try {$instance = Loader::controller($controller,$config['url_controller_layer'],$config['controller_suffix'],$config['empty_controller']);} catch (ClassNotFoundException $e) {throw new HttpException(404, 'controller not exists:' . $e->getClass());}// 获取当前操作名$action = $actionName . $config['action_suffix'];$vars = [];if (is_callable([$instance, $action])) {// 执行操作方法$call = [$instance, $action];
TD_MIO _8AI煤矿用总线扩展IO模块(8AI)
技术特点：高可靠性、高性能的煤矿用总线扩展 O 模块；支持 CANopen 、
ModbusRTU 从站通讯协议；支持8路4-20mA信号采集；所有状态映射至
IEC61131-3编程环境，无需额外编程；坚固外壳、体积小巧、高0密度；高性价比(＊需要与 TD _MF7控制器配合使用）
try {$instance = Loader::controller($controller,$config['url_controller_layer'],$config['controller_suffix'],$config['empty_controller']);} catch (ClassNotFoundException $e) {throw new HttpException(404, 'controller not exists:' . $e->getClass());}// 获取当前操作名$action = $actionName . $config['action_suffix'];$vars = [];if (is_callable([$instance, $action])) {// 执行操作方法$call = [$instance, $action];
