Hello and thanks, > You should use the serial (tty) interface for this (see f_serial.c / serial.c) Not keen on that for binary data. > No. g_zero is meant only for testing purposes. Indeed. Problem is looking solved using GadgetFS working on the target board. Promise my next set of USB questions will be with for a contemporary kernel! Thanks again. Jerry. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html