外部通信和控制电路主要包括串口通信电路和CAN口通讯电路。
The external communication and the control circuit mainly includes the serial port communication circuit and the CAN communication channel.
软件部分包括串口通信模块、数据处理模块，数据显示模块三个模块。
Software components include three modules which are serial communication module, data processing module, data display module.
该接口软件部分主要包括串口通讯、数控机床基础信息管理等功能模块。
The software part of the interface includes basic information management system of nc tool and multiple serial port communication etc.
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