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AWRL6432: How to configure RCOSC32K to RTI_CLK?

Part Number: AWRL6432

Hi Team,

It seems that RTI_CLKCTRL can a potential to select SLOW_CLK(RCOSC32K).

But the clock source of RTI_CLK only have 3 options as RTC_CLK_IN/XREF_IN/OSCILLATOR. It seems we are not able to configure SLOW_CLK(RCOSC32K) to the clock source.

Is it possible to configure SLOW_CLK(RCOSC32K) to RTI_CLK?

Best regards,

Ito

  • Hey Ito-san,

    The RTI_CLKCTRL can be set using the SOC_moduleSetClockFrequency function. In this case, assuming you would like to use the default frequency of the slow clock (32 kHz), then you could use the following function parameters.

    SOC_moduleSetClockFrequency(SOC_RcmPeripheralId_APPSS_RTI, SOC_RcmPeripheralClockSource_SLOW_CLK, 32000);

    Unfortunately, there isn't much documentation for the SOC functions besides what's provided under the API Reference for SOC Specific Functions (<MMWAVE_LSDK_VER>\docs\api_guide_xwrL64xx\group__DRV__SOC__MODULE.html), but you can also take a look through the source code and header files for the SOC module under the <MMWAVE_LSDK_VER>\source\drivers\soc\xwrlx4xx\ directory.

    Regards,

    Kristien