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usb ESD protection in stm32f4discovery

Question asked by tag.aseok on Jun 9, 2015
Latest reply on Jun 10, 2015 by Clive One
Hello
The OTG side of the stm32f4discovery is ESD protected, but there isn't such protection in the STLINK side, why?
How can we decide whether to put ESD protection IC or not?
 

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