1 Reliable data transmission
Ben Eater video on sending data reliably from one Arduino to another, which a couple of viewers praise as an excellent and detailed explanation.
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3 videos. Ranked by independent recommendations, not by views.
Ben Eater video on sending data reliably from one Arduino to another, which a couple of viewers praise as an excellent and detailed explanation.
Jeremy Blum's Arduino tutorial on serial communication, pointed to for understanding why incoming characters arrive as ASCII codes and how to convert them to numbers.
A tutorial on wireless serial links between two Arduinos using XBee modules, suggested as a starting point even for people using cheaper radios.