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。
HART protocol which is the transitional protocol of field-bus allows transferring both digital signal and analog signal simultaneously in order to actualize bidirectional communication.
HART协议是现场总线的一种过渡性协议，可使数字与模拟信号同时传送且互不干扰，实现双向通讯。
Synchronous protocol and asynchronous protocol are in common use in digital communication.
数字通信中，常用的通信协议有同步协议和异步协议。
HART communication protocol which belongs to transitional protocol introduced in this paper is rudiment of field bus, which permits transmitting digital signal on analog signal circuit.
HART协议是现场总线的一种过渡性协议，可使数字与模拟信号同时传送且互不干扰，实现双向通讯。
Programming realized the CO2 welding systems of digital control. Based on CAN bus circuit, the CAN bus communication protocol design is discussed in more detail.
编程实现了整个焊接系统的数字化控制篙详细说明了CAN总线电路的设计、CAN总线的通信协议设计。
The protocol takes into account the usage legality, integrity, and communication security for digital works and also protects the trading fairness at one time.
该协议均衡考虑了数字作品使用的合法性、数字作品的完整性、传输的安全性，并很好地保证了数字作品交易的公平性。
The protocol takes into account the usage legality, integrity, and communication security for digital works and also protects the trading fairness at one time.
该协议均衡考虑了数字作品使用的合法性、数字作品的完整性、传输的安全性，并很好地保证了数字作品交易的公平性。
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