Tag Archives: dumping

DC2N4-LC client for MacOS (Intel)

Posted on February 26, 2022 by Luigi Di Fraia

I thought to share a binary of my DC2N4-LC client for MacOS. Download link is here. The general look is a tad crude, but the application is functional, apart for firmware updates, as shown below: The reported version of gcc … Continue reading →

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C64 Cartridge Dumper: teaser update

Posted on February 19, 2022 by Luigi Di Fraia

Those who follow my GitHub repo for the C64 Cartridge Dumper have certainly noted that there’s been quite some activity going on recently. I will be preparing a post with all details next week, hopefully. For the time being, I … Continue reading →

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C64 Cartridge Dumper update

Posted on July 7, 2021 by Luigi Di Fraia

A few days back Diestro left a comment for one of my blog posts and we had an email exchange afterwards. Among other interesting things, he made me notice that Ocean’s “Space Gun” cartridge is really just a 128 KiB … Continue reading →

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C64 Cartridge Dumper: hardware version 2 testing

Posted on May 15, 2021 by Luigi Di Fraia

Today I finally managed to assemble one of the new C64 Cartridge Dumper devices I had re-designed a while back to use a Pro-Micro. I had the PCB manufactured weeks ago, but due to job-related commitments I never got around … Continue reading →

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Commodore 64 cartridges: theory of operation and Ocean bank switching described

Posted on May 8, 2021 by Luigi Di Fraia

As I mentioned before, I am rearranging my notes on Commodore 64 cartridges, especially on bank switching circuitry used by exotic cartridges (i.e. neither Normal nor Ultimax ones). I plan to provide some schematic diagram to include in my book, … Continue reading →

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C64 Cartridge Dumper: Hardware version 2

Posted on February 26, 2021 by Luigi Di Fraia

As genuine “blue pill” boards have become difficult to source, I decided to re-design my C64 Cartridge Dumper to use a Pro-Micro instead. Here’s a preview of the testing circuit with which I am able to dump EPROMs successfully, using … Continue reading →

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IECHost with a 1571: nibbling protected disks

Posted on November 13, 2020 by Luigi Di Fraia

So far I have been testing the new nibbling feature in IECHost with simple DOS disks. However, I am now at a stage where I should be nibbling copy-protected disks. Initially I would like to try and avoid testing with … Continue reading →

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IECHost track nibbling with a 1571 drive: NIB tools update

Posted on November 12, 2020 by Luigi Di Fraia

I just shared a video update about the nibbling tool for IECHost to use in conjunction with a Commodore 1571 drive. The time to nibble/dump a 35-track disk side during a mass dumping exercise is currently about 10.33 seconds. If … Continue reading →

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IECHost track nibbling with a 1571 drive: NIB tools

Posted on November 11, 2020 by Luigi Di Fraia

In this video I am benchmarking the nibbling capabilities available in firmware version 3.x.y of IECHost, using a 1571 drive. As the stopwatch suggests, it takes roughly 14 seconds to nibble a 35-track disk side to NIB file. If the … Continue reading →

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IECHost track nibbling with a 1571 drive: NIB file support

Posted on November 10, 2020 by Luigi Di Fraia

As I thought when I created a non-standard G64 file (track data length = 8192 bytes), a NIB file holds pretty much the same information I was trying to hold in my custom G64 file. I could not find information … Continue reading →

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