send_command
Send commands to serial port devices through the UART MCP Server, with optional automatic line ending addition for proper device communication.
Instructions
向终端发送命令，可选择是否自动添加换行符
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| session_id | Yes | 会话ID（即串口路径），如 /dev/ttyUSB0 或 COM1 | |
| command | Yes | 要发送的命令内容 | |
| add_line_ending | No | 是否自动添加换行符 |
Implementation Reference
- src/uart_mcp/tools/terminal.py:52-72 (handler)MCP tool handler: calls terminal manager to send command to the specified session.def send_command( session_id: str, command: str, add_line_ending: bool = True, ) -> dict[str, Any]: """向终端发送命令 Args: session_id: 会话ID（串口路径） command: 要发送的命令 add_line_ending: 是否自动添加换行符 Returns: 发送结果 """ manager = get_terminal_manager() return manager.send_command( session_id=session_id, command=command, add_line_ending=add_line_ending, )
- Input schema and metadata for the send_command MCP tool.SEND_COMMAND_TOOL: dict[str, Any] = { "name": "send_command", "description": "向终端发送命令，可选择是否自动添加换行符", "inputSchema": { "type": "object", "properties": { "session_id": { "type": "string", "description": "会话ID（即串口路径），如 /dev/ttyUSB0 或 COM1", }, "command": { "type": "string", "description": "要发送的命令内容", }, "add_line_ending": { "type": "boolean", "description": "是否自动添加换行符", "default": True, }, }, "required": ["session_id", "command"], }, }
- src/uart_mcp/server.py:113-117 (registration)Registration of send_command tool in the MCP list_tools handler.types.Tool( name=SEND_COMMAND_TOOL["name"], description=SEND_COMMAND_TOOL["description"], inputSchema=SEND_COMMAND_TOOL["inputSchema"], ),
- src/uart_mcp/server.py:167-168 (registration)Dispatch to send_command handler in the MCP call_tool handler.elif name == "send_command": result = send_command(**arguments)
- TerminalManager.send_command: core logic to get session and delegate to session.send_command.def send_command( self, session_id: str, command: str, add_line_ending: bool = True ) -> dict[str, Any]: """向终端发送命令 Args: session_id: 会话ID（串口路径） command: 要发送的命令 add_line_ending: 是否自动添加换行符 Returns: 发送结果 Raises: SessionNotFoundError: 会话不存在 SessionClosedError: 会话已关闭 SendCommandFailedError: 发送失败 """ session = self.get_session(session_id) if not session.is_active: raise SessionClosedError(session_id) bytes_written = session.send_command(command, add_line_ending) return {"success": True, "bytes_written": bytes_written}