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Graphic calculator as a spectrum analyzer
[Michael Vincent] turned his TI-84 Plus into a spectrum analyzer. By running some assembly code on the device the link port can be used as an I2C bus (something we’ll have to keep in mind). After...
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Working with I2C port expanders
There are times when you don’t need much processing power for your project but you do need a lot of I/O pins. It often doesn’t make economic sense to choose a larger microcontroller just to get extra...
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Flyfish FF32 Gets GUI
[CWroos] has written an impressive GUI for the Flyfish FF32. The Flyfish is a port expander of sorts, allowing the user access to a large array of I/O , analog inputs, SPI, I2C and a few other...
View ArticleTwo Joysticks Talk To FPGA Arcade Game Over A VGA Cable
We really love when hacks of previous hacks show up in the tip line. It shows how the hardware hacking community can be a feedback loop, where one hack begets the next, and so on until great things are...
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