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computers / comp.sys.cbm / latest

How We Got Here

comp.sys.cbm

Posted: 6 Days 4 Hours ago by: DAVE DRUM

Fascinating video that one of my old customers sent to me. Well worth the time spent watching and appreciating. https://youtu.be/lP2ZBp9O0mk ENJOY!!!

Next SCCAN meeting - Saturday, May 21, 2022

comp.sys.cbm

Posted: 6 Days 18 Hours ago by: Robert Bernardo

Happy May, SCCANers! The next meeting of the Southern California Commodore & Amiga Network is Saturday, May 21, from 2 to 5+ p.m. at Panera Bread Restaurant 19662 Nordhoff Street Northridge, California (818) 407-94

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 10 Days 6 Hours ago by: Robert Roland

The most useful tool for troubleshooting a black screen C64, is the Dead Test Cartridge. Note that a black screen and a blank screen are fundamentally different. Throwing parts at it is a lottery. If you want to continue the lottery, th

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 10 Days 7 Hours ago by: Andreas Kohlbach

If there are no other solution I recommend Adrian's Digital Basement on Youtube. He appears to be a specialist when it comes to the C64 - and I remember he had to deal with a lot of "black screeners" and always found the culprit. Neithe

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 10 Days 12 Hours ago by: Kenzo

One book I have says a bad 6502 can also cause a black screen. I guess the moral of your story is you really have to troubleshoot electrically, just replacing arbitrary chips is not guaranteed to solve the problem. I have the documentati

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 10 Days 15 Hours ago by: phigan

I'm really liking this thread. Just wanted to chime in that I too have a C64 that powers on with just a black screen. I tried changing out the VIC and that made no difference. Even tested the original as well as relacement VICs in a know

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 11 Days 11 Hours ago by: Paul Förster

Hi Robert, On 08. May, 2022 at 13:44:25 CEST, "Robert Roland" <fake@ddress.no> wrote: I don't know if it always sits in a socket. If so, the easier is it to take care of it. Sometimes it also helps to check the soldering of either the so

Re: Any links or advice re. How to get the best video from C128? (thread)

comp.sys.cbm

Posted: 12 Days 2 Hours ago by: Robert Bernardo

The BIT-C-128 Video Dac http://www.bit-c128.com/ Truly, Robert Bernardo Fresno Commodore User Group - http://www.dickestel.com/fcug.htm Southern California Commodore & Amiga Network - http://www.portcommodore.com/sccan June 25-26 Commodor

Re: Powering up 28s and 64s that have been in storage for at least a (thread)

comp.sys.cbm

Posted: 12 Days 20 Hours ago by: Clocky

Cool! There are many facebook groups for retro computers generally and of course a lot of Commodore specific ones. If you're not on facebook consider joining up as there is a lot more traffic than there is here. Happy retirement :-)

Re: Any links or advice re. How to get the best video from C128? (thread)

comp.sys.cbm

Posted: 13 Days ago by: Andreas Kohlbach

I use the VICE emulator to emulate some of the Commodore 8bit family computers on a modern Linux PC connected via HDMI, including the C128. Just tested: The resolution doesn't changes. But looks like a C128. Starting DOSBOX, there the re

Any links or advice re. H

comp.sys.cbm

Posted: 13 Days 5 Hours ago by: Ron L.

I picked up a RGBtoHDMI from TexElec (https://texelec.com/product/rgbtohdmi-ttl/) for a different project. But I tested this out on my C128 and HDMI monitor and it worked great. Just remember that the 80 RGB connector on the C128 only w

Any links or advice re. How to get the best video from C128?

comp.sys.cbm

Posted: 13 Days 9 Hours ago by: Kenzo

I don't want to buy a CRT for many reasons. So I am stuck with composite, VGA, and HDMI led monitors. Is there any way to get high quality 80 columns from a C128 into those types of monitors? What is the recommended way to get the best v

Next FCUG meeting - Sunday, May 15, 2022

comp.sys.cbm

Posted: 13 Days 23 Hours ago by: Robert Bernardo

Happy Mother’s Day, C= and Ami aficionados! The Fresno Commodore User Group has its next meeting from 11 a.m. to 1:30+ p.m., Sunday, May 15, at Panera Bread Restaurant 3590 W Shaw Ave. (corner of W. Shaw Ave. and Marty Ave.)

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 5 Hours ago by: Kenzo

Thanks, I ordered a zoomfloppy today. Regarding the 1571 I should just replace the linear power supply with an SMPS. If the fuse is blown there must have been a reason. There is a meanwell that is a good match. And there are 4 electrolyt

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 5 Hours ago by: Robert Roland

It is likely that the power supply has failed. The 1571 has a very simple linear power supply. It should be easy to fix. There is even a fuse, winch needs checking. Also, the solder joints for the transformer can crack. The transforme

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 6 Hours ago by: Robert Roland

I have a Zoomfloppy. I definitely recommend it. The accompanying software (OpenCBM) does not provide a GUI, but there are 3rd party solutions available for free. I use cbm-transfer.

