This is a simple sketch that has the following functionality: 1-Waits for the user to input a string (max of 216 characters) through the Serial Monitor 2-Builds the corresponding QRCode by sending an API request, through the Internet, to www.esponce.com . 3-The response is shown as “text” on the S…

QRduino - Sketch to generate/display QRCodes on Arduino

robtillaart August 30, 2012, 12:36pm 2

Can you tell me what hardware is needed?

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