Espressif ESP32 Technical Reference Manual page 728

31 Low-Power Management (RTC_CNTL)
31 26 25
0 0 0 0 0 0 0
RTC_CNTL_SW_STALL_PROCPU_C1 reg_rtc_cntl_sw_stall_procpu_c1[5:0],
reg_rtc_cntl_sw_stall_procpu_c0[1:0] == 0x86 (100001 10) will stall PRO_CPU, see also
RTC_CNTL_OPTIONS0_REG. (R/W)
RTC_CNTL_SW_STALL_APPCPU_C1 reg_rtc_cntl_sw_stall_appcpu_c1[5:0],
reg_rtc_cntl_sw_stall_appcpu_c0[1:0] == 0x86 (100001 10) will stall APP_CPU, see also
RTC_CNTL_OPTIONS0_REG. (R/W)
Register 31.35. RTC_CNTL_STOREn_REG (n: 4-7) (0x00B0+4*(n-4))
31
x x x x x x x
RTC_CNTL_STOREn_REG 32-bit general-purpose retention register. (R/W)
Espressif Systems
Register 31.34. RTC_CNTL_SW_CPU_STALL_REG (0x00AC)
20 19
0 0 0 0 0 0 0 0
x x x x x x x x
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0 0 0 0 0 0 0 0
x x x x x x x x
728
0 0 0 0 0 0 0 0
x x x x x x x x
ESP32 TRM (Version 5.2)
0
0 Reset
0
x
Reset