todbot blog Random experiments, circuits, code, rapid prototyping, sometimes things to buy, and the odd tune by Tod Kurt. [NOTE! arduino-serial has been greatly updated. See the âArduino-serial: updated!â post for details] The Arduinoâs USB port is actually a serial port in disguise. To your computer it appears as a âvirtualâ serial port. This is good news if you want to write custom code on your
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