Espressif ESP32 Technical Reference Manual page 710

31 Low-Power Management (RTC_CNTL)
31 30 29 28 27 26 25
0 0 0 0 0 0 0
RTC_CNTL_PLL_I2C_PU 1: PLL_I2C power up, otherwise power down. (R/W)
RTC_CNTL_CKGEN_I2C_PU 1: CKGEN_I2C power up, otherwise power down. (R/W)
RTC_CNTL_RFRX_PBUS_PU 1: RFRX_PBUS power up, otherwise power down. (R/W)
RTC_CNTL_TXRF_I2C_PU 1: TXRF_I2C power up, otherwise power down. (R/W)
RTC_CNTL_PVTMON_PU 1: PVTMON power up, otherwise power down. (R/W)
RTC_CNTL_PLLA_FORCE_PU PLLA force power up. (R/W)
RTC_CNTL_PLLA_FORCE_PD PLLA force power down. (R/W)
31
0 0 0 0 0 0 0
RTC_CNTL_PROCPU_STAT_VECTOR_SEL PRO_CPU state vector selection. (R/W)
RTC_CNTL_APPCPU_STAT_VECTOR_SEL APP_CPU state vector selection. (R/W)
RTC_CNTL_RESET_CAUSE_APPCPU Reset cause for APP_CPU. (RO)
RTC_CNTL_RESET_CAUSE_PROCPU Reset cause for PRO_CPU. (RO)
Espressif Systems
Register 31.11. RTC_CNTL_ANA_CONF_REG (0x0030)
24 23 22
0 1 0 0 0 0 0 0
Register 31.12. RTC_CNTL_RESET_STATE_REG (0x0034)
0 0 0 0 0 0 0 0
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0 0 0 0 0 0 0 0
14 13 12 11
0 0 0 1 1 x x x
710
0 0 0 0 0 0 0 0
6 5
x x x x x x x x
ESP32 TRM (Version 5.2)
0
0 Reset
0
x Reset