
+        if self.serial_mode == SerialMode.XBEEAPI2AT:
+            at_handler = ATCommandHandler(self.serial_port_str)
+            return XBeeFrameProcessor(at_handler=at_handler)
+
+        logger.warning(f"Unknown serial mode: {self.serial_mode}, using Raw")
         return RawFrameProcessor()
 
     def connection_made(self, transport):
         """連接建立時的回調"""
         self.transport = transport
+
+        # XBee 模式下，將 transport.write 注入給 AT handler，讓它能送指令
+        if self.serial_mode == SerialMode.XBEEAPI2AT:
+            self.processor.at_handler.set_writer(self.transport.write)
+
         if hasattr(self.udp_handler, 'set_serial_handler'):
             self.udp_handler.set_serial_handler(self)
         logger.debug(f"Serial port {self.serial_port_str} connected")
@@ -291,8 +398,6 @@ class SerialHandler(asyncio.Protocol):
             )
 
 
-# ====================== UDP Handler =====================
-
 class UDPHandler(asyncio.DatagramProtocol):
     """asyncio.DatagramProtocol 用於處理 UDP 收發"""
     
@@ -561,6 +666,33 @@ class serial_manager:
             ret[key] = obj.serial_port
         return ret
 
+    def send_at_command(self, serial_id, request: ATRequest) -> bool:
+        """
+        對指定 serial_id 的 XBee dongle 發送一筆 AT 指令（thread-safe）
+        - serial_id: create_serial_link 取得的編號
+        - request: ATRequest 物件，攜帶 command / parameter / frame_id
+        回傳是否成功排進事件圈
+        """
+        if not self.running or not self.loop:
+            logger.error("Event loop not running, cannot send AT command")
+            return False
+
+        if serial_id not in self.serial_objects:
+            logger.error(f"Serial object {serial_id} not found")
+            return False
+
+        serial_obj = self.serial_objects[serial_id]
+        if serial_obj.serial_mode != SerialMode.XBEEAPI2AT:
+            logger.error(
+                f"Serial {serial_id} mode is {serial_obj.serial_mode.name}, "
+                f"AT command only supported in XBEEAPI2AT mode"
+            )
+            return False
+
+        at_handler = serial_obj.serial_handler.processor.at_handler
+        self.loop.call_soon_threadsafe(at_handler.send_command, request)
+        return True
+
     @staticmethod
     def check_serial_port(serial_port, baudrate):
         """檢查串口是否存在與可用"""
@@ -598,20 +730,42 @@ if __name__ == '__main__':
     sm = serial_manager()
     sm.start()
 
-    SERIAL_PORT = '/dev/ttyUSB0'  # 手動指定
-    SERIAL_BAUDRATE = 115200
-    UDP_REMOTE_PORT = 14571
-    sm.create_serial_link(SERIAL_PORT, SERIAL_BAUDRATE, UDP_REMOTE_PORT, SerialMode.XBEEAPI2AT)
-
     # SERIAL_PORT = '/dev/ttyACM0'  # 手動指定
     # SERIAL_BAUDRATE = 115200
     # UDP_REMOTE_PORT = 14571
     # sm.create_serial_link(SERIAL_PORT, SERIAL_BAUDRATE, UDP_REMOTE_PORT, SerialMode.STRAIGHT)
 
+    SERIAL_PORT = '/dev/ttyUSB0'  # 手動指定
+    SERIAL_BAUDRATE = 115200
+    UDP_REMOTE_PORT = 14561
+    sm.create_serial_link(SERIAL_PORT, SERIAL_BAUDRATE, UDP_REMOTE_PORT, SerialMode.XBEEAPI2AT)
+
     linked_serial = sm.get_serial_link()
     print(linked_serial)
-    time.sleep(60)
+
+    # 等 connection_made 完成 writer 注入，再發一筆 AT 指令測試
+    time.sleep(5)
+    rssi_request = ATRequest(command=b'DB', parameter=b'', frame_id=0x52)
+    for i in range(60):
+        sm.send_at_command(1, rssi_request)
+        time.sleep(1)
 
