Re: Cinematronics BPROM alternatives

>>I have also designed a replacement for the larger BPROM
>>(74S287 256 x 4) located at F14. For a first effort, it is
>>based on a Xilinx XC9536. I couldn't get all of the data to
>>fit into a cheaper SPLD but I'm open to suggestions if
>>someone has a smaller cheaper chip in mind for the job.

I'm kind of shocked this didn't fit. How did you code it?

Ed

Clay Cowgill wrote:
>> I have also designed a replacement for the larger BPROM
>> (74S287 256 x 4) located at F14. For a first effort, it is
>> based on a Xilinx XC9536. I couldn't get all of the data to
>> fit into a cheaper SPLD but I'm open to suggestions if
>> someone has a smaller cheaper chip in mind for the job.
>>
>
> What did you try to fit that in, SPLD-wise? (22V10?) I have a crapload of
> 26V12's in PLCC if the Atmel stuff can target that. (I don't think they
> ever made one though.) How close is CUPL To ABEL? I could try fitting it
> with my old Lattice software into the 26V12 if you wanted.
>
> -Clay
>
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Received on Fri Oct 9 05:24:54 2009