Re: Advice on the best dr

comp.sys.cbm

Posted: 15 Days 6 Hours ago by: Ron L.

Ya, if you run something like a fast loader that reprogams the disk drive, an SD2IEC won't work. The problem with both the SD2IECs and Pi1541s are they usually amateur-made. So quality and features will differ between them. I started w

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 8 Hours ago by: xxxx

You should try Pi1541 is much compatible than SDIEC

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 9 Hours ago by: Kenzo

Zoomfloppy? Looks great for converting physical floppies to D64 copies in windows and reverse?

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 13 Hours ago by: Kenzo

right, i misspoke about 1571, it is the first version and uses just iec power cord. but it won't power up. I have book on trouble shooting and repairing C64, but since I now have three working 128s, fixing the C64 work will be on back bu

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 15 Hours ago by: Robert Roland

From what I understand, the VIC2 is always in a socket. It is, however, likely to be one of those cheap single-wipe types which are notorious for having bad connections.

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 15 Hours ago by: Robert Roland

Wait. What? The 1571 has a built-in power supply. It is powered directly from the mains wall socket. You didn't plug the power supply into one of the IEC ports, did you?

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 21 Hours ago by: Paul Förster

Hi Kenzo, On 08. May, 2022 at 05:57:00 CEST, "Kenzo" <kjambrose@gmail.com> wrote: I'm not sure that you can use a 1541-II power supply with a 1571. I'd do some research before trying that because a bad power supply can not only not power

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 15 Days 23 Hours ago by: Kenzo

thanks paul, I also tried a commodore serial cable but still no luck for the first 1541 I tried. I had 3 other drives in storage which I retrieved and tested. A 1571, 1541, and 1541 II. The 1571 won't power up but using the same power

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 16 Days 15 Hours ago by: Paul Förster

Hi Kenzo, On 07. May, 2022 at 00:06:36 CEST, "Kenzo" <kjambrose@gmail.com> wrote: The usual suspects are: 1. Bad power supply of the external drive. 2. If you have a 128D, you may have a drive number conflict. The internal drive is #8.

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 16 Days 15 Hours ago by: Paul Förster

Hi Andreas, On 07. May, 2022 at 01:20:18 CEST, "Andreas Kohlbach" <ank@spamfence.net> wrote: yes, I highly recommend both, the SD2IEC solution to replace a physical drive, and VICE for emulation. If you use a Mac, there's also VirtualC6

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 17 Days 3 Hours ago by: Andreas Kohlbach

I should have a look at SD2IEC. Would had recommended VICE, which emulated the C128, C64, PET, VIC-20... And accepts .d64 files among others.

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 17 Days 4 Hours ago by: Kenzo

So my physical 1541 prevents the C128 from completing boot up when the drive is powered on and serial cable connected. If I kill the power to the drive while the 128 boot up is hung, the 128 completes booting. Same if I disconnect the se

Re: Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 17 Days 7 Hours ago by: Paul Förster

Hi, On 06. May, 2022 at 09:54:55 CEST, "Daniel Path" <Daniel Path> wrote: I second that. I love my SD2IEC. 👍 Cheers Paul

Advice on the best drive emulator?

comp.sys.cbm

Posted: 17 Days 12 Hours ago by: Kenzo

Can anyone recommend the preferred drive emulator for making use of .d64 files? I want to run the .d64 files on my 128 after I have downloaded onto my windows PC. I see various hardware on the Bay but not sure which will work on a 128 in ei

Advice on the best drive emulator? (thread)

comp.sys.cbm

Posted: 17 Days 19 Hours ago by: Daniel Path

Hello Kenzo, 06 May 22 07:56, you wrote to All: SD2IEC works perfectly with a c128, but i think any other device will do. :) Regards, -- dp

Re: Powering up 28s and 64s that have been in storage for at least a decade? (thread)

comp.sys.cbm

Posted: 17 Days 22 Hours ago by: Kenzo

I did have an aftermarket power supply, with cables attached to either power 128 or a 64. The first 128 I tried powered up no problems and composite video screen looks very sharp. I will try GEOS 128, and the 512k memory cartridge, and G

Re: Powering up 28s and 64s that have been in storage for at least a (thread)

comp.sys.cbm

Posted: 19 Days 20 Hours ago by: Clocky

Neh, just don't just a genuine C64 brick of death or at least use a power saver. If you're determined to use an original brick do measure voltages first, they are notorious for failing and taking out the computer.

