LETIMER Trigger with PRS

by <a href="http://community.silabs.com/t5/Welcome-and-Announcements/Community-Ranking-System-and-Recognition-Program/m-p/140490#U140490"><font color="#000000"><font size="2">Hero Employee</font></font> </a> amenleung on ‎04-13-2017 04:48 PM

Question

Is it possible to trigger LETIMER with PRS?

Answer

It is possible in EFM32 Series 1 (e.g. EFM32PGxx) but not in EFM32 Series 0 (e.g. EFM32GG).

 

  EFM32 Series 0 EFM32 Series 1
RTC/RTCC event to trigger LETIMER Through RTC compare channel 0 or 1 Via PRS from RTCC
LETIMER can be started, stopped, and/or cleared by PRS No Configured by bitfields in the LETIMERn_PRSSEL register