Elektronica Stynus
 

Parallel port interface

This is a project I made in 2003. It is a box with 8 leds in it that can be controlled by the parallel port of a pc.

schema
Source.

Pictures:
ppi

ppi
ppi

ppi

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Update 23/08/07

I started building a new version with 8 triacs to drive light bulbs.

PPI triac kaart
PPI triac kaart
PPI triac kaart

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Update 04/09/07

I received the missing parts and finished the pcb
PPI
PPI

Circuit diagram can be found here: Link.

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