Hi, On Tue, Jul 26, 2011 at 02:34:29PM +0200, Sebastian Andrzej Siewior wrote: > >On Tue, Jul 26, 2011 at 02:12:16PM +0200, Sebastian Andrzej Siewior wrote: > >> I really would appreciate a userland approach. Is it possible to extend > >> the protocol a little? For instance add ep2/3 so you could use it to > >> transfer more than 64bytes in one go on HS? Also if you send fat > > > >possible it is, but then it wouldn't be DFU compliant ;-) > > That is true. I'm not an expert in this area but do additional USB > descriptors cause any harm? yes, it wouldn't be compliant to the class specification anymore. But you could use DFU only for part of the flashing, for example, and have a "proprietary" protocol handle the other part. -- balbi
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