About ian2399

ian2399 · 2012-08-09

Posted on August 09, 2012 at 12:43HiI have a problem with STM32F207/407 (not) working with a ULPI PHY, in this caseSMSC USB3340. The system (which is device-only) will work at USB full-speed but not high-speed. Itseems that others have similar probl...

ian2399 · 2014-01-23

Posted on January 23, 2014 at 13:56Hi Ivan, sorry for the delay - I don't look at this thread much now. FWIW, my design with USB3320 works successfully with F207 and F407 (I have not tried any other MCUs). I didn't have to do anything special - ot...

ian2399 · 2013-10-25

Posted on October 25, 2013 at 15:11Hi againI've just noticed that this thread has been resurrected - so an update from me:My design with USB3320 now replacing previous USB3340 works fine at HS.Re Joshua's post:I think the USB3300 does NOT support LP...

ian2399 · 2012-08-17

Posted on August 17, 2012 at 10:58I have now had confirmation from ST that there is a bug in the STM32F207 devices as I have described, which means that they can't enumerate at HS with LPM-capable PHYs. I don't know which devices the bug applies to,...

ian2399 · 2012-08-13

Posted on August 13, 2012 at 11:18Hi DimitriThanks for taking the trouble to help us out with that confirmation. It is very useful to know, especially for me.I'm not sure whether HS operation as a host would guarantee HS operation as a device, if th...

ian2399 · 2012-08-10

Posted on August 10, 2012 at 20:59Hi bil.tilI'm not sure, but this is why I'm hoping so:I saw the rollet.romain post, but thought that it was inconclusive since the problem I am talking about is specifically that the device enumerates in FS but not ...

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Re: STM32F2/F4 problems with various ULPI USB PHYs