TRS-80 Model II/12/16

Chuck Guzis cclist at
Fri Dec 31 12:59:37 CST 2010

On 31 Dec 2010 at 11:52, Eric Smith wrote:

> The original WD1000 chipset (circa 1980) *was* 8X300-based, and was
> used in the first WD1000 controller board as sold by WD.  The 8X300
> didn't "emulate" anything, as it was a new design.  The WD1000-series
> of bipolar MSI support chips did the MFM encode, decode, write
> precomp, etc., and the 8X300 was the brains of the operation.

The juxtaposition of "brains" and "8x300" I must confess, is 
something that I never thought I'd see...


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