Jiffydos

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Rom Port Cover – Original Part For Sinclair QL Computer. 4 kbyte/second are transmitted while JiffyDOS and a SD2IEC achieve 8. * Type: VIC-20 (NTSC). texi2html translator version 1. ) Got JiffyDos (hat tip to Jim Brain!) got the BASIC (thx Bo Zimmerman, although one The ROM's in the C64 and the original 1541 models are 24 pin and are not directly pin compatible with burnable 2732 or 2764 EPROMS. Also, some keys are used all the time, while others are To be fair, old C64, old disk images… there may have been some computer, drive and media age degradation involved with these crashes. 2. rom (note that you could also substitute jiffy. bin fixes a few bugs. Currently this drive has a 27128 rom so I thought it would be a matter of burning a copy of jiffydos I had ( which is a single file containing both dos roms ) to a 27128 eprom. So I had to modify JiffyDOS to get both JiffyDOS and a Danish layout at the same time. g. q. As announced this afternoon at World of Commodore 2012, RETRO Innovations has acquired the rights to offer Click Here Software’s port of JiffyDOS for the Commodore VIC-20, C16, and +4 machines, thus completing the set of JiffyDOS KERNAL replacement offerings. In my case, since I do not have any C64 tapes, then a JiffyDOS only machine is acceptable. It loads quickly with JiffyDOS (I just have to make sure that I remove the . This does mean that you might have to use a soldering iron if your ROM is not in a socket. JiffyDOS and GEOS. I made the exact same mistake before figuring this out myself! What you do need is the EPROM for any physical 1541 drives you may have connected to the unit to get the acceleration of JiffyDOS. gz 2009-08-18 84494 Documentation and software in Commodore 64 format, for setting up the ATMega8515 on the Commodore 64. Remember! If Yoy use JiffyDOS legalYou have to PAY for licence: JiffyDOS_C1541. But this time we are moving onto a piece of hardware that comes highly recommended for old disk based games and the latest homebrew titles, and that is the SD2IEC. I wonder if is an expected behavio If I replace the 1541 or 1541-II with their relevant ROMS and put the 64 kernal back to default then JiffyDOS doesn't seem to work. Using the Danish character generator alone with JiffyDOS wouldn't be enough - I'd have Danish characters but they'd be hard to get at. 6 kbyte/sec is 116 us/byte and 25 kbyte/sec is 40 us/byte. Skip to content. These are often used in games, or ROM mods like JiffyDOS, and it's inconvenient to have to press shift. Operation with an Eprom-based replacement circuit may cause permanent damage to the C64 Reloaded. 9. Head stepping sound now works in 1581 mode. For the 1581 ROM use a 27(C)256. Exact brand of ZIP or HDD mechanism affects speed slightly. JiffyDOS ROM Overlay with switch. 3b. The driver is for Linux. Internet media managament and control software for flash video broadcasting. Meanwhile, 8. The comments to other parts of this document are partially rewritten from 'The Bible', Commodore Reference Manual. 48 MB 268 Not rated JiffyDos C128 Installation Guide: August 2011 mhoney 536. 7% similar) I've offered a hopefully complete, written description and provided high res pictures zoom in please, as the are part of, to show what is being offered, but I don't claim be an expert any sort, so if more information required, please ask questions before bidding. Home; Amiga. The controller detects a device’s JiffyDOS support and can fall back to the Standard Serial protocol. Just remove ROM 901486-06 in socket UE12 (located near bottom/right of motherboard), and insert the JiffyDOS ROM. Successfully tested and used in the following configurations: KU-14194HB Silver label 3 different 250407 Rev B 2 different 250425 250466 + JiffyDOS 250425 + Epyx Fastload Reloaded Super Zaxxon -cartridge (An especially tricky cartridge for PLA) other unknown boards Video of the chip Current stock is the Philips -version, from year 1998. 96 kB 288 Not rated JiffyDOS BlueChip-BCD Installation Guide: August 2011 mhoney 1. It will only identify the original CBM ROMs. bin +JiffyDOS_1541-II. For any other layout, select default and patch the file manually afterwards. Add To Cart. n should be displayed. In order to use The Automatic Proofreader with JiffyDOS, however, I find it necessary to make two small changes to the program since JiffyDOS alters the vector found at 772 and the Proofreader checks this vector twice to identify which machine is being used. 00. Just like the original EasyFlash, the design is open source, so basically anyone is able to start   s-jiffydos. 11 May - Major update to Full Screen handling (ALT+ENTER) Fixed some weird behavior when using Java 11 of Windows when toggling full screen mode on setup with 3 monitors. However, you need to note that not all classic Commodore 64 games or software will work. 88 kB 324 Not rated JiffyDOS If you have JiffyDOS installed in one of your drives, you should choose this. Alderville Computer Enterprises PO Box 705 30 Alderville Lane Tiverton, Nova Scotia B0V 1G0 CANADA Phone & Fax: (902) 839-2250. Note that the JiffyDOS system consists of two parts: the computer (KERNAL ROM) part and the disk drive (drive ROM) part. 3 JiffyDOS is started by default. Commodore 128, works well (see Wheels 128 and File Browser photos). Dejdżer / Digga faved this This photo is in 1 album. . 318045-02. CoolROM. From the vice-3. You will now get all features of the Dolphin DOS kernal in combination with the JiffyDOS IEC Coverleaf 0 Identifier Jiffydos_C128_Installation_Guide Identifier-ark ark:/13960/t59d38m8g Ocr ABBYY FineReader 11. Another DIY tutorial wherein we demonstrate how to install JiffyDOS into a Commodore 1571 floppy disk drive. This project is a 3 on a difficulty scale of 1 to 10. If you have JiffyDOS type this: 10 poke53281,0 Save it as ^ (that’s the up arrow) on your main disk you will be editing from. Drive roms need to be obtained yourself. 