Brownout voltage level

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Die_32_
Posts: 58
Joined: Wed May 05, 2021 2:42 pm

Brownout voltage level

Postby Die_32_ » Sun Dec 12, 2021 9:51 am

Where are defined brownout voltage level on esp-idf ?

Is it possible to change the default values ? Only for test purpose
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Victoria Nope
Posts: 75
Joined: Fri Dec 04, 2020 9:56 pm

Re: Brownout voltage level

Postby Victoria Nope » Sun Dec 12, 2021 7:23 pm

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.
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