Mbed 1768 - LPCXpresso IDE SWV output not available

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Mbed 1768 - LPCXpresso IDE SWV output not available

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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by ScubaBoy on Mon Nov 09 01:32:43 MST 2015
Hi,

I've taken the simple LED blinking code example and exported to LPCXpresso builds and deploys ok and I'm able to step through the code using the debugger. However I'm trying to enable the SWV feed but for some reason LPCXpresso does not detect any SWV capability:

HasSWV = FALSE HasETM = FALSE HasJTAG = FALSE HasSWD = TRUE Probe Type = CMSIS-DAP

Is this feature not supported by the mbed firmware?

Thanks
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4 Replies

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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by vtw.433e on Mon Nov 09 05:57:58 MST 2015
I'm not sure if you can connect an external debug probe to the mbed board. If you can, then yes, you will have access to SWV.

Suggest you read the FAQ...
https://www.lpcware.com/content/faq/lpcxpresso/trace-overview
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by ScubaBoy on Mon Nov 09 05:32:40 MST 2015
would I have access to the SWV output if I used the following debug board:

LPC-Link 2

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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by ScubaBoy on Mon Nov 09 02:13:09 MST 2015
Thanks for the quick response.
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by vtw.433e on Mon Nov 09 02:00:26 MST 2015
SWV is not supported by CMSIS-DAP...
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