The Design of Remote Data Acquisition System Based on Micro Internet Processor and Multi-process;

According to the lack of establishing multithread of VB,this paper discusses to use ActiveX by using of VB in taking great advantage of the powerful interface design function of VB,and a multi-process design of real time data gathering an d processing is implemented to solve the problem of program obstructing.

In order to solve the velocity match and resource sharing in an image capture and transmission system under the embedded uClinux application system,the multi-process algorithm and visiting sign for control are used.

By exploiting the data collection system in Visual Basic,according as multitasking characteristic of windows,Multiprocess technology is adopted.

Based on the idea and skill of multiprocess timesharing system and multigateway, we design a multiprocess timesharing microcomputer supervisory controling system for gas station so as to solve the problems completely and satisfactorily.

In view of the concurrency problem of thread in the supervisor system, this paper discusses the multi thread/process technique of windows and two serial communication methods in VC using system provided APIs or ActiveX control.