Jaffydos sd2iec

Jaffydos sd2iec. CRSR DOWN = Down one position. Description. Free memory shown correctly if cartridge is inserted. To put it simply, Sd2IEC SD Card Disk Drive is like owning a Commodore 1541,1571,1581 Disk Drives except it weighs a few ounces and is the size of half a 5 1/4 Disk. SD2IEC does not fully emulate 1541 at all and will cause most games to crash or hang. I own all of them except the BackBit. Jan 30, 2021 · SYS = a system partition (used by the firmware of the SD2IEC), NAT = A CMD native partition (on the SD2IEC this is a FAT32 partition). Press space to type in name of the D64 image (without extension) or use the D64 browser to select an existing D64 image. In addition, an installation archive and install tools are included which can be used to install C64 OS on other supported storage media or on VICE. As far as I have been able to test, the SD2IEC is the fastest serial storage device available. Table 1: C-64, SX-64, C-128 in 64 Mode 1541 1571 1581 Disk Operation Stock JiffyDOS Stock JiffyDOS Stock JiffyDOS Load 202-block program (PRG file) 124 12 124 9 102 8 SD2IEC is an open source development created by Shadowolf and published at Forum64. Version 1. c64copyprotection. The main purpose is to imitate JiffyDOS kernal Jul 26, 2016 · Same here. The code is over 7 years old. This is a revisited version and so far works flawlessly, plus it suits my needs so hopefully, this is the final PCB layout. It is based on the ATmega644 microcontroller from the Atmel AVR microcontroller family. Of course, it still works with any JiffyDOS drive nevertheless. D64 images of my floppies or to just copy . On a side note you can set the sd2iec to other drive numbers as well if the KungFu flash is going to be your daily runner. 2GB SD card with 1000++ Files(much more can be added off Internet) is like having heavy boxes and boxes of 5 1/4 Disk Floppies. Apr 21, 2015 · This is the SD2IEC enhanced version of my JiffyDOS mod for the Dolphin DOS kernal. 8. 7 release including support for the Final Cartridge 3 fastloader among many other small changes. What is the SD2IEC. You can create, switch into and remove directories on the SD card with your SD2IEC (or your “contemporary” computer of course). The PI1541 runs a reset when changing a directory, especially when using a disk-image. SD2IEC Stephen White created the Pi1541 as he was a little disappointed in what the SD2IEC solution offers while the other FPGA solutions were too expensive for many users. The I have it and use it. D64, *. Dec 4, 2018 · I have all three devices, EF3, SD2IEC, & 1541 Ultimate by Gideon serves a good purposes. Sep 3, 2019 · SD2IEC User's Manual Document Version: 1. He therefore started to implement a Commodore 1541 on a Raspberry Pi in order to reach his goal of making a highly compatible and relatively inexpensive SD card Mar 6, 2021 · insert the sd card into your sd2iec and type load”*”,8<enter> run<enter> ** load"fb",8 if your pc didn't unpack in the correct order ** TIPS. Head on over and download the CBM File Browser. Nov 23, 2011 · I was playing Flimbo’s Quest via my SD2IEC yesterday evening so i thought I’d try it again with JiffyDOS installed. Thanks to Jan 1, 2019 · Pi1541 vs. So that’s my older breadbin C64 completed, next is my late model C64c. txt Also, the text is wrapped so that the first list of function keys displays nicely on my 1541 Ultimate (and Ultimate 64) file viewer, so this text file can be dropped Jul 26, 2017 · Preparing the Newly Formatted SD2IEC SD Card. The SJD kernal ROM can be used with regular Jiffy drive ROM as well. The idea is to be able to print this on standard Letter size paper, laminate it and have this handy. Fixed a bug when using FOR in basic direct mode. It's happening both with straight PRG loads and activity inside disk containers. Apr 30, 2019 · The first update is JaffyDos v1. NOTE: If you are running this card WITH an sd2iec, you will probably want to leave it on 9 as the sd2iec defaults to 8 and booting to the card will over ride the sd2iec. Can I use a parallel cable with the SD2IEC? [edit | edit source] Egy plus/4 World-ön futó téma alapján az SD2IEC mellett döntöttem. Were pleased to announce our newly arrived MICRO Internal SD2IEC board for Commodore 64/16, VIC-20 and Plus/4 computers. Based on a topic on plus/4 World I've decided to get an SD2IEC. Basically, a low price fastload/SD card reader. It is compatible with: Commodore 64, C64C, C128, C128D, VIC-20, C16, C116, PLUS4, and SX64. With EF3 you can can have JiffyDOS kernal in your C64 without doing any hardware modifications. A választott eszköz egy SD2IEC firmware-t futtató, kinézetben közvetlenül a 264-es sorozathoz igazított megoldás (fekete szín, 264-es matrica, tápellátás a 264-es sorozat kazetta portjáról). 