-=> Quoting BOB KLAHN to LEONARD ERICKSON <=-

 LE>> DR-DOS has a ROMable version. Which is used by a lot of
 LE>> gear that needs to boot from a ROM.
 
 BK>> I'm wondering what the CPU is.
 
 LE> Something 80x86 compatible, obviously. :-)

 BK> I was thinking about that. Digital Research started with CPM,
 BK> which was 8080/Z80. The Z-80 was by Zilog. Last I heard Zilog
 BK> was making dedicated controller chips.

But CP/M has been esentially "dead" (ie no new versions, etc) for a
*long* time.

I understand that there is (or was) a 25 MHz Z-80 chip at one point.
Maybe even as high as 50.

Some of us TRS-80 folks were thinking about the possibility of
designing and building a "Model 5" using one of those. 
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