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How can i check the arm frequency inside the cyclone V?

Altera_Forum
Honored Contributor II
‎07-22-2013 06:50 PM
1,155 Views

Hello i can't find a way to check the arm frequency inside the cyclone V SoC.

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Altera_Forum
Honored Contributor II
‎07-22-2013 08:11 PM
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The low level way to do this (for example if you want the FPGA to query the frequency) would be to read the main PLL settings in the clock manager and figure out the frequency from there. With an OS running there should be ways to query what the frequency is as well.

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