The purpose of the OS is to encapsulate all the intricacies of the underlying hardware and provide a unified access interface to the computer's parts. No application can access the hardware directly.
操作系统的目的之一就是把底层硬件的特性给封装起来，然后提供一个统一的接口，以便于计算机操作人员控制硬件。
The main aim of the MTD subsystem in Linux is to provide a generic interface between the hardware drivers and the upper layers, or user modules, of the system.
Linux中mtd子系统的主要目标是在系统的硬件驱动程序和上层，或用户模块之间提供通用接口。
This requires that the graphics interface language provide facilities for a program to determine the hardware characteristics of the device and make appropriate adjustments.
这要求图形界面语言为程序提供确定设备的硬件特征和做适当的矫正的方便性。
Second, provide the design and implementation method of the hardware of communication converter. Adopts PIC18F248 as the master controller, realize the interface conversion between RS232 and CAN.
其二，给出了通信转换器的硬件电路的设计和实现方法，通信转换器采用PIC18F248为主控制器，实现通信接口从RS232到CAN的转换。
Sequence of operation: Provide electrified door hardware function, sequence of operation, and interface with other building control systems indicated.
操作顺序：提供电气化门用五金功能，操作顺序，以及所规定的与其他楼宇控制系统的接口。
Sequence of operation: Provide electrified door hardware function, sequence of operation, and interface with other building control systems indicated.
操作顺序：提供电气化门用五金功能，操作顺序，以及所规定的与其他楼宇控制系统的接口。
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