Hello all. One of my ongoing projects is staircase lighting using an Arduino Uno and a TLC5940. The trigger at the top of the staircase will be a PIR sensor. At the staircase bottom the trigger will be an IR beam break; the receiver of the beam will be a TSOP1738. Originally I used the IR library f…

IR beam break detection

terryking228 October 14, 2012, 8:28pm 6

Hmmmm. You are doing simultaneous transmit and receive, right?? Maybe the software/libraries interfere with each other???

IF you had another Arduino you could test separately...

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