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C64 Enthusiast


Joined: 05 Jun 2009 Age: 45 Posts: 868 Location: Fulton, NY
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Posted: Fri Jul 15, 2011 10:34 pm Post subject: |
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I'm all giddy like a school boy getting his....... well you get the idea.
Excellent progress Skoe. You Da MAN!
Can;t wait to get one to try out. _________________ |
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Immortal Grandmaster of C64


Joined: 30 Apr 2009 Age: 38 Posts: 3465 Location: Sweden
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Posted: Fri Jul 15, 2011 11:06 pm Post subject: |
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I feel the same and I wish I'll be able to afford it when it starts selling. |
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Newbie
Joined: 04 Mar 2011 Posts: 4
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Posted: Fri Jul 15, 2011 11:23 pm Post subject: |
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progress is looking good, i cant wait for one of these too...
sloopy. |
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Immortal Grandmaster of C64


Joined: 28 Jun 2007 Posts: 3633 Location: Qld OZ
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Posted: Fri Jul 15, 2011 11:52 pm Post subject: |
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Ditto Great progress.  I'll have too find a way of getting one of these once sales commence.
I wanted too add jiffy dos too the educator 64 without mods and here it is.
Thanks.
Shane _________________ Looking for a causal coder, Python/MYSQL/PHP/Java. PM Me  |
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Groupie in Training


Joined: 03 Sep 2009 Posts: 121
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Posted: Fri Jul 22, 2011 9:47 pm Post subject: |
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Today I released the hardware documents at https://bitbucket.org/skoe/eas...f3-kicad/. They can be opened with KiCad.
As I think the GPL is not very good applicable to hardware design documents, I release them under Creative Commons BY-SA (http://creativecommons.org/licenses/by-sa/3.0/)
There are some minor improvements on my todo list, but no technical changes.
A few days ago I sent one EF3+KERNAL to Jim Brain, another one will go to Enthusi, as he is one of the most active developers for EasyFlash.
In the next days I'll also release the VHDL files and software. They still need some features until they can be called "complete". Later this evening I'll add a BOM which shows that all parts are currently available and which may be interesting for Jim, in case he wants to manufacture these cartridges. _________________ |
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Groupie in Training


Joined: 03 Sep 2009 Posts: 121
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Posted: Tue Sep 06, 2011 9:49 pm Post subject: |
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This video shows the EasyFlash 3 including KERNAL in action:
http://www.youtube.com/watch?v=75epPrKpVqI
Didn't know that editing a video is so much work  _________________ |
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Master of C64


Joined: 10 Jan 2010 Age: 34 Posts: 1137 Location: Surrey
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Master of C64


Joined: 01 Jul 2009 Age: 40 Posts: 1097 Location: Melbourne, Australia
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Posted: Tue Sep 06, 2011 10:43 pm Post subject: |
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I can see the line stretching around the block to order this one, very nice indeed. _________________ |
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Immortal Grandmaster of C64


Joined: 28 Jun 2007 Posts: 3633 Location: Qld OZ
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Posted: Wed Sep 07, 2011 1:04 am Post subject: |
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Very nice video great demonstration.
Look forward too the release. _________________ Looking for a causal coder, Python/MYSQL/PHP/Java. PM Me  |
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Forum Junkie

Joined: 06 Jul 2009 Age: 30 Posts: 551 Location: Finland
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Posted: Wed Sep 07, 2011 7:11 am Post subject: |
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I've been sceptical over this whole "Kernal in cartridge" thing and felt it's basically nothing more than a way to install the treasured JiffyDOS for the incapable.
Now after seeing this demonstration I'm very impressed. If it were just for replacing the kernal I wouldn't bother, but the feature set is impressive! I'll probably get one when it's available. |
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Forum Junkie

Joined: 21 Mar 2009 Posts: 583 Location: Florida, USA
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Posted: Wed Sep 07, 2011 1:49 pm Post subject: |
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I am all over this!! Wow! Now the million dollar question, is there a way (via ML or BASIC) to "inject" the 1541 kernel via IEC? Basically wondering if that is possible then there is a true way to use JD on an SX64 without cracking the case.  _________________ Please call My C=ult BBS
maraud.dynalias.com:6400
AABBS 128 12.5c on a C128 and Rear Admiral Hyperdrive |
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Groupie in Training


Joined: 01 Jul 2007 Posts: 100 Location: New Jersey, USA
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Posted: Wed Sep 07, 2011 2:53 pm Post subject: |
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2 questions When and Where do I get ONE
Great work Skoe!!! _________________ -== Visit the Wizard"s Realm BBS ==-
Running Color64
telnet to wizbbs.dyndns.org:23 |
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Immortal Grandmaster of C64

Joined: 13 Oct 2004 Posts: 4702
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Posted: Wed Sep 07, 2011 5:30 pm Post subject: |
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| Quote: | | is there a way (via ML or BASIC) to "inject" the 1541 kernel via IEC? |
no. ofcourse not. _________________
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Grandmaster of C64


Joined: 10 Nov 2003 Age: 44 Posts: 2739 Location: Delaware, OH USA
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Posted: Wed Sep 07, 2011 10:18 pm Post subject: |
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Looks nice - I'm in line too  And, the C64 on that LCD looked great too. Going through some kind of box or does that montior have native S-Video?
Jerry _________________ My favorite game houses: Broderbund and Synapse. |
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Über Groupie


