Add USB To Your Electronics Projects! - The USB Protocol Explained

USB is both the simplest and most complex interface to use. It is simple to plug in and let the computer handle. It is complex to create and run a microcontroller with it.

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My Website: https://sinelab.net
Schematic: https://sinelab.net/pdf/usb_test.pdf
Code: https://sinelab.net/code/usbify.zip
ASF-USB: https://asf.microchip.com/docs/latest/asf_usb.html
LUFA: http://www.fourwalledcubicle.com/LUFA.php
USB Datasheet: https://sinelab.net/pdf/usb-20-specification.pdf
ATmega16u2 Datasheet: https://sinelab.net/pdf/ATmega16u2.pdf
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