On Sat, Jan 17, 2015 at 9:52 AM, John Coppens wrote: > First of all, this is the first time I really try to implement a USB conn= ection > from both sides, i.e. from the PIC and from the PC side. I looked around = a lot > and found the m-stack usb stack which seemed quite easy-to-use. > (see http://www.signal11.us/oss/m-stack/) > ... > 3) Anyone with experience with the m-stack? The author is pretty active in the Microchip USB Forum section as far as I know. So you should be able to post the question there. There are quite a few experts there, including the retired Professor Tsuneo Chinzei. It is one of the best USB forums available. http://www.microchip.com/forums/f102.aspx Anyway I see that you already in that forum. So you can post your question there. --=20 Xiaofan --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .