MICROFORUM

Northern Software is a company represented by Russian men named Andrey Yastrebow based in P.O.Box in Alberta province in Canada. He uses Google Gmail like many others Russian hackers worldwide. Last year we paid him for one programmer and received nothing. That's fraud, cheating.

there is a development software ProChip Designer, originally from Atmel, now from Microchip. The ProChip Designer contain third-party simulator.

Does anyone know how calculator chips work in vintage calculators? Do they use algorithms? Or something else?