On Thu, Jan 16, 2003 at 01:58:39PM -0500, thomas chen wrote: > i am working on a SL811 host controller in a ARM7 based embeded system > running uclinux > > i am continusouly getting NACK from slave device after a while...
Nothing wrong with that, it means the device doesn't have any data to send to the host. > can someone point me to a good resource about the low level usb > handshaking??? The USB spec at www.usb.org is the best place for this. I've heard there's a Mindspring USB book, but haven't had a chance to look at it. Others say it is also a good reference. thanks, greg k-h ------------------------------------------------------- This SF.NET email is sponsored by: Thawte.com Understand how to protect your customers personal information by implementing SSL on your Apache Web Server. Click here to get our FREE Thawte Apache Guide: http://ads.sourceforge.net/cgi-bin/redirect.pl?thaw0029en _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