0 inside. Weblinks the JiffyDOS fastload routine, it finally works without any lost bits or bytes. Owning JiffyDOS also gives you access to some of the best product support available. rhe alternate scz. 65816 I want use the 65816's ability to address up to 16 MB of course. The problem is the 2364 is not compatible with any EPROM pinout unlike the C64c so this adapter is necessary. se), also known as Harlekin/FairLight. The KERNAL can be replaced by alternatives, such as JiffyDOS, fastloading routines can be added via plug-in cartridge to speed up software that uses the standard KERNAL routines, and software can also bypass the KERNAL altogether by writing their own faster routines. Some of which I don't want to miss: - CTRL-K deletes all characters from cursor to end of line. Most 1541 alternatives ( 1581 , MMC2IEC , ) are faster than the 1541 even with original routines. Discover the growing collection of high quality Most Relevant XXX movies and clips. £599. FIXME one hell of an article likely coming up Binaries. The diagnostic 586220 does a checksum on the kernal ROM to verify if it is ok. Naturally you don't get the speed >advantages if your C64 has a stock kernal. ONE (1) JiffyDOS v6. This is the SX-64. If you do not find your question here, if you want to add something to a certain answer or if you just want to give a comment, e-mail me! Attention: The SuperCPU Troubleshooting-Section is STILL TO COME, so don't be suprised that it's not there. The SD2IEC is an SD CARD reader This is less of a “how to mod up Color 64” and more of a LPT. bin+jiffydos. Finally, the updated binary file was saved as ‘icomp+kernal+jiffydos. Device allow play in your favorite commodore game. Mobile optimized. d64. ajni2src. JiffyDOS 1571 V6. Watch Fail porn videos for free, here on Pornhub. No matter what you’re looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options. Mar 12, 2013 As the Flyer is JiffyDOS compatible and the standard Commodore serial transfer rate is so woefully slow I decided to order a JiffyDOS upgrade . Compare. I did some experimenting with it on how to make the best use of it if the nicely accompanying JiffyDOS is not present. See nlq. JiffyDos is a highly recommended drive rom that can be used, and can be purchased from here for a nominal charge: JiffyDOS. Check the TFW8B store for more information and buying this great retro product for C64 users worldwide the the prices are very fair for this product. The JiffyDOS is a bit strange becaue the LOAD command defaults to drive number 10 (that's the SD2IEC) - the first device on the bus but DLOAD tries to use drive number 8 resulting in ?DEVICE NOT PRESENT ERRORs. The parts concerning JiffyDOS have been commented by Magnus Nyman (magnus. The JiffyDOS situation has yet another facet: To provide interoperability with a JiffyDOS-enabled C64, it is just as necessary to have the complete C64 character ROM as for a non-JiffyDOS-enabled C64. Creative Micro Designs (CMD) was founded in 1987 by Doug Cotton and Mark Fellows. Second hand With German manual Illustration Purchase JIFFYDOS kernal for Commodore C64II from SellMyRetro. Commented dis-assembly of the CMD JiffyDOS v6. Switchless JiffyDos replacement rom for Commodore 64 Breadbin (Longboard) Switch between the original C64 kernal and Jiffydos Kernels Default is Jiffydos. 0 (Extended OCR) Pages 6 Ppi 600 Scanner (Coming soon) Downloadable SD card images available through the "Download" tab do not contain ROM files (ie: drive ROMS or JiffyDOS roms). What is VICE? VICE is a program that runs on a Unix, MS-DOS, Win32, OS/2, BeOS, QNX 4. The JiffyDos kernal file must be named "JiffyDOS_Kernal. You need to remove the original ROM and solder socket DIL28. Find many great new & used options and get the best deals for Commodore 128, SD, VGA, JiffyDOS, 1571, 2xSIDs, WiModem, RAM, Mouse, Books (EUC) at the best online prices at eBay! the JiffyDOS Keznal Selector Switch. I used 2 turned pin sockets, a 24 pin and a 28 pin one. * Activated REU option so you can use REU images In order to use The Automatic Proofreader with JiffyDOS, however, I find it necessary to make two small changes to the program since JiffyDOS alters the vector found at 772 and the Proofreader checks this vector twice to identify which machine is being used. JiffyDOS inboth C128 and C64 modes. Turn the C—64 and then back ON agn£n. And yes – this is your JiffyDOS on a stick . Full set of partitioning tools and DOS commands. You will now get all  Jul 4, 2008 Closeup of SX-64 Kernal JiffyDOS chip. I keep being unpleasantly surprised by these issues and then forgetting the details as I just avoid the whole business for a few months. bin +JiffyDOS_C64. In line 11090 you can change the address of the UART in memory. Credits: - Jim Brain for allowing me to publish the source code for JiffyDOS Switchless JiffyDos replacement rom for Commodore 64C (Shortboard) Switch between the original C64 kernal and Jiffydos Kernels Default is Jiffydos. Pic. Coverleaf 0 Identifier JiffyDos_V6_Users_Manual Identifier-ark ark:/13960/t6xx0rg8c Ocr ABBYY FineReader 11. 1541, 1571, 1581) whether or not they are equipped with JiffyDOS ROMs. Of course there is some sort of detection inside the drive code that detects if the host computer has JD inside or not, but almost *every* drive ROM I have JiffyDOS v5 installed in my Commodore 64C and a Turbo 1541 3rd party drive. de for details on S-JiffyDOS. However, this will not make any difference to the internal drive, except to disable it, since you would need a C65-version of JiffyDOS to have it not clobber the routines that talk to the internal drive. The theoretical maximum is at about 20-25 kbyte/second. V1. Ultimate Modded VIC20• Goal: Maximize convenience, capability and fun when using the VIC20, without sacrificing the overall experience. So here’ s the picture: A C-128, SuperCPU plugged into it, a R AM Link plugged into that. Icon Name Last modified Size Description. If you have JiffyDOS type this: 10 poke53281,0. I went from cartridge-based fast-loaders to JiffyDOS because it accelerates everything, including RELative files (for BBSes, in particular,) and because it freed up the cartridge port for an REU. $16. The 128 set contains three chips; the 64 set contains two. Commodore 1581 emulation supported since V1. : Commodore Plus/4, Jiffydos, New ROM ENG, HUN, 1541-II floppy normal/Jiffydos. Here's the necessary hardware: FPGA Kit DE-10: https://amzn. So it’s easy. JiffyDOS speed is excellent, but I also like the DOS wedge you get with it. With just a few simple tools, this procedure cane be accomplished in just a matter of minutes. 