[cctalk] Re: Good C to FPGA/PLA compiler

Maybe these can help?: https://www.olimex.com/Products/FPGA/iCE40/iCE40HX1K-EVB/open-source-hardwa…, pair with https://www.olimex.com/Products/FPGA/iCE40/iCE40-DIO/open-source-hardware https://www.crowdsupply.com/1bitsquared/icebreaker-fpga I've personally used the iCE40 and iCE5LP in my larger designs, wonderfully capable and affordable devices. =] -- Anders Nelson www.andersknelson.com On Fri, Sep 22, 2023 at 3:07 PM Chuck Guzis via cctalk < cctalk(a)classiccmp.org&gt; wrote: > On 9/22/23 11:34, emanuel stiebler via cctalk wrote: > > > There are still some 84pin chips out there(Altera & Xilinx). Sometimes > > they are pulls, or some 5V tolerant xilinx xc95xxxxl > > I still have a few 84 pin PLCC XC95108 5V CPLDs Originally, I did a > tape controller design with one before Xilinx discontinued them. I > figured that using a discontinued part was not the way forward, so I > dropped the project. Xilinx did/does have its ISE design suite, which > is fairly easy to use. > > Eventually, it turned out that using a reasonably fast MCU with 5V > tolerant I/O worked just as well and avoided the "mystery in a chip" of > a CPLD. > > --Chuck > >