4x4 LED Matrix "Hello World"
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Uploader Comments (Metaby90)
Video Responses
This video is a response to 4x4 LED matrix for LPT port under OpenBSD 4.2
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All Comments (5)
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Geil (: hast du gut gemacht Max.!
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Is theare any IC ?
CAN YOU TELL ME THE CODE ?
Electroalek 4 months ago
@Electroalek No, there isn't any IC
The LEDs are controlled by the Parallel-Port of my PC.
There are only 4 NPN and 4 PNP Transistors to connect the LEDs on Vss or ground.
Metaby90 4 months ago