What are the modfication need to do USB work in 180 MHZ?
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2015-04-23 05:45 AM
Posted on April 23, 2015 at 14:45
Hi,
I am using STM32f429 USBH sample codes for one of my project. I have configured USB in FS mode.I have connected a USB keyboard and it works fine in systemcore clock 168 MHZ. When i switched to 180MHZ it stops working. I know, its already mentioned in the header file. what i need to do modify in the code ,USB will work in 180 MHZ? #!stm32f4-disco
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2015-04-23 09:57 AM
Posted on April 23, 2015 at 18:57
There isn't a way to provide 48 MHz internally (PLL Q tap) from 180/360 MHz
You'd need to use an external USB PHY.
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