     sm.remove_serial_link(1)
     time.sleep(3)
     sm.shutdown()
+
+
+
+'''
+================= 改版記錄 ============================
+2026.4.20
+1. XBeeFrameHandler 結構移除
+2. XBeeFrameProcessor 新增 _encapsulate, _decapsulate 編碼解碼 xbee 封包的功能 (原來在 XBeeFrameHandler 中)
+3. XBeeFrameProcessor 新增 _try_extract_frame 處理被可能截斷的 UART 封包
+4. XBeeFrameProcessor 新增 _dispatch_frame 分配封包到 UDP 或者 Dongle Command Handler 
+5. ATCommandHandler 新增 _parse 去拆解 0x88 AT Command Response
+6. ATCommandHandler 新增 _dispatch 把拆解的結果 分配到 _handle_XXX
+7. ATCommandHandler 新增各項 _handle_XXX (未實作)
+
+'''
+

src/unitdev02/unitdev02/lifecycle_node.py

@@ -1,45 +0,0 @@
-
-
-
-import rclpy
-from rclpy.node import Node
-from std_msgs.msg import String
-import time
-
-# import mavros_msgs.srv
-
-class TalkerNode(Node):
-    def __init__(self):
-        start_time = time.time()
-        super().__init__('talker_node')
-        end_time = time.time()
-        print(f"Node initialization took {end_time - start_time:.2f} seconds")
-
-        self.publisher_ = self.create_publisher(String, 'hahatest/_1', 10)
-        self.timer = self.create_timer(1.0, self.timer_callback)  # 每秒執行一次
-        self.get_logger().info('TalkerNode has been started.')
-
-    def timer_callback(self):
-        msg = String()
-        msg.data = 'Hello, ROS 2!'
-        self.publisher_.publish(msg)
-        self.get_logger().info(f'Published: "{msg.data}"')
-
-def main(args=None):
-    rclpy.init(args=args)
-    node = TalkerNode()
-
-    print("Before sleep")
-    time.sleep(5)  # 等待 5 秒鐘
-    print("After sleep")
-    try:
-        start_time = time.time()
-        while time.time() - start_time < 10:  # 持續 10 秒鐘
-            rclpy.spin_once(node)
-            time.sleep(1)  # 每秒執行一次
-    finally:
-        node.destroy_node()
-        rclpy.shutdown()
-
-if __name__ == '__main__':
-    main()

