Re: Strange 8255 behavior

From: Daniel O'Shea <dan_at_ozramp.net.au>
Date: Fri, 15 Jun 2018 15:12:19 +0930
Message-ID: <44fcf1e2-a1dc-d074-9c9e-71de8cbb8966@ozramp.net.au>
On 15/06/18 11:19, Jim Brain wrote:
> On 6/14/2018 7:48 AM, Michał Pleban wrote:
>>
>> I wasn't aware of the 256-cell CPLD though, I work with the Ateml ones.
>> That one might be big anough, but can you still purchase it in bigger
>> quantities? The Atmel chips are still being made, wheread the Altera one
>> have been discontinued long ago.
> I'd recommend folks at least not discount Xilinx.  Verilog/VHDL
> programmable.
>
> xc95288xl is a 288 macrocell 5v tolerant CPLD.  ~$USD5.00/piece in singles.

There was an interesting and fairly comprehensive discussion on the 
current state of programmable logic recently here:

http://forums.nesdev.com/viewtopic.php?f=9&t=17247
Received on 2018-06-15 09:00:04

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