MICROFORUM

Why not use Vintage 8086 and Coproc 8087? So don't make a complete PC-XT. Just add keyboard, some SRAM and a display. Instead of EPROM, use EEPROM. With 8087 you get better calculation results than with a microcontroller.

at Intel web site is Quartus 13 for download. It has more than 4.5 GB

We used the NSDSP programmer, but it had communication problems. Later didn't communicate at all. We looked for an error, a cause, but nothing was found. The programmer had the same problem with all computers. A repair is impossible and the manufacturer, Northern Software, does not communicate eithe...