On 5/21/2020 11:07 AM, Jon Elson wrote: > On 05/20/2020 09:22 PM, Jay Jaeger via cctalk wrote: >> As I wrote in my last post, but write here for use as a separate thread: >> >> I'd be interesting in hearing from folks what toolsets they have used >> for HDL (VHDL in particular). I started with Xilinx ISE and then >> graduated to Vivado for later chipsets - unfortunately, Vivado seems to >> be something of a dog, in terms of time to compile HDL and synthesize >> logic. > Well, I don't use the latest, super fast FPGAs, I go for old standards > that are cheap. > Right now, I have ise 13.4 installed on Linux, it seems to be stable, > quite fast for the small FPGAs > I do, and doesn't complain about my coding style. I use mostly Spartan > 3 in the > XC3S50A(N) sizes. I've done some units with 32-bit counters running at > 150 MHz with plenty > of margin left, that's fast enough for me. I only use VHDL, although I > can read Verilog. > (I also use Coolrunner II and XC9500XL devices in some of my products.) > > Jon
Yes, ISE was much better than Vivado, but doesn't support the chip on my Nexys4 Xilink development board. I do have ISE running with the requisite DLL fixup. JRJ