src/unitdev02/unitdev02/ping_test.py

@@ -0,0 +1,188 @@
+import time
+from pymavlink import mavutil
+
+# # 強制 source_system=255
+# master = mavutil.mavlink_connection('udpout:localhost:14561', source_system=255)
+
+# print("Starting Force-Ping Test...")
+
+# while True:
+#     # 1. 發送 Heartbeat (證明連線活著)
+#     master.mav.heartbeat_send(mavutil.mavlink.MAV_TYPE_GCS, 
+#                              mavutil.mavlink.MAV_AUTOPILOT_INVALID, 0, 0, 0)
+    
+#     # 2. 強制發送 PING (target 1, 1)
+#     # 我們加一個計數器，方便在 tcpdump 裡辨識
+#     ping_seq = int(time.time()) % 100
+#     master.mav.ping_send(int(time.time() * 1e6), ping_seq, 1, 1)
+    
+#     print(f"Sent Heartbeat and PING (seq {ping_seq})")
+    
+#     # 3. 非阻塞讀取，避免卡死
+#     msg = master.recv_match(blocking=False)
+#     if msg:
+#         print(f"--> Received something: {msg.get_type()}")
+        
+#     time.sleep(1) # 每秒噴一次
+
+# -------------------------------------------------------------------
+
+# # 改成 udpin，這會讓你的程式守在 14561 等模擬器送資料進來
+# # 這樣你就能收到模擬器的 Heartbeat，建立連線後再發 PING
+# master = mavutil.mavlink_connection('udpin:localhost:14561', source_system=255)
+
+# print("Waiting for simulator heartbeat...")
+# # 這一行很重要：先收到 Heartbeat，pymavlink 才會設定好 target 地址
+# master.wait_heartbeat()
+# print(f"Heartbeat from system {master.target_system} component {master.target_component}")
+
+# while True:
+#     # 既然收到了，現在發 PING 就會順著原路回去
+#     master.mav.ping_send(int(time.time() * 1e6), 1, master.target_system, master.target_component)
+#     print("PING sent!")
+    
+#     msg = master.recv_match(type='PING', blocking=True, timeout=2)
+#     if msg:
+#         print(f"Got PING response: {msg}")
+#     time.sleep(1)
+
+
+# -------------------------------------------------------------------
+
+# import time
+# from pymavlink import mavutil
+
+# # 核心修改：因為 MAVProxy 正在往 14561 噴資料，我們必須「接住」它
+# # 使用 udpin 會讓你的程式在 14561 監聽
+# master = mavutil.mavlink_connection('udpin:localhost:14561', source_system=254)
+
+# print("正在等待 MAVProxy 轉發的 Heartbeat...")
+
+# # 只要這行跑過，代表你跟 MAVProxy 握手成功了
+# master.wait_heartbeat()
+# print(f"成功連線到系統 {master.target_system}！")
+
+# while True:
+#     # 1. 務必發送 Heartbeat，讓 MAVProxy 知道要把回應送回這個 Port
+#     master.mav.heartbeat_send(
+#         mavutil.mavlink.MAV_TYPE_GCS, 
+#         mavutil.mavlink.MAV_AUTOPILOT_INVALID, 
+#         0, 0, 0
+#     )
+
+#     # 2. 修改 target_component 為 1 (飛控核心)
+#     # 注意：這裡刻意將 seq 設為動態，方便你在 watch PING 裡觀察
+#     p_seq = int(time.time()) % 255
+#     master.mav.ping_send(
+#         int(time.time() * 1e6), 
+#         p_seq, 
+#         1, 
+#         1  # <--- 改成 1 試試看！
+#     )
+#     print(f"Sent PING seq {p_seq} to 1/1")
+
+#     # 3. 讀取所有訊息，看看有沒有 PING 回來
+#     # 有時候回應的 target_system 可能是 255 (你的 ID)
+#     msg = master.recv_match(type='PING', blocking=True, timeout=1.0)
+#     if msg:
+#         print(f"🎉 成功！收到回應: {msg}")
+    
+#     time.sleep(1)
+
+
+
+# -------------------------------------------------------------------
+
+
+# import time
+# from pymavlink import mavutil
+
+# # 建議一樣用 udpin 監聽 MAVProxy 的輸出
+# master = mavutil.mavlink_connection('udpin:localhost:14561', source_system=255)
+
+# def get_time_ns():
+#     return int(time.time() * 1e9) # 轉為奈秒
+
+# print("開始測試 TIMESYNC 響應...")
+
+# while True:
+#     now_ns = get_time_ns()
+    
+#     # 發送 TIMESYNC 請求
+#     # tc1=0 代表這是請求，ts1=當前時間
+#     master.mav.timesync_send(0, now_ns)
+    
+#     # 等待回應
+#     msg = master.recv_match(type='TIMESYNC', blocking=True, timeout=1.0)
+    
+#     if msg and msg.tc1 != 0:
+#         # 收到回應，msg.tc1 應該等於我們剛才送出的 now_ns
+#         rtt_ms = (get_time_ns() - msg.tc1) / 1e6
+#         print(f"🕒 TIMESYNC RTT: {rtt_ms:.3f} ms")
+#         break # 測試一次就好
+#     else:
+#         print("等待 TIMESYNC 回應中...")
+        
+#     time.sleep(1)
+
+# -------------------------------------------------------------------
+
+import time
+import statistics
+from pymavlink import mavutil
+
+# 連接到 MAVProxy 轉發的端口
+master = mavutil.mavlink_connection('udpin:localhost:14561', source_system=255)
+
+# 測試設定
+TARGET_SYS = 2  # 你想測試的載具 ID
+SAMPLES = 20    # 取 20 次樣本來算平均和抖動
+rtt_history = []
+
+print(f"開始測試對 System {TARGET_SYS} 的通道品質...")
+
+def get_time_ns():
+    return int(time.time() * 1e9)
+
+try:
+    while len(rtt_history) < SAMPLES:
+        ts1_send = get_time_ns()
+        
+        # 發送 TIMESYNC (V1/V2 格式相容)
+        # 針對特定系統發送
+        master.mav.timesync_send(0, ts1_send)
+        
+        # 等待回應 (過濾目標系統的訊息)
+        msg = master.recv_match(type='TIMESYNC', blocking=True, timeout=1.0)
+        
+        if msg and msg.get_srcSystem() == TARGET_SYS and msg.tc1 != 0:
+            ts1_recv = get_time_ns()
+            rtt_ns = ts1_recv - msg.tc1
+            rtt_ms = rtt_ns / 1e6
+            rtt_history.append(rtt_ms)
+            print(f"Sample {len(rtt_history)}: RTT = {rtt_ms:.3f} ms")
+        else:
+            print("Request timeout or mismatched ID...")
+            
+        time.sleep(0.1) # 快速採樣
+
+    # 4. 計算統計數據
+    avg_latency = statistics.mean(rtt_history)
+    std_dev = statistics.stdev(rtt_history) # 這就是 Jitter 的一種表現
+    max_rtt = max(rtt_history)
+    min_rtt = min(rtt_history)
+
+    print("\n--- 物理通道品質分析報告 ---")
+    print(f"目標載具  : System {TARGET_SYS}")
+    print(f"平均延遲 (Avg) : {avg_latency:.3f} ms")
+    print(f"最小延遲 (Min) : {min_rtt:.3f} ms")
+    print(f"最大延遲 (Max) : {max_rtt:.3f} ms")
+    print(f"抖動幅度 (Jitter): {std_dev:.3f} ms (標準差)")
+    
+    if std_dev > 10:
+        print("警告：網路抖動過高，可能影響控制穩定性！")
+    else:
+        print("通道品質：良好")
+
+except KeyboardInterrupt:
+    print("測試終止。")

