This versatile board can be used to provide power, facilitate reprogramming sketches onto the chips of the Displayboards, or even (experimentally) provide ISP support for flashing a new bootloader onto Displayboard chips.
Please take a look at our Wiki page on Github for more information: https://github.com/LEDgoes/USBCommunicator/wiki/LEDgoes-USBCommunicator
To purchase LEDgoes boards, visit http://www.makertronic.com/ledgoes