The original Wylbur was linemode, but several vendors added full screen support 
for 3270. I don't know whether NIH did.

-- 
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
עַם יִשְׂרָאֵל חַי
נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר




________________________________________
From: IBM Mainframe Assembler List <ASSEMBLER-LIST@LISTSERV.UGA.EDU> on behalf 
of Phil Smith III <li...@akphs.com>
Sent: Tuesday, August 26, 2025 11:35 PM
To: ASSEMBLER-LIST@LISTSERV.UGA.EDU <ASSEMBLER-LIST@LISTSERV.UGA.EDU>
Subject: Re: 3277-1


External Message: Use Caution


XEDIT will still wrap lines if you SET VERIFY to a value greater than the 
physical screen size, sure.

I asked my oldest contact from UofW (in his 80s) and he doesn't remember what 
WITS used. WYLBUR, now that I think on't, was definitely
linemode:
change "x" to "y" in "z"

But he *thinks* WITS was also linemode, probably on 2741s. Pre-tube. I guess 
I'm showing my (relative lack of) age by thinking "it
must have been on a screen"!

-----Original Message-----
From: IBM Mainframe Assembler List <ASSEMBLER-LIST@LISTSERV.UGA.EDU> On Behalf 
Of Paul Gilmartin
Sent: Tuesday, August 26, 2025 10:28 PM
To: ASSEMBLER-LIST@LISTSERV.UGA.EDU
Subject: Re: 3277-1

On 8/26/25 19:21, Phil Smith III wrote:
> The 3277-1 was 12x40. How did people use that? Did editors wrap lines, thus 
> making it effectively 6x80? I've wondered this for
> literally decades but never remembered to ask!
     ...
When I first used XEDIT it wrapped lines, depending on the
bounds setting.

I believe ISPF never (even to this day) got the wrap ability.
The developers simply waited for larger terminals.  But
still, LRECL allows lines longer than any terminal.

--
gil


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