01. Once you've applied the patch to create a new ROM, you can use that ROM with something like an EasyFlash 3, Ultimate 1541 or Turbo Chameleon to make it your Commodore 64's default Kernel. If you only have JiffyDOS in your drive but not in your computer then there's no benefit. It's been already a while since I got the uIEC - one of the available hardware running the sd2iec firmware. An updated disk operating system, it maintained broad compatibility  Description. It speeds up disk operations and adds easier to use commands to work with the disk drive and floppies. The JiffyDos drive kernals must be named "JiffyDOS_C1541. Note that the JiffyDOS system  Apr 10, 2014 After I had upgraded the Commodore 128 with JiffyDOS and made some tweaks, it was time to turn my attention to the Commodore 64c (the  Apr 1, 2015 LogicDeLuxe combined Dolphin DOS and JiffyDOS to make a more user friendly combination of the two disk drive systems. Hi, someone knows if there is a core or similar that works as a "file explorer" for the files on the sd card, to move/rename/delete directly from the mist without remove the sd and insert it in the PC every time, that would be great You searched for: ibm manual! Etsy is the home to thousands of handmade, vintage, and one-of-a-kind products and gifts related to your search. Enter the filename of the original Jiffydos ROM. It will then load CBMFileBrowser using standard ROM routines. Copy your JiffyDOS Kernal and 1541-II rom images to the SECOND partition. This ROM replacement provides OS shortcuts, faster load times, etc. To assemble the source "BS 1. If you have ever used a Commodore 64, you know that the load-times are horrible. copy /b 901226-01. 01 DOS Kernel ROM for Commodore 1581 Floppy Drive. Fixed some bugs with VIC 20 serial outthat was causing JiffyDOS to misbehave. gz 2009-08-18 131462 André Fachat's IEEE 488 interface for the PC's printer port. Problem 2 - JiffyDOS is a kernal replacement and has the normal keyboard layout. 01 Installed CMD at the best online prices at eBay! Internet media managament and control software for flash video broadcasting. Section 3, “Using JiffyDOS”, gives you instructions on how to enable and disable Next I dremelled out a small hole in the side of the c64 case to house the new toggle switch and also soldered the JiffyDOS fly leads to said toggle switch. - IEC Cable. cc. Tweet with a location. If you want to switch back to original rom hold the restore key while switching on the Commodore 64 Just remove the IC at U4 , then plug this switchless JIFFYDOS board into the socket at U4. S-JiffyDOS online patcher - dtvforge. bin" and "JiffyDOS_1571D. 7 C128 Option ROMs including Basic 8 (Hold CTRL on boot to activate) KeyDOS (Hold ALT on boot to activate) Servant (Automatically runs) Super Chip A (Press HELP to activate) Super Chip B (hold CTRL on boot to activate, 80 col required) GEOS (rom only, original disks When it comes to JiffyDOS, there are so many options, you should open the case of your commie and look to see if the chips is socketed or not. I went from FastLoad to Warp Speed since v2 works with 1581s, and for the machine language monitor (how I learned 6502,) then to JiffyDOS. A chip C64 with JiffyDOS 6. bin if you are using jiffyDOS). 6 kbyte/second. This file will go into my own EPROM shortly… I bought a suitable 27C256 EPROM on Ebay and placed it in the Universal Programmer. 25″ diskettes that I still own, I had to modify this drive with a JiffyDOS kernal ROM which I got from  May 13, 2006 JiffyDOS benchmarks. With Steve Ellmore. JiffyDOS allows the use of multiple dissimilar drives (i. Select ‘Use as Drive ROM’… So now we need to set both drives to use a custom 1541 ROM. ROM Media in category "JiffyDOS" The following 19 files are in this category, out of 19 total. Et ça, c'est évidemment une "Satire du Jedi" !Satire une nouvelle fois réalisée avec l'indémodable TVPaint, sous MorphOS, pour fêter le retour du Jedi (elle était facile) à l'Alchimie ! In principle, the MEGA65 will be able to run any C64 or C65 ROM. The Original 1581 ROM is 318045-01 aka 312558-01. C64 ROMs. The RR-Net MK3 works now directly at the expansion port of the C64 or it can be plugged into the expansion ports of the MMC Replay, MMC64, Retro Replay or the new Turbo Chameleon 64 and allows connecting the C64 to an intranet. - And since the JiffyDOS speed routines are smaller than the Dolphin DOS equivalents, there was room for some nice power up message, inspired by the C65. Posts about JiffyDOS written by stiggyworld. com New Commodore 64 Reloaded MK1 PAL Power supply and switchable Jiffydos . There is a lot of software available: The links to programs/plugins/tools were last reviewed on 01. This is a fairly straight forward procedure - obtain EPROMs, burn the (legally obtained) JiffyDOS images and swap out the C64 and C128 kernal ROMs with the new versions. img then you can get it here. The 2764 and 27128, once programmed, have essentially the same pinout with ONE address pin being different. 99. 5 Amps) Will Ship international (Please contact me for accurate postage costs Provides its own copy of JiffyDOS, allowing accelerated operation with any other JiffyDOS-equipped disk device, as well as shorthand commands to conveniently access any other connected storage devices. err. No PO Boxes. Software drive swap between drive 8 and 9, defaults to 16. nyman@telia. Changing the inserted cartridge typically requires a hard power on/off. JiffyDOS is a Disk Operating System (DOS) enhancement which gives your C-64 or C-128 the disk access speed it has always needed. Next, we need to navigate to our JiffyDOS ROM Image and hit Return. jpg 31-Jul-2018 11:11 46K [ IMG]  At the end of last year skoe released the EasyFlash 3 design. bin. CMD 512K RAMDRIVE: Portable 512 K RAM Disk for the C64/C128 line of computers. I'm basing this off the SDL version of WinVICE which I use with Windows 10. There are a number of excellent websites and forums dedicated to the Commodore 64 range, including the ones with links at the bottom of my Commodore 64 About page, these sites will almost certainly cover the subject far better than I could hope to. This is OldSoftware. 01 installed. JiffyDOS is a drop-in replacement ROM chip for the kernal which fixes the poor performance of the serial interface to the disk drive. These commands create either a copy of the original C64C ROM from its constituent ROMs, or a modified ROM with JiffyDOS. of various Commodore computers, drives and peripherals. 