Thanasis Georgiou

Code snippets and electronic adventures

Recent Posts

LED Fireplace with Teensy 3.1 & SmartMatrix

published on March 25, 2016

I had a nice 32x16 LED matrix lying around and decided I should do something with it. The result is a small virtual fireplace for my desk!

PSoC component for WS0010-based displays

published on February 27, 2016

Yet another PSoC component for a display module! This time it’s for WS0010-based character OLED displays.

Communicating using the keyboard status LEDs

published on February 23, 2016

While learning how USB works I tried using the keyboard status LED to transmit information from the host to the device. This isn’t an original idea, I believe someone presented this in the past as a possible attack vector since USB HID devices require no special drivers and any application can toggle the status LEDs without special permissions. This post is, however, much more innocent and serves as a simple proof of concept. Read More...

Thanasis Georgiou

Code snippets and electronic adventures

Recent Posts

LED Fireplace with Teensy 3.1 & SmartMatrix

PSoC component for WS0010-based displays

Communicating using the keyboard status LEDs

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