At 00:07 20/06/98 +0300, you wrote:
>] Is it possible to replace the internal memory of the turbo R with faster
>] ICs and then decrease the number of waitstates?
>If you redesign the R800. The memory management unit is built into the R800.
>Maybe you can change its behaviour by pulling up or down some of its pins
but
>I seriously doubt that.
>
>I guess we just have to live with the many design flaws of the MSX turbo R.
>It could have been that much better if the engineers at Panasonic or ASCII
>would have had some more time too work out all details. But still, despite
>all the design flaws, the fact remains that the MSX turbo R is a nice
machine
>to have. It was well worth the money I payed for it back in 1991. It's only
>that I'm a little bit frustrated about the fact that it could have been even
>better if those little things had been worked out more thoroughly.
A friend of mine, who knows much more about electronic than me said that
the R800 has some DMA channels, but the processor don't use it! Is it right?
And R800 is 'RISC-like'?
bye!
Ricardo Jurczyk Pinheiro (\__/) Star Trek, X-Files,
M. Sc in Numerical Modelling (..) _) Comics, MSX, Anime,
Universidade Federal Fluminense /\/\ ( Gospel & Christian
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