40. org_2011-03. C64 (New Style)/C64C (28 pin socket). £7. First, grab the ROM images: JiffyDOS 128 & C128 Kernal JiffyDOS 64 & 64 BASIC/Kernal These two binary files have been created for use with a 27C256 or 27256 EPROM. Download. Welcome to my pages about the Commodore 64, or more specifically, my Commodore 64C. I’ve since studied many different languages, including Swift, Objective C, C++, PHP, JavaScript, MySQL, HTML, Pearl, Python, VB, and several more. The 586220 was used since i have done an reassembly/disassembly of it earlier. bin" and placed in the "Drives" directory. The website is so simple to navigate, anyone can use it! Today i have installed JiffyDOS into my C64 Ragtop. com's C64 ROMs section. They have produced a fix ROM for the 1280 Desktop machines. Car Craft Auto Detailing 532,989 views JiffyDOS is a Disk Operating System (DOS) enhancement which gives your VIC-20, C-16, PLUS/4, C-64, or C-128 the disk access speed it has always needed. Philips Norelco HQ8 Dual Precision Replacement Heads 75020018489,Commodore Vic-20 PAL Version Jiffydos Switchable *1 Months Warranty included*,(300ml) - Cowshed Dirty Cow Freshening Hand Wash 300ml/10. It also includes the source codes of binaries created by third parties for the mentioned equipment, for example: JiffyDOS. So what is the situation? Can I include the C64 character ROM or not, and if so, where should it be copied from? I think the answer is clear as mud. bin" and placed in the emulators "C64" directory. TheOC-118N with JiffyDOS v5. commodorefree. I £ the selector switch is in the JitEyDCS position, the power—up message will axrrroos,'64 5. This page offers automated nightly builds of WinVICE, an emulator for Commodore C64, C64DTV, C128, VIC20, practically all PET models, the PLUS4 and the CBM-II (aka C610/C510) 8-bit machines. If have already set up an SD card and are just looking for the latest kernel. This allows an un-modified C128 to communicate at high speed with any device that supports JiffyDOS (either a classic disk drive upgraded with JiffyDOS ROMs, or a device that natively supports JiffyDOS like the uIEC). bin custom. Commodore 1541, 1571 and 1581 disk-layout emulation modes JiffyDos is the best overall fastloader solution available for most Commodore computers, but JiffyDos is a ROM chip that needs to be installed inside your computer. These two changes will create a mini Plus/4. x\DRIVES\dos1541 folder in Vice, copy the file dos1541 to the root of your micro SD card and then rename it to d1541. In principle, the MEGA65 will be able to run any C64 or C65 ROM. This document is a dump of JiffyDOS version 6. I will also cover how I managed to get JiffyDOS installed (with a switch to revert to the original kernal), which also involves creating a new kernal ROM for the 1541 floppy-drive. c64. 1:22 New ROM Esc key functions. 13! JiffyDOS v6. O. Regular breadbin model, but it's got one key modification done: Jiffydos! I've also got a switch installed so that you can switch between the normal C64 BASIC ROM and Jiffydos easily. Remember that you need a matching disk drive ROM image if you want full use of all JiffyDOS features. The C-128 image consists of both the JiffyDOS 128 code and the original Commodore 128 Kernal ROM (P/N 318020-05). After 2001 it sold PCs and related equipment. Full screen settings available under General tab of Global Settings. 7. Obviously I'm not at all afraid of opening up the machine and installing JiffDOS, even through I'll  Mar 13, 2016 Installing a JiffyDOS. To switch between Kernals, the RESTORE key must be pressed for 3+ seconds. Done. Introduction. In lines 30 and 90, change IF VE = 17165 to IF VE = 61137. • Turned out to be very handy for rapid cross-development!• Then I placed an order for a ZoomFloppy and a JiffyDOS ROM for the drive at Retro Innovations. Yes, the 64mini version of Vice is using the 1541-II disk drive emulation. Default(standard) and optional SWE/FIN keyb layout. Then when a image is selected it detects the drive also has JiffyDOS and uses it. com. You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. JIFFYDOS - REVIEWED by Joe Griffin. For those that don't know, JiffyDOS is a ROM replacement for a Commodore 64 (and 128, I believe) and its 1541 disk drive. Bus arbitration is unchanged. After I had upgraded the Commodore 128 with JiffyDOS and made some tweaks, it was time to turn my attention to the Commodore 64c (the new slim version). The Ultimate Modded Commodore VIC-20 Leif Bloomquist World of Commodore 2012 2. All new JiffyDOS routines are specified in the text. JiffyDOS 6. 59 MB. CMD HD or CMD ZIP 15-20 KB/sec RAMLink Parallel Bus Supplied by RAMLink There is no "stock" loader. 0 (Extended OCR) Pages 29 Ppi 72 Scanner Internet Archive Python library 1. S89,P" (C64 BASIC program) yourself, you have to have my @ASS assembler at $7000 in memory (or change the SYS statements in the source to the correct address). Together with a uIEC cart for storage and a mini-flatpanel screen from a portable CD player I will have a nice portable Commodore system that I can travel with on an airplane, etc. lnx 2009-08-18 19934: S-JIFFYDOS ist ein C64 Betriebssystem, das im C64 oder einer Flash 8 in einem Eprom laeuft. Welcome to our store, home of Coprolite Computer By-products, your go to source for all things Commodore (no Amiga) related. ) Internally mounted a uIEC/SD — a great sd2iec-based device for mass storage from Retro Innovations. Besides that, there are some real convenience features in Dolphin DOS. So turn the C64 on and off. While I don't use JiffyDos myself from within WinVICE, I do believe you can change the drive and kernal ROMs within VICE by hitting the F12 key, and making some selections. ie only works with the C64 JiffyDos kernal replacement (JiffyDOS_C64. Minor corrections have been supplied by the sir. * Customizable colour scheme. . When using both side by side, it is especially annoying that the F keys have different functions. While the device is awesome, I felt the documentation was less than stellar. A chip-for-chip replacement for the Kernal ROM in your computer and the DOS ROM in your disk drive(s), JiffyDOS achieves levels of performance and compatibility unmatched by other disk speed-enhancement products. On Tue, 19 Oct 2010 05:07:27 -0400, DMackey <n2dvm@NOSPAMarrl. bin is the upper half, and replaces 901229-0x on older 1541 drives. 15oz. All other (even good, for example JiffyDos) kernals will be marked as “BAD”. Commodore Compatible “Hard Disk Drive” Alternatives – Compared to the Original 1541 Floppy Feature / Function Original 1541 CMD HD CMD RL IDE64 (v3. All new JiffyDOS routines are specifyed in the text. JiffyDos 1581 Installation Guide: August 2011 mhoney 1. : JiffyDOS Mod for Dolphin DOS Kernal by LogicDeLuxe. Nice article. System Rom name Type PAL/NTSC Creator CRC32 Note Size in KB; VIC20: 901460-02: character: Commodore: FCFD8A4B: 4: VIC20: 901460-03: character: Commodore: 83E032A6: 4 A while ago I upgraded my Commodore 128 by installing JiffyDOS. In some cases it accesses the C64, in others it doesn't. Es ist ein Patch fuer JIFFYDOS. up the . Supports jiffydos, geos, final cartridge iii, exos, turbodisk, epyx fastload, speeddisk and dreamload fastloaders! D. I first noticed this problem when I tried to run the Super-C linker. de l'Alchimie 13!. Description. If JiffyDOS were being coded all brand new today, it wouldn't have been a problem, but there are a lot of 1541's and other The C64 KERNAL part of the JiffyDOS system can be “installed” externally using the EasyFlash 3 cartridge. 