要了解Modbus协议的更多细节,请参见参考资料中的Modbus标准链接。
For more details on the Modbus protocol, see the Modbus standard link in Resources.
清单1使用HTML 4.01规范中定义的三种标准链接关系(要了解所有可用的链接类型,请参阅参考资料),为网页读者提供导航提示。
Listing 1 USES three of the standard link relationships defined within the HTML 4.01 specification (see Resources for all available link types) to give navigational hints to Web page readers.
如果使用标准因特网协议链接您的节点,那么可以使用大量的现有技术,而不需额外的开发成本。
If you use standard Internet protocols to link your nodes, you can ride a huge raft of existing technology with no extra engineering cost.
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