Reverse-engineering the 8085's ALU and its hidden registers

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This article describes how the ALU of the 8085 microprocessor works and how it interacts with the rest of the chip, based on reverse-engine...
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Four Rigol oscilloscope hacks with Python

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A Rigol oscilloscope has a USB output, allowing you to control it with a computer and and perform additional processing externally. I was i...
20 comments:

Reverse-engineering the flag circuits in the 8085 processor

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Processors all have status flags to keep track of conditions such as a zero value, a carry, or a negative value. Whenever you write a loop o...
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Twelve tips for using the Rigol DS1052E Oscilloscope

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In this article I share a few tips I've learned about using the Rigol DS1052E oscilloscope. The Rigol DS1052E digital oscilloscope....
14 comments:

The Mili universal car/wall USB charger, tested in the lab

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I received a Mili universal USB charger for review from Mobile Fun . This interesting charger has some features that make it my current fa...
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Teardown and exploration of Apple's Magsafe connector

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Have you ever wondered what's inside a Mac's Magsafe connector? What controls the light? How does the Mac know what kind of charger ...
130 comments:

Tenma 72-7740 multimeter: review and teardown

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The Tenma 72-7740 digital multimeter is a multimeter in the $70 price range. Overall, it's a nice, solidly-build meter and it has perfo...
8 comments: