Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
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...
5 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...
9 comments:
Tiny transformer inside: Decapping an isolated power transfer chip
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I saw an ad for a tiny chip 1 that provides 5 volts 2 of isolated power: You feed 5 volts in one side, and get 5 volts out the other si...
9 comments:
Reverse-engineering the audio amplifier chip in the Nintendo Game Boy Color
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The Nintendo Game Boy Color is a handheld game console that was released in 1998. It uses an audio amplifier chip to drive the internal s...
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