Sorry for the vague subject, but, I want to make a serial connection between two different arduinos(an arduino and a freeduino) without using the tx and rx(default ones) pins as I want them to connect to the PC. Now, this is how I want it to work - using laser(bidirectional) so that I can send an …

How am I supposed to do this?

CrossRoads April 29, 2014, 1:01pm 4

So put the same setup on both ends:

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