Joined: 14 Jul 2010 Posts: 353
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Forum Junkie

Joined: 21 Mar 2009 Posts: 583 Location: Florida, USA
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Posted: Thu Sep 08, 2011 2:40 pm Post subject: |
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| groepaz wrote: | | no. ofcourse not. |
Geez, sorry for my lack of omniscience. At risk of being given another, "NO DUMMY" answer I'll post one more question. Is it safe to assume then that all other "non drive HW modifying" fastloaders then only tweak the computer side of the IEC protocol while keeping it within scope of what the stock 1541 kernel can handle? _________________
Please call My C=ult BBS
maraud.dynalias.com:6400
AABBS 128 12.5c on a C128 and Rear Admiral Hyperdrive |
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Immortal Grandmaster of C64

Joined: 13 Oct 2004 Posts: 4702
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Posted: Thu Sep 08, 2011 5:23 pm Post subject: |
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| Quote: | | Is it safe to assume then that all other "non drive HW modifying" fastloaders then only tweak the computer side of the IEC protocol while keeping it within scope of what the stock 1541 kernel can handle? |
no, ofcourse not if you use another protocol, both sides will have to use it ofcourse. so usually these fastloaders send some code to the drive before loading. _________________
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Groupie in Training


Joined: 03 Sep 2009 Posts: 121
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Posted: Thu Sep 08, 2011 7:26 pm Post subject: |
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Let me add that these software-only fast loaders usually send only a few 100 bytes to the drive RAM and start it there. This adds some overhead at the beginning. They can't send more, first because it takes a while and second because the drives simply don't have much RAM.
Jiffy DOS (and some other speeders) replace large parts of the DOS inside the drive. That's why they can't send it to there. It would be too large for the RAM and even if the RAM would be larger it would take too long.
btw. A usable KERNAL with a software-only fast loader is EXOS. There are several others. _________________ |
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Forum Junkie

Joined: 21 Mar 2009 Posts: 583 Location: Florida, USA
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Posted: Thu Sep 08, 2011 8:11 pm Post subject: |
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That makes sense, thanks! Now you've made me curious and I'll need to do a windiff on the JD binary as compared to the original ROM to get an idea of the size of the delta. Perhaps it could be pared down to only have the IEC protocol mods, but leave out the stuff that handles interleave and such... _________________ Please call My C=ult BBS
maraud.dynalias.com:6400
AABBS 128 12.5c on a C128 and Rear Admiral Hyperdrive |
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C64 Enthusiast


Joined: 05 Aug 2008 Age: 61 Posts: 689 Location: Iowa, USA
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Posted: Thu Sep 08, 2011 11:32 pm Post subject: |
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But...but...I've just started using my EasyFlash and I have to upgrade already!
Jim, a licensing question: If I already have a switchable JiffyDOS kernal (bought from you) do I need to license a second image to use in the EasyFlash 3?
Also, I don't suppose this will work in c128 mode, will it?  _________________ airship
(Former Managing Editor, INFO Magazine) |
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C64 Enthusiast


Joined: 21 Oct 2003 Posts: 708
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Posted: Fri Sep 09, 2011 5:41 am Post subject: |
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Where's a good site or collection of KERNAL roms for the 64?
I have a turbo chameleon, and I've already had fun trying out the Japanese kernal and some of the other revisions. |
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Master of C64


Joined: 28 May 2002 Age: 39 Posts: 1186 Location: Toronto, Canada
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Posted: Tue Sep 27, 2011 3:52 pm Post subject: |
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A couple of questions...
1. Will the EasyFlash 3 play nicely with devices like the 1541 Ultimate and the IDE64? Using JiffyDOS on the EF3 and 1541U would be really handy.
2. Is there a mode where the C64 can simply boot up with your selected kernal, without having to go through the menu? |
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Groupie in Training


Joined: 03 Sep 2009 Posts: 121
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Posted: Tue Sep 27, 2011 7:54 pm Post subject: |
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1. Most probably not. The EasyFlash mode uses large ranges of I/O space and the KERNAL mode plays with several control lines. There may be a way to implement a kind of co-existence mode, but several points are difficult or even impossible to realize with the current design. I assume sooner or later the 1541U II or III will have this feature built-in.
IMHO a drive belongs to the IEC bus and not to the Expansion Port  Unfortunately there's still no good stand-alone 1541-compatible replacement with display and some buttons...
2. That's a matter of software. A way could be that the menu software jumps to a KERNAL immediately unless e.g. a key is pressed. That's a good idea but I'll have no time to implement it in near future. _________________ |
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Master of C64


Joined: 28 May 2002 Age: 39 Posts: 1186 Location: Toronto, Canada
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Forum Junkie

Joined: 23 Jan 2008 Posts: 438 Location: Indianapolis, IN USA
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Posted: Wed Nov 02, 2011 5:03 pm Post subject: |
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| Quote: | | IMHO a drive belongs to the IEC bus and not to the Expansion Port |
Of course, the 1541u drive IS on the IEC bus and not the expansion bus..... _________________
0110 0110 0110 - The number of the beast.... |
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