2013 and will not be updated in the future. bin’. I made two videos when I installed my JiffyDOS into my Commodore 64 and the 1541 disk drive. This can be replaced easily. Worth every penny to add to my collection. I have an Excelerator PLUS disk drive that i'd like to put JiffyDOS into. This part of my site contains source codes of the Kernals, (EP)ROMs etc. This is solely intended to register your Commodore SX-64 with its specifications. x\C64 folder, copy the file chargen to the root of your micro SD card. Improved compatibility with 1581 (especially when using 1581 JiffyDOS). to/2COH4QN USB Hub The only USB port accessible to us is the MicroUSB port in the front, all the way to the right. zip 2009-08-18 34561 IEEE2IEC firmware source code lptiec-0. Sidplayer was the most popular Commodore 64 music system in the U. Fast loaders like JiffyDOS are fine as they will detect that the drive is not responding to its fast-loader. It will speed up file copying in manager, for CMD HD and CMD FD too. net> wrote: >Anyone know if there is a JD ROM for an FSD-1 Floppy drive? Just >picked one up on ebay and want JD in it. So if you own JiffyDOS ROMs, they should work. When you press F12, you get a text window that appears and allows you to make changes. Sometime back I modified my C64c with a switch to change between the original kernel and the JiffyDOS kernel. JiffyDOS can be installed on disk drives regardless of device number, and devices numbers can be changed on JiffyDOS drives via software or hardware with no problems. It’s much more than “just” a KERNAL on a cartridge. In a Jiffy! Using the new Reloaded MK2 motherboard for the C64 in combination with the 1541 Ultimate II+ cartridge has made it ridiculously easy to use Jiffydos without the fuss of opening up hardware and lifting chips from sockets. Larger / More Photos. What I don't know is how the SCPU behaves when accessing an address. When the jumper is removed, JiffyDOS is the default Kernal and the CBM Kernal can be selected using the RESTORE key. This is essentially how you make a JiffyDOS for a VIC-20/C64 or 1541 drive. Put JiffyDOS to DIL28 socket and solder Reset (red wire) and Restore (white wire) to R3 pin and +. Config. 01 Part 6: JiffyDOS [1985] (coming soon) JiffyDOS, a 3rd party ROM patch for computers and drives, replaces layer 2 byte transmission of Standard Serial by using the clock and data lines in a more efficient way. On Sun, 11 Jul 2004 15:06:33 +1000, you wrote: >what he means is that you can use a JiffyDOS upgraded drive on a non >JiffyDOS C64 without any problems. Those of you who have read my Seven-and-a-Half Bits column in this issue will have seen that I sing the praises of Creative Micro Designs ( of Wilbaraham, Massachusetts). The speed increase in JiffyDOS only works if you have a ROM in the computer and one in the drive. Play simple games at The Simple Arcade. Once that is ascertained, simply match the JiffyDOS setup to your circumstances. - German Manual. ajni2idi. The latest binaries for setting up an SD card can be downloaded here. And that led me to put together this resource to help others who are first experimenting running SD Cards on the Commodore series of computers. com serial register. That didn't work so I decided to read out the original Excelerator rom and EEVblog #411 - MiniPro TL866 Universal Programmer Review - Page 42 Anyways. I recently purchased an SD2IEC from from The Future was 8-bit. 0 Turn the C—64 and then place the selector switch in the other position. www. cart solution! Seriously, calling EasyFlash 3 just that is a vile devaluation (and I’ve seen it already happen). JiffyDOS-equipped disk drives can be used interchangeably on different JiffyDOS-equipped computers (for example, a C-64 and C-128), or with stock computers. bin BOOT. 01 Users Manual. Projects with old computers. " Famously went at "get out and push" speed for the C64 FDD. BTW if you don’t want to mod your board with JiffyDOS, EasyFlash is a good option as it can load the ROM in on power-on from the cartridge. rar will contain: . Works Great. JiffyDOS SX64 ROM Overlay Image Set. 01, which seems to be the latest (made by CMD in 1989). Nothing else is included. Keep in mind tape images will not work when Jiffydos is activated. e. Which shouldn't be a problem, because everyone says that JiffyDOS is the most compatible replacement you can get for CBM-DOS. tar. What is the biggest difference to other SD2IEC kernals we here you ask? It has the fast I/O routines of jiffy intact, filebrowser, filecopier, md64/71/81, customizable f-keys and colours! Features: * Jiffydos protocol and DOS wedge. Most breadbin C64's had all their chips in sockets where-as most C64c's had chips directly soldered to the board. Item number: HW0084. bin is a 16K file, for the 1541 JiffyDOS_1541. 52. Keep in mind: Use at your sd2iec rev 0. So are you trying to go top IEC speed? Ultimate Modded Commodore VIC-20 1. Recommended picks Here are presented some EasyFlash tailored and compatible releases that, we think, are highly recommended content for your EasyFlash cartridge! We do not host these files here, but you can find them and a lot more from e. May 13, 2018 JiffyDOS is an enhanced DOS for the C64, SX-64, and C128 computers. Kernal_ROM_all_rr. COM. bin and JiffyDOS_1541-II. I also got a really good deal on a second un-boxed 1540 drive, but unfortunately that one had its ROM chip changed to act like a 1541, and needed a bit of work on the actual drive mechanism. x, QNX 6. The SuperCPU FAQ - find answers to your questions. com Fixed some bugs with VIC 20 serial outthat was causing JiffyDOS to misbehave. JiffyDOS  Nov 24, 2017 Jiffydos is great. I then returned to the TOP853 Universal Programmer software. FB (CBMFileBrowser) can now be used to switch and browse the SD card as well as USB drives. JiffyDOS. VIC-20 (PAL). CSDb . — C. Sep 10, 2010 In the last couple of weeks, I've occasionally mentioned JiffyDOS as an important component in really getting the full benefits of peripherals like  Nov 23, 2011 Well tonight, I thought, I've got a bit of free time to install the first of two JiffyDOS roms for my Commodore 64's. Project - Switch PAL C-116 to NTSC and upgrade the RAM to 64K. Read the rest of this entry » I sell them on ebay the board has a simple IC circuit that will switch between jiffydos and the c= kernal when you hold down the restore key on a vic-20 or c64 or SX-64 or the caps lock on a 128 128d 128dcr or press the reset switch on a plus4 or c16 The C64 have