4×6″ Formatted PDF: JiffyDOS_Quick_Reference_Card. D81, *. 3 – C64 Kernal for SD2IEC enhancement for SD2IEC and Pi1541; References [edit | edit source] JaffyDOS is a custom kernal for the C64/SX64 with enhancements for SD2IEC. Dreamload is a "captive" fastloader, sd2iec stay in Dreamload mode until it receives a "quit loader" command from the C64. JiffyDOS is a Disk Operating System (DOS) enhancement which gives your C-64 or C-128 the disk access speed it has always needed. Jan 16, 2022 · It's no secret the C64 is slow AF when loading from the serial port. 1541, 1581, FD-2000, or a memory card for e. PRG, and *. To force sd2iec to resume normal operation, hold the disk SD2IEC revisited. P00. 3, now supporting over 3200 directory entries. CRSR RIGHT = Down 10 positions. Oct 23, 2012 · FIBR is the most useful one for me but it terribly lacks speed with SD2IEC and Final/AR carts, I tried CBM Filebrowser (short filenames, doesn't sort files based on name), DraBrowse (can't get in into the D64 doesn't sort files based on name), but FIBR has the best functionality JaffyDOS d64 Copy v1. A PCB designed by Rudedog Retros, It can be mounted internally inside the C64/16, VIC-20 and also the Plus/4. It would not be very useful for SD2IEC anyways, since that device is only limited by IEC speed and Jiffy already fixes that issue. 2008-05-02: sd2iec 0. Even if you prefer to use a CMD HD or RAMLink as your C64 OS system drive, purchasing an SD2IEC is a solid investment. com. Nov 10, 2016 · Focusing on the SD2IEC Mini, the device is cheaper than the average SD2IEC solution on the retro market, primarily because is comes without a case (which would hamper the internal installation…), cables and pin headers. This SD2IEC is NOT A KIT. 2019-04. Jun 25, 2020 · Ep 7 : JiffyDOS - an enhanced disk operating system and drive performance booster for the Commodore VIC-20, 64, and 128. 0+ is a standalone version of the filebrowser(FB) used in JaffyDOS v1. I think, SD2iEC (Commodore disk drive emulator) and Kernal Cart is a very good combination. CRSR UP = Up one position. Mar 10, 2021 · So for the SD2IEC, you don't use the "drive rom" of JiffyDos, just the computer rom, and the SD2IEC detects it and does its own optimized routines to match Jiffy's protocol. Apr 23, 2017 · JaffyDOS is a custom kernal for the C64/SX64 with enhancements for SD2IEC. Commodore 64 Tool: JaffyDOS V1. JaffyDOS d64 Dump v1. SD2IEC uses an ATmega644 microcontroller - open source C compilers are available for this platform. com 2019-04. Apr 23, 2017 · JaffyDOS is a custom kernal for the C64/SX64 with enhancements for SD2IEC. Pressing F7 in the browser will dir the selected d64 file (SD2IEC only supports dir on a 35 track image). May 5, 2020 · COMMODORE 64 SD2iEC & KERNAL CART COMBO. sourceforge. Doesn't answer the licensing question directly but does say yes your license could be used with the Pi1541, and not needed for the SD2IEC. Egyelőre még nem tudjuk mikorra várható, ezzel kapcsolatban figyelje az oldalunkat. Jul 9, 2017 · ^^ smart choice. It is provided with no waranties whatsoever, so use it at your own risk. It is not available for 1571, 1581, MSD, SD2IEC, or any other drives. Some of Leroy's Cheat sheets were copied from www. C64c style with logo. pdf Text file: JiffyDOS Commands. I found the SD2IEC the least compatible, though most stuff loads just fine. Check the following thread. Yes, it isn't JiffyDOS but I used Epyx Fastload when I was growing up and it works well (5x vs 10x). The hardware comes in a variety of packages, with different buttons, cases and means of obtaining power. CBM-FileBrowser has the same problem, that's why the repo includes a patched version. 