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Type: Posts; User: nikola-wan

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  1. I have found a way to have a universal file...

    I have found a way to have a universal file format that works with both the 405x emulator AND the 4051/4052/4054 computers.

    The emulator was designed to handle 4051 programs that used the...
  2. New uploads - 4050R12 Graphics Enhancement Demo Tape files!

    I just added the complete set of ASCII programs and ASCII data files from the 4050R12 Graphics Enhancement Demo Tape to my github site:
    ...
  3. Tektronix 4051 (only) Music Program

    This program was on one of the old tapes that I recovered and uses the 4051 BASIC CALL "EXEC" command to play music in Motorola 6800 assembly code on the internal speaker.

    This program READs the...
  4. New Upload - Tektronix 4050 - Programming Aids T1 062-5971-01

    I had to modify my tape dump program to properly recover all the files on this tape from the Living Computers Museum.
    Previous tapes were ok - because the tape file size was MARKed at least one 256...
  5. Tektronix 4050 Series Application Library ---- CAD_D1 062-5977-01

    Now I have uploaded the second Tektronix floppy disk I got from the Museum: This time the entire contents of the CAD Disk D1.

    Here is a link to that folder on my Tektronix 4050 Program repository...
  6. Tekniques Vol. 7 No. 1 Disk D1 062-6715-01 now posted on my github repository

    I have just uploaded my complete capture of the Tekniques Vol. 7 No. 1 Disk D1 062-6715-01 that I received on loan from the Living Computers Museum in Seattle - to my Tektronix 4050 github repository...
  7. Great video! Very interesting SWTPC historical...

    Great video!

    Very interesting SWTPC historical background!

    I fell in love with the Tektronix 6800-based 4051 computer, using it in the 1970's - and have a working 19" 4054A that I have been...
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    Sounds like great progress! If you can’t find...

    Sounds like great progress!

    If you can’t find the unipak update -I should be able to program them with my 2B
  9. I have just created a new folder on my Tektronix...

    I have just created a new folder on my Tektronix 4050 Program github repository for the CAD_D1 files, including the abstract for the programs on this disk and the full user documentation for all the...
  10. Tektronix 4052/4054 - CAD Drafting Program

    I just received five 8 inch Tektronix 4050 program disks and four DC300 program tapes from the Living Computer Museum in Seattle - under loan agreement - to recover and post the programs for everyone...
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    I just got access to the yahoo group dataioEPROM....

    I just got access to the yahoo group dataioEPROM.

    The files included the family/pinout codes for the latest V27 for the Unipak 2B

    Here is the WSI device list for the 57C49:


    WSI 57C49 ...
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    I've got the same issue with the yahoo group. ...

    I've got the same issue with the yahoo group.

    However I found some Unipak 2B upgrade files:

    ftp://ttl.arcadetech.org/TTL/Test_Equipment/DATA-IO/UniPak2B/ROM%20Upgrades/

    The Unipak 2B folder...
  13. Tektronix 4051 4052 4052A 4054 and 4054A information

    Detailed information on the Tektronix 4050 series on the internet is fairly limited to a couple of wiki pages and scattered collector websites.

    The Tektronix 4051 Computer was the first of this...
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    I have a Data I/O 29B with v13 firmware. The...

    I have a Data I/O 29B with v13 firmware. The WS-57C49B shows the same family pinout code as the WS-57C49. Do you think I would have to upgrade my 29B to V17 or better as shown in a 1985 Unipak 2B...
  15. General Utilities Tape 1 Volume 1 - new recovered files

    I can't read the first files on my General Utilities tape, but I got a second copy and did a complete tape dump of all the files including headers and SECRET files :)

    posted on my github...
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    Learned another thing about the Tektronix 4050...

    Learned another thing about the Tektronix 4050 tape drives including the 4924 tape drive:

    The 4924 Tape Drive GPIB sequences above includes an "ERROR" command - that is undocumented. The...
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    Al Kossow posted his scan of the Tektronix 4924...

    Al Kossow posted his scan of the Tektronix 4924 Tape Drive Service Manual on bitsavers last fall:
    ...
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    Bill, Have you looked at the Tektronix 4051...

    Bill,

    Have you looked at the Tektronix 4051 GPIB Hardware Support manual on bitsavers?

    It has a section of example 6800 assembly code for the 4924.

    This section talks about EOF:
    ...
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    Any progress on debugging your 4052? I thought...

    Any progress on debugging your 4052?

    I thought the Diagnostic ROM Pack would run first - whether you have good ROMs or not (page 5 of the Diagnostic ROM manual second paragraph): "this option runs...
  20. Tekniques Vol 7 No 4 T2 files uploaded - this time with full documentation

    I just received another Tektronix Tekniques scan from the Living Computer Museum - this time for the Volume 7 Number 4 - Tape T2 complete documentation.

    Since my previous archive of this tape last...
  21. Air Defense 4051 Game

    Full documentation for one of the Tekniques tapes: Vol6 No1 Tape T1 has just been scanned by the Living Computer Museum at my request.

    I have created a new folder - including the complete...
  22. I used the HP 82161A HP-IL Cassette Drive and a...

    I used the HP 82161A HP-IL Cassette Drive and a couple of HP-IL cables on EBAY, and was able to load a 6800 Inverse Assembler into my HP 1630A.

    I also purchased a "PIL Box"...
  23. Here is a link to the Tandy MC-10 Micro Color...

    Here is a link to the Tandy MC-10 Micro Color Computer web-based emulator:

    http://faculty.cbu.ca/jgerrie/MC10/JG_MC_Text_Adventures.html

    Select "COLOSSAL" from the list of cassettes and then...
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    Actually I do have a memory map of the 4051 ROM...

    Actually I do have a memory map of the 4051 ROM entry points posted in the 4051 Assembler documentation on my Tektronix 405x program repository:
    ...
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    How is the tension on the tape you are testing...

    How is the tension on the tape you are testing with? If the tension is too low - you can't read the tape.

    If you pull open the spring loaded cover where the tape head contacts the tape and push...
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