How to set the speed of XTAG-2 from xTIMEcomposer?

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markaren1
Junior Member
Posts: 7
Joined: Tue Jan 21, 2014 7:00 pm

How to set the speed of XTAG-2 from xTIMEcomposer?

Post by markaren1 »

Hi All,

I note that it is possible to slow down XTAG-2 clock using the XRUN etc, but how can I change this from within xTIMEcomposer ?

Are there any other XTAG-2 related knobs to twiddle within xTIMEcomposer, if so, where ?

Thanks,

mark

 



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sethu_jangala
XCore Expert
Posts: 589
Joined: Wed Feb 29, 2012 10:03 am

Post by sethu_jangala »

You can set the speed of the jtag device by using the following command:

--jtag-speed n

This sets the divider for the JYTAg clock to n. IF unspecified, the default value will be 0 and the maximum value is 70. For FTDI based debug adapters, the JTAG clock speed is set to 6/(n+1)MHz. For XMOS based debug adapters, the JTAG clock speed is set to 25/(n+1)MHz.

 

From the xTIMEcomposer tool, you can set this opption by following the below procedure:

1. Got to RUN --> RUN Configurations (this opens a window).

2. You will see a input box labled with Additional xrun command line options. Enter the command line options in this input box.

Have a look at xTIMEcomposer user guide for more details.