How to disable JTAG pins in Debug with SWDIO/SWCLK?

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How to disable JTAG pins in Debug with SWDIO/SWCLK?

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timothymasters
Contributor II

My target is a LPC11U64FBD64/401 which does not allow debug with JTAG, only boundary scan.  So the debug works only through the SWDIO/SWCLK pins. However, the pins associated with JTAG, TCK, TMS etc. are still disabled during debug. 

Is there a way to disable the JTAG and release the GPIO dedicated to JTAG during debug using the SWDIO/SCLK pin?

Thanks

Tim

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soledad
NXP Employee
NXP Employee

Hi,

Please check the below thread and let me know if this helps.

GPIO port difference | www.LPCware.com 


Have a great day,
Sol

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