Re: An Alternative to x21

[msimon@xxxxxxxxxx (M. Simon)]

Do you have the code in a form that I could offer it with DYOP?

I can sell it or put it up on the web site.

Can you compile it for the XC4005XL? I can give you the pin lock
that I need.

Simon

>Those who do not subscribe to Dr. Ting's Forth Engines
>newsletter may not know that he has reverse-engineered
>MuP21.  He has written, in Verilog and VHDL, a 16 bit
>"clone".  At present, it's just the CPU, no video.
>
>I have synthesized the VHDL version, and run it in a
>Xilinx gate array at about 25 MHz.  This is not too
>terribly far from the real-world performance of the x21
>chips running out of DRAM.  Plus, the chip seems to
>perform much more reliably than MuP21.
>
>-Dave
>
>(all opinions mine, not those of my employer, etc.)


Simon - http://www.tefbbs.com/spacetime/index.htm