printf very slow! - CW10.2 - K10

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printf very slow! - CW10.2 - K10

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ignisuti
Contributor IV

Is anyone else using printf to send debug data to the Console window? I just started doing this and noticed that it is REALLY SLOW!

 

I can literally watch it draw one character after another. How can this be if my MCU is running at 100MHz?

Is the interface backwards through my debugger just that slow?

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Enni
Contributor I

Same problem here, I was just about to open a thread myself....

 

I'm using CW10.2 with a Kwikstik and printf is just slow. But it's not just on the CW-side, I noticed that using printf blocks the MCU until the output appears on the console in CW.

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