2017-07. With its impressive graphics and sound capabilities, it paved the way […] if within about 400 usec (probably less time is needed, I took the value from a comment in the SD2IEC source code) the device pulls DATA line, it talks the JiffyDOS protocol; in such case the controller waits till DATA is released again and continues the command transmission; Sending a command A demonstration of the difference on loading times on the C64, with and without the Jiffydos !Uma demonstração da diferença no tempo de carregamento no C64, Jul 23, 2018 · Dziś chciałbym na szybko przetestować rozwiązanie, które na swoim kanale przedstawił Miksol, czyli wsparcie SD2IEC w formie JiffyDosa z nakładką JaffyDos wgr Nov 16, 2019 · I was incorrect. 0+. uk Unboxing and Testing out my SD2IEC Aug 9, 2020 · * ANOTHER FIX (C64/Plus4) The function to PUT the D Run/Stop starter started failing for me, maybe because I updated the SD2IEC firmware. It only replicates most basic SD2IEC functionality, and it says right on the project page that those features could use improvement (a not so veiled request for people to make patches, fixes and updates and make pull requests on GitHub I’m sure!). The SD2IEC is an SD CARD reader for commodore computers that emulates floppy disk drives like the 1541 and 1541-II. 3 and the second is FB (FileBrowser) v2. sd2iec device. When loading multi disk games, EXIT FB (Q) in the directory containing the D64’s you want to use, then press DISKSWAP button to select the first disk. 0 and 3. It is mapped to the F6 key. * Customizable color scheme. JaffyDOS was initially written for SD2IEC devices but due to many requests I adjusted a few things for pi1541 users. * Startup-message can be customized with the patcher. It allows for reading and writing of files: *. It also has some commands for the SD2IEC for changing and saving the default drive number. 3 – C64 Kernal for SD2IEC. Reviewing the SD2IEC source code from GitHub shows that it supports at least one version of Epyx FastLoad cart protocol, as well as a number of other fast loaders besides Jiffy. - CodeNet support (currently requires a Snappy cartridge with a WiFi module). Whoa, it’s quick. * Customizable F-Key assignments. de in 2008, which allows to emulate a Commodore 1541 disk drive by communicating through the Commodore IEC bus, present in several 8-bit models (VIC-20, 64, 128 and 264 series). The CBM File Browser is a set of Commodore programs designed for specific machines that will allow the Commodore computer to browse the disk images called “D64 files” that you place on the SD2IEC’s SD card. So the command would be: @$=P under JiffyDOS. Apr 27, 2020 · The SD2IEC running JiffyDOS is roughly 2x as fast as a 1541 running JiffyDOS. There are many SD-Card-based storage solutions for Commodore 8-bit computers today, virtually all of which are based on the sd2iec firmware. Screenshot number four. F2 = Refresh. Jan 28, 2013 · Hi, Currently I'm using the X1541 cable (or one of its variations) connected to a 1571 drive and to my Windows XP computer. * Free memory shown correctly if cartridge is inserted. 3. The chosen device runs SD2IEC firmware with a look matching the 264 series (black color, 264-er sticker, powered from the tape port of the 264 The SD2IEC is a mass storage device using an SD/MMC card and interfacing with the IEC bus. There is also a huge amount of shortcut keys, some of which provide added functionality over the original C64 Kernal. Currently there are some differences in SD2IEC and pi1541 and therefore full functionality can not be guaranteed on a pi1541 device. Sep 10, 2023 · Download VICE, VICE Version and Screenshots. Multiple encodings are supported, including PETSCII and ASCII, as well as variable column widths. On the original motherboards I usually apply a switchless version ( link , link ) so I don’t have to drill holes in my precious cases. This tool does not have a browser and will save the D64 image in the current SD2IEC path. 5 for Windows. Sep 10, 2023 · SD2IEC reads the PC file system on an SD Card and transparently bridges the gaps to the file system conventions of Commodore and CMD drives. pretty good looking for a 30 year old disk drive. EF3 offers support for traditional fast loader/freezer carts like Action Replay if you would hook up a standard 1541 not modified with JiffyDOS. Released on 27 July 2017 Deluxe SD2IEC + 1541 Floppy Drive Emulation for Commodore Computers, Cased with Diskswap,Reset/Root buttons. CRSR LEFT = Up 10 positions. 