在来宾操作系统的驱动程序窥探内存和硬件寄存器时，软件存在于下面来仿真设备（参见图2）。
When the guest operating system's driver peeks and pokes at the memory and hardware registers, software exists underneath to emulate the device (see Figure 2).
介绍了微机在拖拉机液压悬挂系统室内仿真加载的硬件配置、程序控制及技术关键。
Microcomputer application to hardware assignment, program control and technology keys are introduced for loaded indoor, simulation in tractor hydraulic suspended system.
实验证明，单片机虚拟仿真实验简化了程序在目标硬件上的调试工作，有利于缩短系统开发周期，降低成本。
The result proves that the work load of program debugging in objective hardware was reduced, development process is accelerated and the cost is lowed by micro-controller virtual simulation experiment.
对电炉PLC控制系统进行了硬件设计、梯形图程序设计，并且使用plc仿真软件TRILOGI对所设计的梯形图程序进行仿真，确定控制程序的可靠性。
We design hardware and software of PLC control system. In order to confirm system reliability, we use TRILOGI software of PLC to simulate the ladder-shaped picture procedures.
说明了系统硬件电路、系统主程序与各模块子程序的设计以及基于PORTEUS软件的仿真与调试等。
The design of hardware circuits of the system, main program of the system, and each subroutine of the module, as well as the simulation and debugging based on PORTEUS are expounded.
说明了系统硬件电路、系统主程序与各模块子程序的设计以及基于PORTEUS软件的仿真与调试等。
The design of hardware circuits of the system, main program of the system, and each subroutine of the module, as well as the simulation and debugging based on PORTEUS are expounded.
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