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Post AvNaY2EOZV0cFrBaim by [email protected] |
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More posts by [email protected] |
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Post #AvNaY0gKKgABRuEryq by [email protected] |
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Well, you buy one of those alphabet-soup brand names on Amazon, you get what yo… |
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Post #AvNaY0n3vdYDmnOFTk by [email protected] |
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I actually ordered two of them. So I took the other one out of the box, and it… |
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Post #AvNaY0tRXueg6aNLQO by [email protected] |
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It's not all bad news, because now I have an excuse to go to Microcenter. |
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Post #AvNaY0zpABl8QNMRN2 by [email protected] |
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So I go to microcenter, buy a Korad KA3005P, bring it home, and it also doesn&#… |
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Post #AvNaY16Yl99AlGVorw by [email protected] |
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Okay, you can laugh at me all you want, but this stuff isn't obvious unless… |
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Post #AvNaY1CaOjy33xKdGK by [email protected] |
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In my defense, I have no formal electronics education whatsoever and up until t… |
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Post #AvNaY1JfyNdfPweIJU by [email protected] |
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I don't think it was a wasted trip though, this thing weighs about four tim… |
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Post #AvNaY1PhbySXidT6hs by [email protected] |
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If we're confessing things now though I also don't really know how capa… |
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Post #AvNaY1VjFZHQ1KHv6G by [email protected] |
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Anyway, let's get hacking on stuff we barely understand!Through the magic o… |
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Post #AvNaY1bktA6IK16jUe by [email protected] |
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Let's attach all the Vcc and Vss pins. The Vss is the negative, I guess. I… |
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Post #AvNaY1i8VRCkdo5pRI by [email protected] |
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Each line I connect increases the wattage quite a bit. Eventually the chip is d… |
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Post #AvNaY1noALk2vOkMHQ by [email protected] |
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The 8088, in comparison, just gets slightly warm. Makes me wonder what the dif… |
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Post #AvNaY1tpnwYvE5ZAfo by [email protected] |
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Intel's datasheet on the 80286 says that it dissipates 1W. I understand th… |
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Post #AvNaY1zrRXNnWmNz4C by [email protected] |
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How much heat something gives off is still pretty much a standard CPU measure. … |
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Post #AvNaY26b2UlprfXMZ6 by [email protected] |
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I was always told from back in the 90's that if your CPU reached 90 degrees… |
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Post #AvNaY2EOZV0cFrBaim by [email protected] |
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@gloriouscow FWIW many modern devices (including GPU) have a maximum operating … |
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Post #AvNaY2PNudncnwKMqm by [email protected] |
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The 80286 takes its sweet time resetting.We have to hold RESET high for 16 cycl… |
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Post #AvNaY2kIesWtqo74S0 by [email protected] |
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I don't think this is working sadly.The amount of power the CPU is drawing … |
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Post #AvNaY36dJqOUy4YuGG by [email protected] |
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Also the 80C286 doesn't need the substrate bias capacitor. Dang. I like hav… |
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Post #AvNaY3U1ur6q8dVajI by [email protected] |
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So it's possible I killed this chip. Sadly I don't have a spare to swap… |
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Post #AvNaY3qMZoyRFtxQXY by [email protected] |
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I do, however, still have that 386EX board... |
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Post #AvNaY4BzHQGsKy4hFI by [email protected] |
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Ok so I have a non-CMOS 286. The chances of it actually functioning are pretty… |
