These databases are hosted in research centers around the world, each with its own unique storage structure, access interface, and communication protocol.

这些数据库位于全世界的研究中心，每个数据库具有自己的独特存储结构、访问接口和通信协议。

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For its simple interface and integral protocol, I2C has become an international standard, which is widely used in consumer electronics, communication products and industrial products.

I2C总线由于接口简单、协议完善，已经被广泛地应用在消费类电子产品、通信产品和工业电子产品中，成为国际标准。

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Standard 485 communication interface, built-in decoder board (pre-digital decoders optional) to support a variety of mainstream protocol, baud rate adjustable.

标准485通讯接口，内置解码板(预置位解码板选配)支持多种主流协议，波特率可调。

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