BFEXTU's latest activity
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Please can you read through and vote on the following proposition for changes to the board structure by clicking here.
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BBFEXTU replied to the thread SuperMac Enhance Board Memory Upgrade Information.I found 2 old Enhance boards. One of them is missing the slotted PAL (E4000/E6000), but the other one has an E4000 v2 PAL in that...
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BBFEXTU replied to the thread SuperMac Enhance Board Memory Upgrade Information.Hi Wouter - Your auction is mostly correct, albeit with 1 minor issue. In order to go to 4 Mb, it would need v2.0 of the E3000 pal in...
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BBFEXTU replied to the thread Building A/UX Device Drivers.I just looked, and my Epson Perfection V500 is actually better than the new Epson. So, I tore open the power supply -- bad electrolytic...
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BBFEXTU replied to the thread Building A/UX Device Drivers.I finally got a new scanner! Unfortunately, my other one broke some time ago. So, I should now be able to finish scanning the A/UX docs...
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BMy ESP32 SoftCard arrived and I have been having some fun with it! CVT, the creator (located in Bulgaria), has done some incredible work...
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BBFEXTU replied to the thread SuperMac VidCards - Timeline Development - Links.Sorry - I missed the question at the end of your post. I think the latest ROM for Thunder/24 is v3.1. It probably fixes some bugs vs...
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BBFEXTU replied to the thread SuperMac VidCards - Timeline Development - Links.OK - so that would certainly work, but I'm being dumb. Just boot either board, toggle the accelerator in SuperVideo and carefully probe...
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BBFEXTU replied to the thread SuperMac VidCards - Timeline Development - Links.OK - so a 10K (Brown-Black-Orange-Gold) pull-up on Q0. The SuperMac accelerator boards have an onboard data/config register. It might...
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BBFEXTU replied to the thread SuperMac VidCards - Timeline Development - Links.@Fizzbinn - That resistor looks like a possible 10K pull-up to VCC on the LS259 - for Q0 or Q1. Or, instead of VCC, it could be...
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BBFEXTU replied to the thread SuperMac VidCards - Timeline Development - Links.The Thunder/GT was post-merger. 3 years later and different design...but similar nextgen/Radius-branded chips -- graphics controller...
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BBFEXTU replied to the thread SuperMac VidCards - Timeline Development - Links.I just looked at my PDQ+/PopTart board and there's no pin bridging on SMT02 at that location. However, I ohmed the pins and they are...
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