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Brownout voltage level

Posted: Sun Dec 12, 2021 9:51 am
by Die_32_
Where are defined brownout voltage level on esp-idf ?

Is it possible to change the default values ? Only for test purpose

Re: Brownout voltage level

Posted: Sun Dec 12, 2021 7:23 pm
by Victoria Nope
Die_32_ wrote:
Sun Dec 12, 2021 9:51 am
Where are defined brownout voltage level on esp-idf ?

The level is defined by the CONFIG_ESP32_BROWNOUT_DET_LVL_SEL project configuration option.
Die_32_ wrote:
Sun Dec 12, 2021 9:51 am
Is it possible to change the default values ? Only for test purpose

No, because the voltage levels are fixed in HW by enumeration values of the RTC_CNTL_DBROWN_OUT_THRES register. See page 718 of the reference manual.