C64 Gets A Graphics Upgrade Courtesy Of Your Favorite Piano Manufacturer

The Commodore 64 was quite a machine in its time, though a modern assessment would say that it’s severely lacking in the graphical department. [Vossi] has whipped up a bit of an upgrade for the C64 and C128, in the form of a graphics expansion card running Yamaha hardware.

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The Piezoelectric Glitching Attack

Many readers will be familiar with the idea of a glitching attack, introducing electrical noise into a computer circuit in the hope of disrupting program flow and causing unexpected behaviour which might lead to hitherto unavailable access to memory or other system resources.

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Bicycle odometer with ESP-12

The idea is to make a Bicycle odometer with ESP-12 (ESP8266MOD), a chip that would allow us to create an app to verify the bicycle speed. I plan to measure the speed of the bicycle in km/h (kilometers per hour) using a reed switch sensor and a magnet on the wheel.

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