Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Reverse-engineering and comparing two Game Boy audio amplifier chips
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The Nintendo Game Boy contains an audio amplifier chip for sound through a speaker or headphones. In this post, I reverse-engineer this ch...
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A look at the die of the 8086 processor
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The Intel 8086 microprocessor was introduced 42 years ago this month, 1 so I made some high-res die photos of the chip to celebrate. The ...
20 comments:
Die analysis of the 8087 math coprocessor's fast bit shifter
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Floating-point numbers are very useful for scientific programming, but early microprocessors only supported integers directly. 1 Although...
6 comments:
Extracting ROM constants from the 8087 math coprocessor's die
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Intel introduced the 8087 chip in 1980 to improve floating-point performance on the 8086 and 8088 processors, and it was used with the ori...
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