I'm trying to use the pulseIn function to decode a WWV timecode, and I can't seem to get numbers that make sense. I have a separate microcontroller (8051) sending my Arduino a 1Hz signal to simulate constant 1s just to troubleshoot the program, and it's acting extremely oddly. After a while of comp…

pulseIn question

graynomad March 3, 2011, 11:40am 3

Do you have the GNDs of the two processors connected?

Rob