David Cook's latest activity
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David Cook replied to the thread 68k Any sampling profilers for Mac 68k?.BTW, it looks like Apple's Time Manager source code is available. It might help you understand what the stack (and registers) should... -
David Cook replied to the thread 68k Any sampling profilers for Mac 68k?.Here's a possible approach. 1. Run a test program that shows an alert with it's address range when it starts up. Then have it do some...
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David Cook replied to the thread IIsi w/ROM - repair and photos.OMG. Your damage was far worse. I would not have even attempted your floppy restoration. Congrats on saving another Mac!
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Macintosh IIsi computers don't sell for as much as other Macs from the time period. IIsis tend to have motherboard capacitor damage and...
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David Cook replied to the thread SuperMac Supermatch 17 monitor missing pins.That's great news! Happy to help. I'm glad you are keeping the SuperMac monitor. They aren't making any new ones. : )
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David Cook replied to the thread SuperMac Supermatch 17 monitor missing pins.Here are photos of the SuperMac adapters that I presume they made to allow their monitors to work with internal video: DB-15 female...
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David Cook replied to the thread SuperMac Supermatch 17 monitor missing pins.Not necessarily. I just wanted to alert you to that option. In fact, I think a lot of the other card manufacturers also provided methods...
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David Cook replied to the thread SuperMac Supermatch 17 monitor missing pins.Most of the SuperMac video cards don't require sense lines. Instead, they rotate through a series of resolutions and ask you to press...
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David Cook replied to the thread Software-only OVERCLOCK for LC475, LC575, Quadra 605.That's very interesting. Originally, my thoughts were just as to whether or not the power supply was becoming strained, and how much...
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David Cook replied to the thread Software-only OVERCLOCK for LC475, LC575, Quadra 605.🤫 Shhh! He didn't mean that folks. Just a late April fools joke.
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David Cook replied to the thread Software-only OVERCLOCK for LC475, LC575, Quadra 605.Has anyone tested current draw and/or voltages on the 5V line at different frequencies? I thought @JDW measured voltage at various...