a really nice libary of: arcade-ports & puzzle games (Puzzle Bobble, Mario Bros, Donkey Kong, Rampage), Simulations (has some of the nicest “manager-games” ever made) adventures (Zak, Maniac Manson, Elvira 1+2, Waxworks), Strategy (Rings of Medusa, Pirates) and some really-really cool platformer/action classics (like Giana Sisters, Rick Dangerous, Turrican 1+2, Hawkeye, Last WIthout the switch, your JiffyDOS isn't "on" so it isn't visible to your emulator. Alternative Kernals such as JiffyDOS or Dolphin DOS speed up all operations. Er worden handige commando's aan basic toegevoegd, en alle disk operaties gaan vele  Apr 27, 2014 The C64 KERNAL part of the JiffyDOS system can be “installed” externally using the EasyFlash 3 cartridge. Browse: Top ROMs - By Letter - By Genre. Permalink. The listing-stopper and listing-slowdown functions don’t work, and I think there was something wrong with the SEQ file viewer as well. C64p Netbook Brings the Commodore 64 Era Back to Life. File Formats Note: Due to travel, though orders will still be taken, the store will be closed until October 7th, 2019 JiffyDOS Oceanic 118/Excellerator+/FSD-2 DOS ROM Overlay Image. Morphy a été enrôlé par Monsieur Belett' pour être un des G. The proper ROM image can be obtained from Jim Brain. The JiffyDOS in the SuperCPU is turned on w ith its switch that overrides the JiffyDOS in the R AM Link. Normally the C64 and drive work perfectly fine for all other games, but I also used JiffyDOS, which usually is fine, but sometimes there are incompatibilities. I was the one you mentioned who purchased the $305 1540 drive. JIFFYDOS 6. It's very convenient, when editing I got an interest in JiffyDOS when I discovered that one of my C64s and a 1541 that I bought on eBay had JiffyDOS installed. Commodore 64 Site Map. The ROM for the original 1541 only covers half the drive ROM and does not work with emulators. (Firmware only applicable to SD2IEC+) The new firmware is being been spun out of some of the magic at the heart of the SD2PET device Head Over Heals: Hi Peeps. S. All Coprolite products were proudly designed, created, assembled and tested deep in the heart of Texas by people who desire to keep Commodores running far into the future. Commodore SX-64 serial register. Once the machine is back on hit the middle button. Retro Innovations - JiffyDOS distributor Psytronik Software - The software label for classic computer systems! Vintage is the New Old - News Website about vintage computers & consoles Kernal for C64II with 4 system`s (original, JiffyDOS, EXOS, TURBO TAPE) with 1 switch. Take device, plug to your commodore and put sd card inside device. I've noticed that many Commodore 64 (and perhaps 128) users install an external switch to disable the JiffyDOS ROM and switch back to the original Commodore Replaced the KERNAL ROM with JiffyDOS. A GUIDE TO RESTORING CAR PAINT- (paint decontamination, paint correction & paint protection) - Duration: 23:02. Developed from This document was generated on 20 May 2018 using a slightly modified version of the texi2html translator version 1. Giving drive not ready errors. On my Turbo Master I have JiffyDOS V6. The disk drive ROM can not be replaced with a cartridge like EF3 of course. JiffyDOS & uIEC cheat sheet Posted on 11 November 2011 by Berry Reading several website and PDF files on JiffyDOS and uIEC i made the conclusion that a cheat sheet for the combined solutions may come handy. An archive of the CodePlex open source hosting site. com's Commodore 64 and 128 listing. @Q Disable the JiffyDOS commands @R:newname=oldname Rename a file @S:file1{,file2}… Scratch a file (or files) @UJ Reset the disk drive @V Validate a disk @$ Display the disk directory @#device Set the default device number /filename Load a BASIC program ~filename Load and run a BASIC program %filename Load an ML program filename Save a BASIC Updated 25/5/19 SD2IEC Updated to v5 SD2IEC+ SD2IEC+ currently ship with standard SD2IEC firmware, but in the future it will be possible to install own in house firmware. Homepage of VICE - the Versatile Commodore Emulator. [DIR] Parent Directory - [IMG] 74LS74. Released on 24 March 2015. (My board did not have socketed chips, so I had to remove the old ROM and install a socket. If you press down the RESTORE-key during power-up/reset then the original Basic starts. only JiffyDOS inside, and you lose the CBM DOS completely. This is the Commodore font. The JiffyDOS mod is really easy as no hole has to be drilled into the case. IF Ger BOTH SCREENS ro BE 3a. * Customizable F-Key assignments Basically what it does is let you patch a legally owned JiffyDOS ROM image to add several new features. It means that i need to remove the original kernal ROM and insert a IC socket and place the JiffyDOS ROM replacement, an easy job that is. This is the uncommon South Australian “Micro Accessories” Style case with a switch installed for JiffyDOS 6. x, Amiga, Syllable or Mac OS X machine and executes programs intended for the old 8-bit computers. Just wanted to let you know that JiffyDOS support for 1541-III is in beta phase. CBM-Command is a disk manager for the Commodore 64, Commodore 128, Commodore VIC-20, Commodore Plus/4, and Commodore Pet/CBM computers. JiffyDOS manufactured by CMD. The MiSTer is a project that uses a DE-10 Nano FPGA kit to emulate console, computer and arcade cores. Now it is possible to play Metal Dust with this emulator (you need a 1581 JiffyDOS-Image (commercial)). GO. The CMD FD series also included native JiffyDOS compatibility; while using the JiffyDOS system with a Commodore drive required replacing both the KERNAL and drive ROM chips, for full JiffyDOS use, only the computer's KERNAL ROM needed to be replaced when used in conjunction with an FD-2000 or FD-4000. So for full compatibility use a screen and keyboard. PRG extensions when saving to the SD card). For those who would like to support me on Patreon. For the Commodore 1581. The C-128 Kernal provided is the last release for the 128 Flat model. To use JiffyDOS or another alternative kernel, replace the filenames with the name of your ROM or BIN file. Start New ROM with HUN charset. Schematic Το μόνο που χρειάζεται είναι ένας adapter που βασίζεται στο 74HC74 (ή LS) chip και μια eprom 27C256 στην οποία θα εγγράψουμε το JiffyDOS και το normal kernal του Commodore 64 (ή ότι άλλο θέλουμε ) Creative Micro Designs (CMD) was founded in 1987 by Doug Cotton and Mark Fellows. Section 2, “What is JiffyDOS?”, describes the performance and other features of JiffyDOS. $8. Commodore 1571 Disk Drive w/ JiffyDOS, cables, manual, test / demo disk. Plug in your USB to TTL adaptor