USB interface for a grayscale OLED display
This USB interface module is for a 128×64 4-bit grayscale OLED display. Everything is powered from USB and on board is a DC/DC converter for making the necessary voltages for the OLED display.
![usb_osd12864_small.jpg](http://www.skippari.net/projects/wp-content/uploads/usb_osd12864_small.jpg)
![usboledcalgary_4-bit_small.jpg](http://www.skippari.net/projects/wp-content/uploads/usboledcalgary_4-bit_small.jpg)
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