3 * Fixed a bug when using FOR in basic direct mode. It includes a simple browser in which you can select a d64 image. The most prominent use of SD2IEC is a replacement of a Commodore-1541 disk drive for a C64. Oct 3, 2023 · Re: [FS][ebay] Commodore 128 with JiffyDOS + SD2IEC, 1517 drive, dataset, 3 joysticks, boxes + Post by Zippy Zapp » Thu Oct 05, 2023 3:08 pm ReallyLongLake wrote: ↑ Thu Oct 05, 2023 1:43 am Can anyone tell me anything about the bottom of the C128? Aug 28, 2024 · A complete copy of C64 OS is pre-installed and ready to be used with an SD2IEC. It is designed to work with an RR-NET cartridge, SD2IEC drive and JiffyDOS for fastest performance. D71, *. The SD2IEC firmware is open source, which has resulted in a plethora of SD2IEC-based SD Card drives of all shapes and sizes to become available for the C64. 0 is for copying disks both way, from and to 1541/SD2IEC(d64). Remember that this is still under license, so get a legit copy from retro innovations. This version of SD2IEC comes Oct 27, 2022 · On release 59 I'm getting a lot of LOAD ERRORs on uIEC 3 (both my 3. SD2IEC devices are available in a variety of form factors and price points, most are reasonably inexpensive. io. g. Aug 12, 2015 · After removing the top, the inside of the drive looked like this…. * Fixed a bug when using FOR in basic direct mode. Support Retro Bits on Patreon - https The SD2IEC is a mass storage device and as such, you can save and load directly to the sdcard, a subdirectory, or even multiple partitions without first mounting a disk image. Updating the Kernal on a C64 motherboard can be done in numerous ways. First announced at the World of Commodore 2012, RETRO Innovations said it had acquired the rights to offer Click Here Software’s port of JiffyDOS for the Commodore VIC-20, thus completing the set of JiffyDOS kernal replacement offerings. 3 Kernal for SD2IEC by Sailor. The "hardware overrides software overrides hardware" priority was chosen to allow accessing sd2iec even when it is soft- configured for a device number that is already taken by another device on the bus without having to remove that device to reconfigure sd2iec (e. Aug 30, 2014 · The SD2IEC works out of the box with standard disk commands (such as LOAD and SAVE). Nov 3, 2013 · Just got an SD2IEC and I'm a bit confused on how to use JiffyDos with it. when using a C128D). - Wedge improvements: @CD: can now be used in a directory listing. Jan 17, 2024 · SD2IEC is probably the easiest method for transferring files from a Mac or PC to a C64. Feb 2, 2023 · Trying to compile a one-page Cheat Sheet for the most useful C64, SD2IEC JiffyDos commands. Features: * Jiffydos protocol and DOS wedge. It simulates 2 disk drives, tape, a network layer, up to 16MB REU, cartridge, Turbo mode, extra SID compatible, embedded cartridges, add cartridges, USB storage support, and I am sure I missed a few things. 2009-05-20: sd2iec 0. Startup-message can be customized with the patcher. Jácint elkészítette a Commodore 64, 128 magnóport továbbítót, melynek segítségével együtt használható az adatmagnó és a Juhász Jácint féle SD2iEC. It has the fast I/O routines of jiffydos intact, filebrowser, filecopier, md64/71/81, c… JaffyDOS is a custom kernal for the C64/SX64 with enhancements for SD2IEC. 2 models, with different SD cards). JaffyDOS was initally written for SD2IEC devices but due to many requests I adjusted a few things for pi1541 users. EF3 lets you do things that you simply can't do with other hardware, like use alternate kernals without opening the case, and playing large EasyFlash images which in at least one case (Prince of Persia) simply cannot be played on any other hardware. So yeah, there can be a pretty big speed boost from not dealing with floppy media. The SD2IEC is a SD card reader designed for Commodore computers. This is a tested and working project. [/quote] Jul 27, 2009 · 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. Sure there's JiffyDOS and other enhancements that can speed it up, but what about just a This can be a disk for just about any type of disk drive that the C64/128 uses, e. Sep 21, 2020 · JaffyDOS