The embedded network device resarched is a distributed I/O device which has an ethernet interface, it is applied mainly in industrial automatic control field to monitor heavy-duty equipments remotely.
The RTC module is a typical char device as well as an important part of IndustrialControl System.
实时时钟模块是典型的字符设备也是工业控制系统中的重要组成部分。
3
As a kind of low consumed power display device, LCD is applied widely to calculators, digital instruments, industrial monitored control systems and other low consumed power systems.