Yamaha DTXpress/DTXplorer/DTXtreme

--- In DTXpress@yahoogroups.com, Matt Pobursky <ccsuser@m...> wrote:
> On Thu, 05 Feb 2004 18:19:55 -0000, keith1200rs wrote:
> > What is the part number of the ROM?  It should not be that difficult
> > to copy a ROM from the DTXpress 3.  Would Yamaha be upset by this?
> 
> Besides copying copyrighted works (I'll leave the morality and legality
> of that to the reader), this is highly unlikely to work. It's almost
> certain that the data table addresses and contents very from module
> model to model. It's also likely that the ROM contains not only sound
> data tables but the actual operating code (or parts of it) for the CPU
> in the module. I can pretty much guarantee the operating code will be
> different for each different module and revision.
> 
> Matt Pobursky

It depends if the operating code is in the same ROM as the data.  If
the processor/DSP is the same between models and all code and data is
in the ROM then a ROM swap should be straightforward. 

Keith.