硬件设计主要围绕控制核心DSP展开，包括传感器信号的接入，数据输出通道设计以及CAN通信模块设计。
Hardware design is based on the main control DSP core, including designs of sensor signals collection, data output channel and CAN communication module.
并且详细介绍了测试系统中需要自行研发的RS - 422串行通信模块设计，包括串行通信模块总体框图和功能电路设计方案。
Then the design of the RS-422 serial communication module is introduced in detail, including the whole scheme of serial communication module and the design of functional circuit.
模块上的应用程序能够被设计为与中央的应用程序通信，或者在中央应用程序不可用的时候以幸存模式(Survivable Mode)切换到本地实例上。
The application on the module can be designed to communicate with a central application, or failover to a local instance in a survivable mode in case the central application is not available.
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