[SOLVED] Single Wire Debugger(SWD) Clock Frequency Conflict;

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chandu.kurapati

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Hi all,

I want to implement the SWD protocol with two GPIO pins one as a SWDIO and another SWCLK, but i have some conflict about the clock frequency.

What is the acceptable clock frequency of the SWD protocol, there is any range of frequency to configure the SWD, I couldn't find it in any document but have to provide some delay between the SWCLK set and reset operations.

I don't understand the how much delay to provide in between the set and reset operations, i think that delay depend on the clock frequency.

can any one help me about the SWD frequency conflict.


Thanks & Regards,
Chandu.Kurapati.
 

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