The communication protocol between master control units and data units is simple and easy to implement.
主控制器和现场控制单元的通信协议设计简单、易于实现。
Since the protocol for RS232 is simple, RS232 has been widely used in various equipment to collect and control the signal data in industrial control system.
由于RS232通信接口协议简单，工业控制系统已广泛应用RS 232口对各种设备进行信号采集和控制。
By the use of this protocol, a simple and reliable serial communication program can be designed to satisfy the need of data serial communication between the devices in automatic control system.
采用该协议可以设计出简单可靠的串行通信程序，能够满足自动化系统中设备之间的数据通信要求。
By the use of this protocol, a simple and reliable serial communication program can be designed to satisfy the need of data serial communication between the devices in automatic control system.
采用该协议可以设计出简单可靠的串行通信程序，能够满足自动化系统中设备之间的数据通信要求。
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