joevt's latest activity
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Hey Guest, MARCHintosh 2026 is upon us. Check out community projects, join GlobalTalk, and have fun!
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Jjoevt replied to the thread MARCHintosh 2026 Projects.So Linux already has a FireWire Target Disk Mode capability. Open Firmware appears to have code to scan a range of LUNs, but for some...
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Jjoevt replied to the thread ThinkC digesting MIDI in with C on 68k macs - video.Looks good. I think it can be improved by changing the alignment of the pattern so that each white key is drawn with the same alignment...
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Jjoevt replied to the thread Apple Network Server MacOS based ROMs found.Yes. That's the only one with 1 MiB files. Any reason to not connect them? Code for flashing various chips exists in New World Mac...
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Jjoevt replied to the thread PCI Riser Design Rework of GitHub PCIe Riser - Howto?.Mac Schematics at https://www.macdat.net/repair/apple_schematics.html
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Jjoevt replied to the thread Apple Network Server MacOS based ROMs found.I used kansas_deinterleave to deinterleave all the ROMs. I think most people just want ANS 2.0. This four chip arrangement is not...
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Jjoevt replied to the thread ThinkC digesting MIDI in with C on 68k macs - video.The picture at https://tinkerdifferent.com/threads/marchintosh-2026-projects.5092/post-45965 shows 33% and 66% gray pattern with the...
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Jjoevt replied to the thread MARCHintosh 2026 Projects.The FireWire mass storage device that the Mac in FireWire Target Disk Mode is pretending to be should have a LUN for each disk (block...
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Jjoevt replied to the thread PCI Riser Design Rework of GitHub PCIe Riser - Howto?.M.2 is 0.5 mm. mPCIe is 0.8 mm. PCIe is 1.0 mm. PCI is 1.27 mm (0.5 inch). ISA is 2.54 mm (0.1 inch). So make sure you choose the...
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Jjoevt replied to the thread PCI Riser Design Rework of GitHub PCIe Riser - Howto?.What's an AI file or an AI schematic? Adobe Illustrator? (not related to artificial intelligence) Still not sure why the thread title...
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Jjoevt replied to the thread PCI Riser Design Rework of GitHub PCIe Riser - Howto?.You are saying the four PCI Risers are not based upon PCI? You mean they don't connect to a PCI slot? What do they connect to? The...
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Jjoevt replied to the thread MARCHintosh 2026 Projects.Linux has FireWire networking. It should allow connecting Linux and macOS machines? I haven't tried it. A Mac in FireWire Target Disk...
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Jjoevt replied to the thread iMac G3 Won't Boot After Trying To Boot 10.4.Serial ports: https://forums.macrumors.com/threads/anyone-have-one-of-the-fruit-colored-imacs.2428418/post-33223598...
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Jjoevt replied to the thread ThinkC digesting MIDI in with C on 68k macs - video.I wonder if a dark gray pattern would be better for the black keys instead of the 50% gray pattern? Conversely, maybe a light gray...
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Jjoevt replied to the thread iMac G3 Won't Boot After Trying To Boot 10.4.Add a serial port adapter and try to get into the Serial Test Manager?
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Jjoevt replied to the thread Apple Network Server MacOS based ROMs found.Use the tbxi dump command to extract all the parts of the ROM. https://github.com/elliotnunn/tbxi We could load the special ROM from...