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* gotc.bat    : batch file for use TC 2.0
* gomsc.bat   : batch file for use MSC 5.0/6.0 
* demo0.prj   : project file for TC++3.0 or BC++ 3.1
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1. the DEMO0.EXE can be executed under PC & 7188
2. read/write RTC through ROM-DOS call
3. press s or S can set time/date of RTC
4. DelayTimeMS is designed for performance comparison, you can run DEMO0.EXE
   in your PC first, then executed the same DEMO0.EXE in 7188, you can "feel"
   the performance difference between your PC & 7188