is designed for the SD2IEC, if you don't use an SD2IEC (I am a 1541U2 user), JaffyDOS makes less sense. * Customizable colour scheme. A Juhász Jácint által készített 2023-as SD2iEC is elfogyott. In use, it works just like any other SD2IEC device I have tried so far. Oct 15, 2018 · This might be a problem that needs a fix in JaffyDOS instead of PI1541. Sometime back I modified my C64c with a switch to change between the original kernel and the JiffyDOS kernel. Of course, any particular SD2IEC device may or may not support that feature, but I'm guessing most do. 2 (Recommended) Jan 20, 2013 · Thirty-three years after the VIC-20's debut, a licensed version of JiffyDOS has just been released for sale. I quit the Scene in 1988 so i do not collect files after that nor do they interest me so not sure how many of those will load on sd2iec. Set up on SD2IEC. It has the fast I/O routines of jiffydos intact, filebrowser, filecopier, md64/71/81, c… Apr 23, 2017 · 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. Optional SWE/FIN keyboard layout available in patcher. Aug 23, 2023 · JiffyDOS: Enhancing the Commodore 64 Experience The Commodore 64, often referred to as the C64, holds a special place in the hearts of computer enthusiasts and retro gaming fans. If I have the kernel in my 128 replaced with a Jiffy kernel, do I still need to use sjload to get the SD2IEC to use it or will it work like a normal drive would? Nov 2, 2020 · Well yes there is. Magnetar BBS is a high speed bulletin board software for the Commodore family of computers. SD2IEC features a bootloader that fetches firmware from the SD card at startup - so firmware updates are simple. com and various other sources. I found this page recently while browsing (for something else). Yes, indeed. Insert the card into your SD2IEC device. For setting sd2iec drive Sep 22, 2022 · - JiffyDOS compatible loader. * THE VIC-20 VERSION (Vic20) There is now a Vic-20 version of DirPlus! The "hardware overrides software overrides hardware" priority was chosen to allow accessing sd2iec even when it is soft- configured for a device number that is already taken by another device on the bus without having to remove that device to reconfigure sd2iec (e. There have been a few threads on Nov 2, 2014 · For me im getting around 95% of my files loading with no problems on my sd2iec from the 1985-1988 years. I paid $58 USD plus $19 USD in shipping. Post by rkenney » Wed May 08, 2024 11:57 am. 0 is one way copy tool for “dumping” 1541 disks to SD2IEC(d64). I actually finished the newest version some time ago and even managed to manufacture and test quite a few of these devices. Filebrowser and Kernal modifications by: jani@worldofjani. To change into another partition, use the command '@CP'. Oct 10, 2014 · Only last month we featured possibly the best way to play C64 cassettes in the form of the UCassette, 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 use CBMXfer to either create . com SD2IEC Review Short review of the SD2IEC 1541 device for the Commodore 64 by C64endings. May 8, 2024 · JiffyDOS and SD2iec. Popular PC-compatible FAT12/FAT16/FAT32 filesystems, SDHC cards. Oct 16, 2018 · SD2IEC supports JiffyDOS natively while the 1541U2 needs the Kernal file to be added to the startup process. PRG files off of the floppies. I don't see much need for it on my machines, so I use plain JiffyDOS. Apr 23, 2017 · JaffyDOS is a custom kernal for the C64 with enhancements for SD2IEC. Apr 22, 2013 · My answer is "buy both, but if you're on a budget buy the SD2IEC first," for all of the flexibility reasons already mentioned. It also adds a few commands and shortcuts. JaffyDOS Version 1. Use the switch '=P' to get a partition listing. Released on 21 April 2015 "JaffyDOS is a custom kernal for the C64/SX64 with enhancements for SD2IEC. . Turns out I forgot how to! so here it is mainly for my own sanity. The 1541Ulitmate II+ is much more technical than any of the above. 