I used to use some tty33’s in the 70s which were used to connect to an hp2000 timeshared system. Those tty’s had the slash O and non-slash zero that you describe. It may have been a common tty33 configuration.
-Bob > On Apr 26, 2022, at 9:24 AM, Paul Koning via cctalk <[email protected]> > wrote: > > Apparently so. The word from a CDC experts list is that the "run complete" > message is not from BASIC itself (which is indeed a CDC product) but rather > from the time sharing executive, called TELEX in KRONOS and early NOS, and > IAF in later versions of NOS. > > As for the slashed letter O, that's strange. Certainly it is not CDC > practice; the only place I ever ran into this is with IBM, I always > considered it an example of IBM doing things the weird way. So it sounds > like whoever bought those Teletype machines had them configured in that > non-standard way for some reason. Normal, as far as I know, was slashed > digit zero. > > MECC is a U. Minnesota KRONOS/NOS system with a bunch of local mods, but > BASIC and TELEX are both part of the base system as supplied by CDC. > > paul > >> On Apr 26, 2022, at 3:05 AM, Raymond Wiker via cctalk >> <[email protected]> wrote: >> >> https://en.wikipedia.org/wiki/CDC_Kronos >> <https://en.wikipedia.org/wiki/CDC_Kronos>, perhaps? >> >>>> On 26 Apr 2022, at 03:08, Jules Richardson via cctalk >>>> <[email protected]> wrote: >>> >>> >>> Perhaps a long shot, but I've got an old piece of paper here showing a >>> BASIC listing followed by a program run where the BASIC environment >>> terminates with "run complete" - does that behavior ring any bells with >>> anyone? I'm mildly curious what machine it may have come from. >>> >>> The other interesting thing is that the output is from a teletype and the >>> zero characters appear with no slash, while the uppercase 'O' characters do >>> have a diagonal slash through them (e.g. the 'run complete' mentioned above >>> comes out as 'RUN C0MPLETE') - certainly not unheard of, but I think doing >>> the opposite had become typical practice by what, very early 1970s? >>> >>> At the top of the page there is a paragraph as follows (all in uppercase on >>> the printout, obviously, and with slashed 'O' characters): >>> >>> "The following output is an example of BASIC language and the resulting run >>> of a program. A punched paper tape of the program is included in the kit. >>> This output was produced on a teletype." >>> >>> I don't know if that means anything to anyone? I have no idea what "the >>> kit" was but am guessing that the printout I have was once part of some >>> kind of educational material. >>> >>> I do have another printout from the MECC timeshare system (dated 78/9/1) >>> which may have originated with the same teletype - it's different paper >>> stock, but has the same slashed 'O' characters. The welcome message on that >>> says 'Kronos 2.12-439', if that's meaningful... >>> >>> cheers >>> >>> Jules >>> >> >