src/unitdev02/unitdev02/pymav_nullbuffer.py

@@ -0,0 +1,46 @@
+from pymavlink.dialects.v20 import common as mavlink
+
+class NullBuffer:
+    def write(self, data): pass
+    def seek(self, pos): pass
+    def tell(self): return 0
+
+class CapturingBuffer:
+    def __init__(self):
+        self.last_data = b''
+    def write(self, data):
+        self.last_data = bytes(data)
+    def seek(self, pos): pass
+    def tell(self): return 0
+
+# 1. 初始化（僅作為編碼器）
+# file 參數可以是任何擁有 write() 方法的物件，這裡用 BytesIO 模擬
+# 初始化方法一：使用 BytesIO
+# import io
+# out_buf = io.BytesIO()
+# mav = mavlink.MAVLink(out_buf, srcSystem=1, srcComponent=191)
+
+# 初始化方法二：使用自定義的 NullBuffer
+mav = mavlink.MAVLink(NullBuffer(), srcSystem=1, srcComponent=191)
+mav.seq = 254
+
+# 2. 建立心跳包並取得二進制數據
+# 連續產出「不同」的訊息物件
+for i in range(3):
+    msg = mav.heartbeat_encode(mavlink.MAV_TYPE_GCS, 0, 0, 0, 0)
+    data = msg.pack(mav)
+    mav.seq = (mav.seq + 1) & 0xFF
+    # MAVLink 2 的序列號在第 3 個 Byte (Index 2)
+    print(f"第 {i} 次發送, Seq: {data[4]}, Raw: {data.hex()}")
+
+
+
+print("分隔線")
+
+buf = CapturingBuffer()
+mav_buf2 = mavlink.MAVLink(buf, srcSystem=1, srcComponent=191)
+
+for i in range(3):
+    mav_buf2.heartbeat_send(mavlink.MAV_TYPE_GCS, 0, 0, 0, 0)
+    data = buf.last_data
+    print(f"第 {i} 次發送, Seq: {data[4]}, Raw: {data.hex()}")