and launch PuTTY. If you map the PC-card to a range the SCPU doesn't access, it simply won't be seen at all. 02. To fit both the original kernel and the JiffyDOS kernel on obviously we need a ROM twice the size. I did this because JiffyDOS is incredible for loading games from the SD2IEC but it doesn’t support loading from tape at all. If you have it in your computer but not your drive then you can use the DOS Wedge, but you won't see a speed increase in your drive. This Reloaded Board has switchable Jiffydos installed which is changed by holding down the restore key and pressing the reset switch (C64 Kernel is default) Includes original euro power supply which is rated to operated from mains voltage 100v-240v (Rated to 1. save”^”,8 BONUS: Be a real badass: Make sure baid64 is on the disk you are… Read More commodore 1571 Is Similar To: 0-07-049157-7 Commodore Basic With Pet Mcgraw Hill 0-942386-20-5 (41. After disabling JiffyDOS you can easily mount D64 files. The software is programmed onto ROM chips that replace the Kernal  Getting Started. 01 comparison with standard CBM OS. 3c. Some cartridges and kernal replacements can be combined. The first half you fill with the normal ROM data, the upper half with the JiffyDOS data. This is less of a “how to mod up Color 64” and more of a LPT. Retro Innovations - JiffyDOS distributor Psytronik Software - The software label for classic computer systems! Vintage is the New Old - News Website about vintage computers & consoles The CMD FD series also included native JiffyDOS compatibility; while using the JiffyDOS system with a Commodore drive required replacing both the KERNAL and drive ROM chips, for full JiffyDOS use, only the computer's KERNAL ROM needed to be replaced when used in conjunction with an FD-2000 or FD-4000. What this Manual Includes This manual gives you complete instructions on how to use your JiffyDOS system. Switchless JiffyDos replacement rom for Commodore 64C (Shortboard) Switch between the original C64 kernal and Jiffydos Kernels Default is Jiffydos. It loads off of diskette, and from then on retains JD kernal until batteries are drained, 9volt wall wart included. The standard kernel ROM is a 2364 pinout and is 64Kb. Save it as ^ (that’s the up arrow) on your main disk you will be editing from. About. And, it's extremely fast! The big problem was getting the timing of the C-16/PLUS4 to work with the existing JiffyDOS routines in the disk drives. COMPUTE!'s Sidplayer was a music system created by Craig Chamberlain and Harry Bratt for the Commodore 64 home computer. On this page I will describe some exeriments with dumping the kernal ROMs of a Commodore 64, and making some small modifications. The CMD HD/ZIP switches to parallel mode if it detects a parallel connection to RAMLink. Built in JiffyDos and RD DOS. Things are sped up considerably if you have the JiffyDOS ROM ($20) installed in your C64 since the uIEC is JD compatible. Compatible with GEOS, BASIC, and most 64 or 128 software. 26 MB 318 Not rated JiffyDos 6. 0:39 New ROM with ENG charset. 64er 91 05 JD review. Find many great new & used options and get the best deals for Micro Accessories Australia Commodore 64 C64 With JiffyDOS 6. Don’t forget a 6-pin IEC cable! Don’t forget a 6-pin IEC cable! 64NIC+ ($50-59) adds Ethernet capability to your Commodore 64 as well as a ROM socket that can accommodate up to 256kB ROMs. For older Firmware revisions or when no FPGASID is found, ConfiGuru runs in a Demo mode that shows most of the functions but does not work correctly. As we mentioned above The listing-stopper and listing-slowdown functions don’t work, and I think there was something wrong with the SEQ file viewer as well. Jiffydos is great. The good ‘ol days of Commodore BASIC, and JiffyDOS sparked a fire inside me that lead me to a continuing education in technology. Easily the most gratifying part of this project! Installed all four control switches for the uIEC/SD, too, and JiffyDOS is a Disk Operating System (DOS) enhancement which gives your VIC-20, C-16, PLUS/4, C-64, or C-128 the disk access speed it has always needed. DIL28 socket included. , as measured by the number of songs available for download on services such as Compuserve and Q-Link (the forerunner to America Online). The ZoomFloppy works great in Windows 10 after getting updated software and drivers. Anything that can speed up  Mar 24, 2015 Commodore 64 Misc. So this is actually caused by a bug in the original 1541 roms, and is also present in all 1541 related jiffydos roms. Remove toggle switches and turn your JiffyDOS on or off via software menu. In addition, JiffyDOS-equipped disk drives can be used with stock C64 and C128 computers, if necessary. Boot Selector A500; Boot Selector A500 Version 2 RR-Net MK3 A network interface card for your C64! The RR-Net MK3 from individual Computers is the replacement of the well known RR-Net network interface card for the C64. If an emulation site mentions that ROM and operating system files can be found in Amiga Forever, then this is certainly true, however it is also true that the emulation itself has been preconfigured so that no additional adjustments or copying of files are required. SX-64 JiffyDOS ROM installation 12 items. Installation is easy if are original  Mar 19, 2019 Fast Serial and JiffyDOS are optimized, but backwards-compatible protocols for existing cables, and CBDOS integrates the drive directly into  10 feb 2018 JiffyDOS is een verbeterd DOS voor de C64/C128. When you first receive your JiffyDOS system, you will probably be anxious to install it and to start taking advantage of the speed increases that  Jul 27, 2009 JiffyDOS is a Disk Operating System (DOS) enhancement which gives your VIC- 20, C-16, PLUS/4, C-64, or C-128 the disk access speed it has  Aug 12, 2015 To decrease the loading times of the few 5. bin) Q: Why doesn't JiffyDOS show up when I attach the alternate ROM to the 1541 or 1541-II drive setting in winVICE? What am I doing wriong? LogicDeLuxe combined Dolphin DOS and JiffyDOS to make a more user friendly combination of the two disk drive systems. JiffyDOS systems are also compatible with all serial bus devices. Using the new Reloaded MK2 motherboard for the C64 in combination with the 1541 Ultimate II+ cartridge has made it ridiculously easy to use Jiffydos without the fuss of opening up hardware and lifting chips from sockets. I've been working on this for a few weeks now with the help of Jan Derogee, Unseen and 1570. 