Interfacing with C, 2nd Edition

3

Data acquisition using C

There are many graphic standards which have existed and been used during the evolution of the personal computer. As has already been mentioned, a console or DOS (Disk Operating System) uses different graphical output techniques to that required under Windows. Even then, there is a difference between Win16 and Win32 applications. In this chapter, the older DOS-style output will be presented first, and then the updated version which is required for a modern Windows graphical output.

Data capture using CGA graphics

IBM compatible colour graphics adapters (CGA, VGA and EGA) are readily accessible using Microsoft C. Listing 3.1 shows how a real-time CGA line graph can be incorporated into the data logging example and prepares ...