Re: Videos from the Vintage Computer Festival East 2022 (thread)

comp.sys.cbm

Posted: 19 Days 21 Hours ago by: Robert Bernardo

Part 2 of the biggest C= group gathered in years! The 12 Commodore engineers and employees discuss their remembrances of working at Commodore Business Machines -- Andy Finkel, Al Charpentier, Benny Pruden, Bil Herd, Bob Russell, Carl S

Re: Videos from the Vintage Computer Festival East 2022 (thread)

comp.sys.cbm

Posted: 20 Days 22 Hours ago by: Robert Bernardo

Here it is... the main event! The biggest C= group gathered in years, 12 Commodore engineers and employees to discuss their remembrances of working at Commodore Business Machines. Andy Finkel, Al Charpentier, Benny Pruden, Bil Herd,

Re: Videos from the Vintage Computer Festival East 2022 (thread)

comp.sys.cbm

Posted: 21 Days 21 Hours ago by: Robert Bernardo

Commodore engineers Dave Haynie and Andy Finkel talk about Amiga computer development, telling the story from 1984 and then going throughout the years. Go to Haynie and Finkel - VCFE 2022 https://youtu.be/EGDt4aaeUQM Trul

Re: Videos from the Vintage Computer Festival East 2022 (thread)

comp.sys.cbm

Posted: 22 Days 21 Hours ago by: Robert Bernardo

This VCF East video has Commodore engineers Bil Herd and Albert Charpentier talking about the C= computers of 1977 to 1985. Go to https://youtu.be/FwYb1sXqylI Truly, Robert Bernardo Fresno Commodore Use

Re: Videos from the Vintage Computer Festival East 2022 (thread)

comp.sys.cbm

Posted: 23 Days 23 Hours ago by: Robert Bernardo

Another video, this time of Neil Harris as he talks about his experiences working at CBM and about Jack Tramiel. Harris of CBM - VCFE 2022 https://youtu.be/AAkBBuxh43w Back in California, Robert Bernardo Fresno C

Re: Videos from the Vintage Computer Festival East 2022 (thread)

comp.sys.cbm

Posted: 23 Days 23 Hours ago by: bernardoone@netzero.

Another video, this time of Neil Harris as he talks about his experiences working at CBM and about Jack Tramiel. Harris of CBM - VCFE 2022 https://youtu.be/AAkBBuxh43w Back in California, Robert Bernardo Fresno C

Re: Powering up 28s and 64s that have been in storage for at least a decade? (thread)

comp.sys.cbm

Posted: 24 Days ago by: Kenzo

thanks to all, very helpful!

Re: Powering up 28s and 64s that have been in storage for at least a decade? (thread)

comp.sys.cbm

Posted: 24 Days 19 Hours ago by: Anssi Saari

I especially seem to remember the old US C64 power supply can produce quite high voltage ripple and that can damage the computer. So testing the output with a scope would make sense to me.

Re: Powering up 28s and 64s that have been in storage for at least a decade? (thread)

comp.sys.cbm

Posted: 25 Days ago by: Computer Nerd Kev

Actually the extra ripple resulting from the voltage from the transformer being under the value of the voltage regulator could possibly be a problem with the electronics in the computers due to capacitors causing different voltages to exi

Re: Videos from the Vintage Computer Festival East 2022 (thread)

comp.sys.cbm

Posted: 25 Days 3 Hours ago by: Robert Bernardo

Some more videos have been posted! See McGann and his C64 emulator - VCFE 2022 https://youtu.be/8GpPacpNSAU Grip and Reverse engineering the C128 - VCFE 2022 https://youtu.be/XirYtA7aNao Back in California, Ro

Re: Videos from the Vintage Computer Festival East 2022 (thread)

comp.sys.cbm

Posted: 25 Days 3 Hours ago by: bernardoone@netzero.

Some more videos have been posted! See McGann and his C64 emulator - VCFE 2022 https://youtu.be/8GpPacpNSAU Grip and Reverse engineering the C128 - VCFE 2022 https://youtu.be/XirYtA7aNao Back in California, Ro

Re: Powering up 28s and 64s that have been in storage for at least a decade? (thread)

comp.sys.cbm

Posted: 25 Days 3 Hours ago by: Computer Nerd Kev

It should be OK so long as you don't connect any externally-powered accessories such as a disk drive when they're under test, in which case the voltage difference between the different devices could cause damage in various ways. Usually

Powering up 28s and 64s that have been in storage for at least a decade?

comp.sys.cbm

Posted: 25 Days 9 Hours ago by: Kenzo

I am bringing out of storage - not counting the actual computers - probably 5 large boxes of Commodore 128 and 64 hardware accessories, software, books. Collected mostly from the Bay over the past 20 years. For the 128 and 64 computers, s

Videos from the Vintage Computer Festival East 2022

comp.sys.cbm

Posted: 26 Days ago by: Robert Bernardo

My first 2 videos from the April 22-24 Vintage Computer Festival East 2022 have posted. See Stout and PC tools for C64 programming - VCFE 2022 https://youtu.be/nQTs_q8IkX4 Reinauer and the ReA4091 board - VCFE 2022 https://youtu.b

Re: Canonical List of Commodore Products (thread)

comp.sys.cbm

Posted: 29 Days 12 Hours ago by: Jim Brain

Thanks for maintaining the list. I am fully aware of the amount of work it takes :-)

Canonical List of Commodore Products (thread)

comp.sys.cbm

Posted: 29 Days 22 Hours ago by: Daniel PATH

//Hello MikeS,// on *23.04.22* at *9:17:55* You wrote in area *CBM* to *Bo Zimmerman* about *"Re: Canonical List of Commodore Products"*. +1 :) thanks Bo! Regards, Daniel PATH

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