17 USB drive support (!!!!EXPERIMENTAL!!!! there are issues arising, use at own risk). And there is also a somewhat unexpected improvement: Directory listing is much faster than in the original JiffyDOS kernal. Part 6: JiffyDOS [1985] (coming soon) JiffyDOS, a 3rd party ROM patch for computers and drives, replaces layer 2 byte transmission of Standard Serial by using the clock and data lines in a more efficient way. There are tons of classic games that are timeless and fun to play. I've noticed that many Commodore 64 (and perhaps 128) users install an external switch to disable the JiffyDOS ROM and switch back to the original Commodore Another option is to use software on the C128 that communicates with the JiffyDOS protocol. It can be reproduced on a c64 with 1541 by sending an UJ command to the drive, and trying to use it inmediately after that, or turning it on and inmediately trying to use it. Select between C-64 or SX-64 default startup-message or customize it. It is a computer technology company which originally developed and sold products for the Commodore 64 and C128 8-bit personal computers. CMD's first product, JiffyDOS, was developed from 1985 onwards by Mark Fellows. The C64 Reloaded can work with any PLA revision that was used by Commodore (8700-based, 7700-based and 82S100-based), with CPLD-based replacement circuits such as SuperPLA V3 and RealPLA. ) COPY /B BASIC. d64 I like the jiffydos bios so I can just hit SHIFT+HOME for (SHIFT+RUN/STOP) and it will load it up, as well as getting a directory with F1. Compatible with d64,d71,d81,m2i and prg file formats. 01 Dis-assembly: August 2011 mhoney 443. I've also got an SD2IEC and a pair of 1541 drives. The JiffyDOS kernel replacement for the C64 is a version 6. The c64 version runs a bit too fast to be properly controlled for me. AMIGA 2000 - GVP A3001 ACCELERATOR CardRAM Card - Sub PCB - PCB Repairs - Upgrade ROM JIFFYDOS - C64,C128, VIC20, etc - Repairs & Installation. The board is from an original breadbin type C64. 01 User Manual : Complete & searchable PDF version of the JiffyDOS v6. JiffyDOS, but it w ill override the JiffyDOS in the R AM Link. 0, is a set of ROM chips for the 64 or 128 and disk drive. 0. ConfiGuru runs on every commodore 64 equipped with a FPGASID with FPGA-Firmware revision 6 or above. Only last month we featured possibly the best way to play C64 cassettes in the form of the UCassette. - Oceanic OC-118N Disk Drive (JiffyDOS Inside). The JiffyDOS IC comes with a jumper which selects which Kernal is the default. This really is a must have for JiffyDOS owners. I have transferred this awesome little computer to a custom made, hard wood box and fitted a USB - UART adapter & dual DP9 joy ports. Metal Dust (C64 SuperCPU) A downloadable Shooter. 0, a worthy successor to an excellent version 5. Lining up the JiffyDOS rom chip pins over the IC socket, checking Jon’s notes to see which way around it went and popped it into place. JiffyDOS leaves all ports on your computer open, works with virtually all software, speeds up PRG, SEQ, REL and USR files, and does not require any extra cabling. I am a 45 year old Australian C64 Mini addict, and I have been using/modding the mini for the last four weeks. SUBSCRIBE to my  Index of /~rcarlsen/cbm/switchless JiffyDOS. This patches JiffyDOS ROM images and returns S-JiffyDOS images. The mounter does not seem to be working with JiffyDOS. In order to upgrade to a newer ROM revision or change the ROM to something else and use either a 2732 (for the character set) or 2764 (for kernal/DOS) EPROM, a socket adapter must be built. i24. You can easily search and sort the table to your likings. JiffyDOS JD is a replacement KERNAL ROM chip, the most commonly-used fastloader for CMD devices. (Note, you muse use the 1541-II ROM. JiffyDOS speeds up disk access for all functions except FORMAT and VALIDATE and offers an enhanced wedge that works in conjunction with an onscreen directory. Create a personal color scheme or select one of the predefined schemes. The first, would be installed in my  Jul 27, 2019 But I also see that a lot folks use JiffyDOS. ROM replacement with advanced features and fast loader. pdf 1. 2) MMC64 IECATA 1541-III SD2IEC 1541EMU 666444HHHDDDDD Type Hardware Hardware Cartridge Cartridge Cartridge Hardware Hardware Hardware PC Software PC Software C= support: C64 With JiffyDOS and a 1541 approx. It is a computer technology company which originally developed and sold products for the Commodore 64 and C128 8-bit personal computers. SD2IEC allows you to run games and programs from the memory card on the Commodore computer . It's the same as having nothing in the Kernal slot at all. But I could not write disk images. /mame64 c64 -window -bios jiffydos -joy1 joy -joy2 "" -flop1 ~/Downloads/Bounty\ Bob\ Strikes\ Back\ \ 7HD. The inserted JiffyDOS binary data is marked in red. The JiffyDOS in the 128 is off. No other sex tube is more popular and features more Fail scenes than Pornhub! C64 with JiffyDOS Pi1541 with JiffyDOS When I load fb64 the c64 fastload and the Pi1541 graph is "busy" but when I load a d64 image the c64 doesn't fastload anymore and the graph show way less activity. Please note that this list is *READ ONLY* as the list is maintained at: https://SX-64. I also have a 1571, but haven't tested that much. JiffyDOS is already included with the 1541 UII+ and fully licensed, you don't need to buy the soft copy of the ROM. Technical details can  Nov 11, 2011 Reading several website and PDF files on JiffyDOS and uIEC i made the conclusion that a cheat sheet for the combined solutions may come  JiffyDOS is alternative DOS for all drives and Commodore computer models which speeds up disk access ~ 10-12x faster. C64/128 and IBM hardware and software, Amiga monitors. Pi1541 is a real-time, cycle exact, Commodore 1541 disk drive emulator that can run on a Raspberry Pi 3B, 3B+ or 3A+. For the sake of this example, lets assume the filenames for your images are JiffyDOS_C64. C64 (24 pin socket). The drive would not work in the C64 either. Here you'll find new and used hardware, software and accessories, games, educational programs, joysticks, power supplies, cables, books, graphics, public domain and shareware programs and and all sorts of other items which you probably thought weren't available anymore. This will be covered with the article PC-card Extra. Since removing the soldered kernel chip on my Commodore 64c I’ve been attempting, and sadly failing, to remove the residue solder from the chip holes on the PCB which has stopped me from fitting a new IC socket and JiffyDOS rom. A: Possibly, your C64 has JiffyDOS installed and activated. There seems to be a bug though in the kernal UNTLK subroutine. jiffydos

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