On Wed, Apr 14, 2010 at 08:24:06PM +0200, Andrea Cometa wrote: > Greg KH ha scritto: >> On Wed, Apr 14, 2010 at 07:27:00PM +0200, Andrea Cometa wrote: >> >>> [...] >> >> Great, now what happens when you open the connection and try to send >> data through it? Can you provide the kernel debug log for when tha >> happens? >> >> >>> about flow control, i've tried it on and also off, but nothing happens >>> this kind of devices (i've bought two different brands) seem to be deaf! >>> :( >>> >> >> Ok, thanks for checking about flow control, but I don't see any >> userspace open happening in the kernel log yet. >> >> thanks, >> >> greg k-h >> >> >> > here the kern.log when i send data trough ttyUSB0 I see data going to the device, one byte at a time, so perhaps something is wrong on the hardware side? I really don't know what else to suggest, sorry. good luck, greg k-h -- 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