Jim wrote: > Rick Stevens wrote: >> Patrick O'Callaghan wrote: >>> On Wed, 2009-04-08 at 15:27 +0000, g wrote: >>>> Patrick O'Callaghan wrote: >>>> >>>>> ttys >>>> 'b-'. you did not answer which model and usage of paper. :) >>> >>> asr33, paper scroll :-) >> >> ASR33s also had the paper tape punch and reader. KSR33s did not. I >> had both hooked up to my Altair 8800 back in '77 via 110 baud, 20mA >> current >> loop serial interfaces. >> >> Ah, memories! >> ---------------------------------------------------------------------- >> - Rick Stevens, Systems Engineer ricks@xxxxxxxx - >> - AIM/Skype: therps2 ICQ: 22643734 Yahoo: origrps2 - >> - - >> - Polygon: A dead parrot (With apologies to John Cleese) - >> ---------------------------------------------------------------------- >> > ASR33 on a Altair, that far back, You must be at least 100, I started > out on a RCA 1802 8 bit and I still have it. > I modified it to work on S100 bus so I could get more memory , 64k , man > you were top dog with that kind of memory. > Maybe he was talking about an Altair 8008. Intel 8080 processor, S-100 bus, front panel with status and data LEDs. Address/data toggle switches, and a few control toggles. Toggle in the paper tape loader in binary. Then load the system monitor/program from paper tape. I remember loading an assembler from paper tape, and then feeding the program source from another tape. Mikkel -- Do not meddle in the affairs of dragons, for thou art crunchy and taste good with Ketchup!
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