Posted on January 08, 2017 at 11:36I am also working on this for the past week. Found a good site, check this: http://www.cnblogs.com/shangdawei/archive/2012/10/24/2737053.html 

Posted on December 31, 2015 at 13:35Hello Greg,I checked the original project by Sergey Fetisov. Since he used relatively old STD Peripheral Libs with old USB API's, some porting effort is needed to support HAL Drivers and new USB Device API's. Look...