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Father's Day soon approaches and one gift I'm thinking about is getting a SD solution for my recently obtained C64. Correct me if I'm wrong but the SD2IEC seems like a good option. My only question, power from cassette or Userport? I was going to go with the cassette port power but I figured I'd throw that out there for some C64 experts. Are there any advantages to getting one over the other?

Other than that, is there anything else I should be aware of before making the purchase.

 

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The only reason not to use cassette port would be for those masochists who like to reminisce and endure those tape loading times.

 

There's userport options to connect extra joysticks among plenty of other things so I'd be keeping it free.

 

So long as there's no great advantage of using the user port for SD2IEC then I'd definately use the tape port to supply power.

Tapes were the main media for a lot of users in Europe and the same (about slow load times) can be said about stock 1541 Disk Drives. A TurboTape file request the same time in order to be loaded when compared to a stock Commodore Disk Drive.

 

Apart from that, just keep in mind that the +5V coming out from the C2N is port is maximum 100mA: check if the SD2IEC requires more power.

 

 

Cheers,

Oge

As far as I know, both the cassette and userports have the same electrical characteristics. The joystick ports however may be weaker.

 

I've got a cassette port splitter for connecting two C2N's to duplicate tapes, but I've never used it. If the port is powerful enough to be able to drive two tape recorders at the same time, it should be powerful enough to drive both a C2N and power a SD2IEC as well. Of course it is possible that this splitter is out of spec and would be devastating to use, but I would think no manufacturer no matter how small would produce a peripheral that is dangerous to use.

  • 2 months later...

Father's Day soon approaches and one gift I'm thinking about is getting a SD solution for my recently obtained C64. Correct me if I'm wrong but the SD2IEC seems like a good option. My only question, power from cassette or Userport? I was going to go with the cassette port power but I figured I'd throw that out there for some C64 experts. Are there any advantages to getting one over the other?

 

Other than that, is there anything else I should be aware of before making the purchase.

 

I hope I am not to late with this advice. There is a great SD card device that uses the user port, and can even work with the C-128. I bought one of the UK1541 devices just a short time ago, but I am quite pleased with it:

http://www.retrocollect.com/News/sd-card-loading-uk1541-adapter-announced-for-commodore-64.html

You may be interested too.

I'm glad you responded and even if I did purchase something, your information will be valuable to others. After a bit of research, I ended up holding off. It seems the solution I was looking at had some limitation, particularly writing to the device from ths Commodore. I want a SD card solution that can be written to. Those are available but at about twice the price, which is currently not my price point. I will definitely look at what you sent me and thank you very much for doing that.

I'm glad you responded and even if I did purchase something, your information will be valuable to others. After a bit of research, I ended up holding off. It seems the solution I was looking at had some limitation, particularly writing to the device from ths Commodore. I want a SD card solution that can be written to. Those are available but at about twice the price, which is currently not my price point. I will definitely look at what you sent me and thank you very much for doing that.

 

 

I can recommend the uIEC/SD from RETRO innovations. The cool thing about it, is you can use either a microUSB cable to provide the power, OR the tape port. What solution were you looking at where it wouldn't be written to? the uIEC/SD basically allows you to have floppy disc images that you can switch between. You can create a blank disk image, and it is more than capable of writing to that.

 

 

I can recommend the uIEC/SD from RETRO innovations. The cool thing about it, is you can use either a microUSB cable to provide the power, OR the tape port. What solution were you looking at where it wouldn't be written to? the uIEC/SD basically allows you to have floppy disc images that you can switch between. You can create a blank disk image, and it is more than capable of writing to that.

I understand what you have said, but my take on what the OP wants is to able to write to the SD card from the Commodore computer, not the PC. This is a different kettle of fish, and I still haven't seen a resonably priced option for this.

Correct. I'd like to get something I can write to. I originally was looking at the ​SD2IEC but I'm glad I took a moment to read more about the devices to see that although this one was less expensive than the rest, it also had some limitations.

Uh.. isn't the SD2IEC series writeable from the Commodore? I have saved files to my uIEC/SD device, and I believe I have saved files to mounted D64 images as well. Do you have a particular use case where saving will not work, or where did you pick up the information you can't save files?

Hmmm. I could have sworn that I read that it wasn't writable from the C64 but I did a quick search and found someone who had so I'm a little confused. I'll have to see if I can find that page again.

There was also the issues with comparability. I read that programs had to be adapted to work with the device and that the competition, although more expensive, dealt with this issue.

Though probably not at your price point, the SD2IEC device that interests me is the C64SD v3.0 Princess FLC from Manosoft.

 

http://www.manosoft.it/

 

It's interesting that it has tap file support, which no other SD2IEC device has, to the best of my knowledge. I missed out on the C64SD v2.0 Infinity (which also had tap file support). Now I just have to wait until the v3.0 is in stock. :)

And I've had a number of SD drives -- an early version of the uEC/SD (and the uIEC/CF), the SD2IEC from NKCElectronics.com, a couple of SD2IEC's from England, even the 1541-III, the MMC2IEC, and PETdisk.

 

And they all read/write with the Commodore,

Robert Bernardo

Fresno Commodore User Group

http://www.dickestel.com/fcug.htm

Edited by RobertB

I'm not 100% about saving files in uIEC and SD2IEC. I was pretty sure that you can. You certainly can save files to disk images that reside on the SD card. IE, you create a blank disk image on the computer, and now when you mount it, you can save to that disk image, as if it were a real floppy.

 

Yes there are incompatibilities. Some games require the original 1541 drive or better emulation. However, they are available already modified to work for the most part.

To clarify, any program that tries to reprogram the floppy drive with a custom loader, is where the SD2IEC series will fail but the much more expensive 1541 Ultimate works. This is due to the 1541U has more expensive programmable chips that has the capacity to entirely emulate a floppy drive, while the cheaper SD2IEC series just simulate the higher level commands.

 

The SD2IEC firmware is designed to detect attempts to use some of the best known custom loaders so in some cases it can handle those appropriately, but any loader that differs from one of the major loaders will not work. Since many game and demo programmers find pride in developing their own routines instead of using what others already made available, this is a problem.

 

But as mentioned, if you download D64 images with so-called single filed games etc, compatibility will usually not be an issue.

 

I don't know about the UK1541 device, if it is a step inbetween the two and indeed offers the full, cycle exact emulation as advertised, but the answer shouldn't be more than couple of Google searches away.

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