src/unitdev02/unitdev02/serial_udp_ad.py

@@ -0,0 +1,71 @@
+import asyncio
+import serial_asyncio
+
+SERIAL_PORT = '/dev/ttyUSB0'   # 修改為你的 serial port
+SERIAL_BAUDRATE = 115200       # 修改為你的 baudrate
+UDP_REMOTE_IP = '192.168.1.100' # 修改為目標 IP
+UDP_REMOTE_PORT = 5005         # 修改為目標 port
+UDP_LOCAL_PORT = 5006          # 本地 UDP 監聽 port
+
+class SerialToUDP(asyncio.Protocol):
+    def __init__(self, udp_transport):
+        self.udp_transport = udp_transport
+
+    def connection_made(self, transport):
+        self.transport = transport
+
+    def data_received(self, data):
+        # Serial 收到資料，轉發到 UDP
+        self.udp_transport.sendto(data, (UDP_REMOTE_IP, UDP_REMOTE_PORT))
+
+    def write_to_serial(self, data):
+        self.transport.write(data)
+
+class UDPToSerial(asyncio.DatagramProtocol):
+    def __init__(self, serial_proto):
+        self.serial_proto = serial_proto
+
+    def datagram_received(self, data, addr):
+        # UDP 收到資料，轉發到 Serial
+        self.serial_proto.write_to_serial(data)
+
+async def main():
+    loop = asyncio.get_running_loop()
+
+    # 定義協議工廠函數
+    def create_empty_protocol():
+        return asyncio.DatagramProtocol()
+
+    # 建立 UDP1 傳輸
+    udp_transport, _ = await loop.create_datagram_endpoint(
+        create_empty_protocol,
+        local_addr=('0.0.0.0', UDP_LOCAL_PORT)
+    )
+
+    # 建立 Serial 傳輸
+    serial_proto = SerialToUDP(udp_transport)
+    def get_serial_protocol():
+        return serial_proto
+
+    _, serial_transport = await serial_asyncio.create_serial_connection(
+        loop, get_serial_protocol, SERIAL_PORT, baudrate=SERIAL_BAUDRATE
+    )
+
+    # 建立 UDP2 監聽
+    udp_proto = UDPToSerial(serial_proto)
+    def get_udp_protocol():
+        return udp_proto
+
+    udp_listen_transport, _ = await loop.create_datagram_endpoint(
+        get_udp_protocol,
+        local_addr=('0.0.0.0', UDP_LOCAL_PORT)
+    )
+
+    # 保持運行
+    try:
+        await asyncio.Future()
+    except asyncio.CancelledError:
+        pass
+
+if __name__ == '__main__':
+    asyncio.run(main())

src/unitdev02/unitdev02/sslChech.sh

@@ -1,27 +0,0 @@
-#!/bin/bash
-
-# 網站清單
-DOMAINS=("google.com" "smarter.nchu.edu.tw")
-
-echo "網站 SSL 憑證剩餘天數："
-echo "---------------------------"
-
-for domain in "${DOMAINS[@]}"; do
-    end_date=$(echo | openssl s_client -servername "$domain" -connect "$domain:443" 2>/dev/null |
-        openssl x509 -noout -enddate | cut -d= -f2)
-
-    end_timestamp=$(date -d "$end_date" +%s)
-    now_timestamp=$(date +%s)
-
-    remaining_days=$(( (end_timestamp - now_timestamp) / 86400 ))
-
-    if [ $remaining_days -lt 0 ]; then
-        status="已過期 ❌"
-    elif [ $remaining_days -lt 15 ]; then
-        status="即將到期 ⚠️"
-    else
-        status="正常 ✅"
-    fi
-
-    printf "%-20s 到期日：%-25s 剩餘天數：%3d 天 %s\n" "$domain" "$end_date" "$remaining_days" "$status"
-done

src/unitdev02/unitdev02/udp_unix_ad.py

@@ -0,0 +1,40 @@
+import socket
+import sys
+import select
+
+# 設定來源 IP 與 Port
+SRC_IP = '127.0.0.1'    # 監聽所有介面
+SRC_PORT = 16661      # 請自行修改
+
+# 建立 UDP 監聽 socket
+src_sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+src_sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+src_sock.bind((SRC_IP, SRC_PORT))
+print(f"Listening for UDP on {SRC_IP}:{SRC_PORT}")
+
+# 設定目標 Unix socket 路徑
+UNIX_SOCKET_PATH = '/tmp/unix_socket_mavlink.sock'  # 請自行修改
+
+# 建立 Unix socket 連線
+unix_sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+try:
+    unix_sock.connect(UNIX_SOCKET_PATH)
+except Exception as e:
+    print(f"Failed to connect to unix socket: {e}")
+    sys.exit(1)
+
+while True:
+    # 使用 select 監聽兩個 socket
+    readable, _, _ = select.select([src_sock, unix_sock], [], [])
+    for sock in readable:
+        if sock is src_sock:
+            data, addr = src_sock.recvfrom(4096)
+            if data:
+                unix_sock.sendall(data)
+                # print(f"Received UDP data from {addr}: {data}") # debug
+                # break # debug
+        elif sock is unix_sock:
+            data = unix_sock.recv(4096)
+            if data:
+                # 回送到最近收到資料的 UDP client
+                src_sock.sendto(data, addr)