Bob, Have you got a link? I looked at ftp://bitsavers.informatik.uni-stuttgart.de/pdf/tektronix/405x/ and http://bitsavers.org/bits/Tektronix/405x/4052_firmware/ and didn't see anything
Monty On Thu, Jul 19, 2018 at 11:27 AM, Bob Rosenbloom via cctalk < cctalk@classiccmp.org> wrote: > Al has the 4052R12 ROM dumps up on bitsavers. > > Bob > > > On 7/15/2018 12:49 PM, Monty McGraw via cctalk wrote: > >> I have been recovering dozens of old Tektronix 4050 series tapes and found >> one with Fast Graphics software for the 4051. This software program >> jumped >> into 6800 assembly code and retrieved three bytes per vector from a tape >> file. Apparently this tape is a duplicate - and it appears that all the >> files bigger than 1KB have corrupt data. >> >> Apparently from the 4014 programmers guide - they had a set of demo >> picture >> files including a list with R2-D2. >> >> I have found Jos Dreesen's ftp tar file with some 4014 pictures - but I'm >> looking for an R2-D2 picture file that is on the tape I have but corrupt. >> >> I also discovered that Tektronix made a 4052/4054 R12 Graphics Enhancement >> ROM pack which included the Fast Graphics program in ROM. I would love to >> find one of those ROM packs - hint/hint :) >> >> I did recover one of the shorter picture files of Snoopy - but since I >> don't have a 4051, I can't run the Fast Graphics program on my 4052 or >> 4054. One of my buddies threw a C program together to convert the data >> file into Tek 4050 PRINT statements. >> >> I've posted the SNOOPY basic program and screenshots of running it on >> vcfed >> in a new thread: >> http://www.vcfed.org/forum/showthread.php?64726-Tektronix- >> 4051-4052-4052A-4054-4054A-Program-Archives >> >> I'm also still looking for a 4051/4052 Display Board. Mike Haas posted >> pictures here in Oct 2016 of lots of Tektronix boards including a Display >> Board - but I don't have any direct contact info for him. >> >> Monty >> >> > -- > Vintage computers and electronics > www.dvq.com > www.tekmuseum.com > www.decmuseum.org > >