I/O处理模块管理H41X基本机架的I/O总线和扩展机架。I/O总线用于在I/O模块和

I/O处理模块。该模块的任务包括与处理器交换数据模块，并通过系统总线A和系统向输出模块提供看门狗信号总线B。

4.10 F-COM 01通信模块

通信模块配备2个以太网接口和1个现场总线接口从而允许HIQuad X系统与外部系统进行通信。模块已批准用于安全相关的HIQuad X系统，可用于运输安全相关的协议。 

英文详情

The I/O processing module manages the I/O bus and expansion rack of the H41X basic rack. The I/O bus is used between the I/O module and

I/O processing module. The task of this module includes exchanging data modules with the processor and providing watchdog signal bus B to the output module through system bus A and the system.

4.10 F-COM 01 Communication Module

The communication module is equipped with 2 Ethernet interfaces and 1 fieldbus interface to allow communication between the HIQuad X system and external systems. The module has been approved for use in safety related HIQuad X systems and can be used for transportation safety related protocols.