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February 24, 2013
about 7 years ago
If I'm using the 595 to control an 8ch 5V relay does it need more power than the one arduino pin can supply (if powered not by USB but a PS)?
Tutorial - Electric Imp: Serial communication between Imp and Arduino
about 9 years ago
I'm new to this and can't figure out why the arduino sketch errors on verify with "SoftwareSerial does not name a type".
I did change the < and > but don't think thats the issue...seems more like a define impSerial or SoftwareSerial command. Again, im just starting to learn coding so forgive my lack of expertise.