David, Yes, I remember that. Was it an FDP? I used it on MVS 3.8. Its full-screen editing capabilities were a wonder after using TSO EDIT! But this was after I had already written the 3270 programs. ISPF followed on after the success of SPF. Lennie
-----Original Message----- From: IBM Mainframe Discussion List <[email protected]> On Behalf Of David Spiegel Sent: 16 August 2024 17:34 To: [email protected] Subject: Re: 3270 programming Hi Lennie, "... (in the late 1970s) I wrote some program for TSO using 3270 protocols. This was in the days before ISPF ..." I Used ISPF's predecessor in the late '70s. (It was called SPF -- Structured Programming Facility). Regards, David On 2024-08-16 09:13, Lennie Bradshaw wrote: > Seymour, > That is interesting. I was unaware the protocol had been externalised from > IBM. I guess this absolves them of the responsibility of providing > documentation as well. > > Phil asked what was the original posters requirement. Well years ago (in the > late 1970s) I wrote some program for TSO using 3270 protocols. This was in > the days before ISPF and before the extended attribute support was available. > I have been involved in such programs rarely since then, but have maintained > some knowledge of the protocol. I have somewhere a "Green Book" which has all > the tables and so on, but I have mislaid it. I had to make some changes to a > VTAM USS table recently and was looking for the specifications for the > control strings I could use. As I couldn't find my Green Book, I looked > online and could not see where IBM had this documented. > Hence my questions. > > The website that Sebastian found was really useful. > > Many thanks to all who contributed. I will try and butt out now. > Lennie > > -----Original Message----- > From: IBM Mainframe Discussion List<[email protected]> On > Behalf Of Seymour J Metz > Sent: 16 August 2024 12:56 > To:[email protected] > Subject: Re: 3270 programming > > I would start with RFC 2355, TN3270 > Enhancements<https://datatracker.ietf.org/doc/rfc2355/> > > -- > Shmuel (Seymour J.) Metz > http://mason.gmu.edu/~smetz3 > עַם יִשְׂרָאֵל חַי > נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר > > > > ________________________________________ > From: IBM Mainframe Discussion List<[email protected]> on > behalf of Mike Schwab<[email protected]> > Sent: Thursday, August 15, 2024 11:12 PM To:[email protected] > Subject: Re: 3270 programming > > https://www.ibm.com/docs/en/zos-basic-skills?topic=terminal-3270-data- > stream > Specifically listed but no link, > > On Thu, Aug 15, 2024 at 7:45 PM Tom Brennan<[email protected]> > wrote: >> I don't think TN3270/TN3270E protocols are related to this manual. >> They're basically just a layer used to pass the binary 3270 data >> stream back and forth. >> >> But Lennie has a good point. I have a printed copy -05 from 1990 and >> it's pretty beat up. I seem to remember it on an IBM doc site until >> (guessing) 2005 or so, then it was suddenly gone. Maybe someone made >> a mistake in removing it, because it's certainly required for anybody >> who wants to code their own 3720 screens, or simply wants to know how >> things work. >> >> On 8/15/2024 5:33 PM, Ken Bloom wrote: >>> 3270 is supported via tn3270 and tn3270E. That’s the protocol supported >>> by IBM OSA or Visara CCA3074 etc. You can probably find some old coax >>> manuals for native 3270. >>> >>> Ken >>> >>> >>> Kenneth A. Bloom >>> CEO >>> Avenir Technologies Inc >>> /d/b/a Visara International >>> 203-984-2235<tel:203-984-2235> >>> [email protected]<mailto:[email protected]> >>> http://www.visara.com/<http://www.visara.com/> >>> >>> >>> On Aug 15, 2024, at 8:22 PM, Lennie Bradshaw<[email protected]> >>> wrote: >>> >>> So if the protocol is still supported, and still used, and still a valid >>> programming interface, why is there no *current* manual available from IBM >>> documenting it? >>> >>> Lennie >>> >>> -----Original Message----- >>> From: IBM Mainframe Discussion List<[email protected]> On >>> Behalf Of Jay Maynard >>> Sent: 15 August 2024 23:02 >>> To:[email protected] >>> Subject: Re: 3270 programming >>> >>> I think IBM still supports 3270 access, if not the 3270s themselves. >>> >>> But if the data stream hasn't changed since the -7 manual was published, >>> there's no need for an update... >>> >>> On Thu, Aug 15, 2024 at 4:54 PM Paul Gilmartin >>> <[email protected]> wrote: >>> >>> On Thu, 15 Aug 2024 15:16:15 -0500, Mike Schwab wrote: >>> >>> There have been no updates. >>> >>> Does IBM continue to support the device? If not, there's little >>> business case to provide user's manuals. >>> >>> Regardless, some documentation is necessary as long as IBM products >>> depend on 3270 data streams. >>> >>> -- >>> gil >>> >>> -------------------------------------------------------------------- >>> -- For IBM-MAIN subscribe / signoff / archive access instructions, >>> send email [email protected] with the message: INFO >>> IBM-MAIN >>> >>> >>> >>> -- >>> Jay Maynard >>> >>> -------------------------------------------------------------------- >>> -- For IBM-MAIN subscribe / signoff / archive access instructions, >>> send email [email protected] with the message: INFO >>> IBM-MAIN >>> >>> -------------------------------------------------------------------- >>> -- For IBM-MAIN subscribe / signoff / archive access instructions, >>> send email [email protected] with the message: INFO >>> IBM-MAIN >>> >>> -------------------------------------------------------------------- >>> -- For IBM-MAIN subscribe / signoff / archive access instructions, >>> send email [email protected] with the message: INFO >>> IBM-MAIN >>> >> --------------------------------------------------------------------- >> - For IBM-MAIN subscribe / signoff / archive access instructions, >> send email [email protected] with the message: INFO >> IBM-MAIN > > > -- > Mike A Schwab, Springfield IL USA > Where do Forest Rangers go to get away from it all? > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, send > email [email protected] with the message: INFO IBM-MAIN > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, send > email [email protected] with the message: INFO IBM-MAIN > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, send > email [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
