MIKE ROSS wrote in a message to Roy J. Tellason:

 MR> I could never understand the point of an Eprom emulator.

 RJT> Because of two things:  First,  such an emulator likely won't cost
 RJT> hundreds of dollars,  not any more at least,  unless you're buying
 RJT> something of the sort as a "professional product" in the embedded
 RJT> systems market,  where I think that a lot of stuff is seriously
 RJT> overpriced.  And secondly,  there's the time factor -- it takes *time*
 RJT> to pull an eprom,  erase it,  and burn a new copy with a bugfix.  With
 RJT> an emulator you avoid those hassles,  especially for minor program
 RJT> bugs that can be patched "on the fly" by maybe only
changing a small
 RJT> number of bytes.  It makes the process of doing such work a whole lot
 RJT> more interactive...

 MR> I'll admit you have a point there. But just for the sake of it, why
 MR> not then make a simulation of the device the eprom will be going
 MR> into and sidestep the problem altogether?! 

I could do that too,  I suppose,  _if_ I could be sure that the simulation
was going to be accurate for what I was trying to work with...

---