1 release (mostly bugfixes) 2009-03-08: sd2iec 0. Some time ago, I wrote a post about SD2IEC and my PCB layout of it. Released on 22 April 2019 This site is about the SD2IEC, a modern storage device, compatible with enhanced CBM and CMD disk drives (1571, 1581 and FD-2000/4000) and also with CDM HDD and IDE64 systems. Feb 7, 2015 · Here is the c64c with jiffydos kernal installed to show the speed loading difference on the SD2IEC sd card drive Sep 10, 2023 · Set up on SD2IEC; Installation on IDE64; Installation on CMD HD or RAMLink; For installation on VICE, see Chapter 2: Installation of the C64 OS User's Guide. co. I did this because JiffyDOS is incredible for loading games from the SD2IEC but it doesn’t support loading from tape at all. It can speed up load times considerably on some software. Not that you asked, but if you want to get the most out of your sd2iec, I recommend upgrading your machine with JiffyDOS. Jan 24, 2009 · As sd2iec has to wait for commands from the C64 constantly the disk change buttons may become unresponsive, try multiple times if you need to. 2 Kernal for SD2IEC by Sailor. Jul 27, 2019 · The Pi1541 is a full cycle-accurate disk drive emulator. And more! All previous Snapshot V5 ROMs have been 64K; this FB (FileBrowser) v2. This blocks the bus, which then JaffyDOS tries to access. The EF3 (and get the 3 as mentioned before) is a great cartridge for CRT images, loads like a cartridge and just works great. Filebrowser and Kernal modifications by: Sailor. F1 = Go to First entry in the list. 8 release including support for DreamLoad, Exos, FC3 freezes, D71/D81 images, direct SD card sector access, and many other small changes. Change partitions. com SD2IEC’s? Retro Games Collector SD2IEC & Fastload Review Commodore is AWESOME – SD2IEC review Retro Domination SD2IEC Review Classic Computers NZ – SD2IEC review RetroAsylum. Introduction: ===== sd2iec is firmware, used in hardware designs like MMC2IEC, SD2IEC, or uIEC, that allows the Commodore serial bus to access removable storage devices (MMC, SD, CF) - think of it as a 1541 with a modern storage medium instead of disks. I needed to make another one up. Once the card is formatted its now ready to be prepared for use. Launched by typing @@C at the BASIC prompt. This is now fixed by using other names for temporary files. It has the fast I/O routines of jiffydos intact, filebrowser, filecopier, md64/71/81, c… JaffyDOS v1. JaffyDOS d64 Copy v1. It supports SD cards with a maximum capacity of 32 GB. Combined the SD2IEC and the Epyx Fastload cartridge. I wanted a modern storeage for my favourite plus/4 a long time ago where I can store a lot of stuff on some kind of flash based solution. Improved case design, simply the best quality SD2IEC EVER!. 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. Released in 1982, it quickly became one of the best-selling home computers of all time. This will save a BASIC programme as PRG just like your Commodore would save it to floppy disk. Oct 12, 2016 · The drive ROM is only for 1541/1541C/1541-II. It offers around a 10X speed boost when paired with JiffyDOS in the 1541 or SD2IEC (which supports Jiffy routines) and pi1541 (requires the 1541 JiffyDOS binary). The latest version of VICE can be downloaded for free at: https://vice-emu. Compatible with SD2IEC-type devices. I collected some info from various sources. It was called the SD2Cart (I also seen it as SD2Cart-FL). SD2IEC PCB is even smaller than 1541-III-DTV PCB. The screenshots used in this tutorial are from VICE v3. If you have an SD2IEC and you want to use it as your C64 OS system drive, the System Card comes ready for use on your C64. There have been a few threads on Apr 21, 2015 · Commodore 64 Hardware: JiffyDOS Mod for Dolphin DOS Kernal SD2IEC enhanced by LogicDeLuxe. SD2IEC is a cheap way to handle disk image and run some program on a real Commodore computer but many games uses custom fastloader software and expects you are using a real 1541 disk drive. Subdirectories, long filenames, partitions. Dec 15, 2016 · I concur with the SD2IEC and EasyFlash3 combo since you already have the SD2IEC. It is the top left chip that contains the CBM DOS and the one that needs to be swapped with the JiffyDOS Kernal chip. The IRQHack64 cartridge autoboots a slightly modified version of JiffyDOS image into the RAM and runs it there. What to people think of TFW8b. I’m guessing here, but I’d estimate approx 300 – 400% quicker to load. There are numerous different ways to transfer files from PC to C64 disk. udeqzn oza cmxr zikeb terv qxjc xmpouq xfbetcc vmb mbgnys