Module esp32s2::rtc_cntl::ext_xtl_conf

32 kHz crystal oscillator configuration register

Structs

• EXT_XTL_CONF_SPEC
  32 kHz crystal oscillator configuration register

Type Aliases

• DAC_XTAL_32K_R
  Field DAC_XTAL_32K reader - DAC_XTAL_32K
• DAC_XTAL_32K_W
  Field DAC_XTAL_32K writer - DAC_XTAL_32K
• DBUF_XTAL_32K_R
  Field DBUF_XTAL_32K reader - 0: single-end buffer 1: differential buffer
• DBUF_XTAL_32K_W
  Field DBUF_XTAL_32K writer - 0: single-end buffer 1: differential buffer
• DGM_XTAL_32K_R
  Field DGM_XTAL_32K reader - xtal_32k gm control
• DGM_XTAL_32K_W
  Field DGM_XTAL_32K writer - xtal_32k gm control
• DRES_XTAL_32K_R
  Field DRES_XTAL_32K reader - DRES_XTAL_32K
• DRES_XTAL_32K_W
  Field DRES_XTAL_32K writer - DRES_XTAL_32K
• ENCKINIT_XTAL_32K_R
  Field ENCKINIT_XTAL_32K reader - Applies an internal clock to help the 32 kHz crystal to start.
• ENCKINIT_XTAL_32K_W
  Field ENCKINIT_XTAL_32K writer - Applies an internal clock to help the 32 kHz crystal to start.
• R
  Register EXT_XTL_CONF reader
• W
  Register EXT_XTL_CONF writer
• WDT_STATE_R
  Field WDT_STATE reader - Stores the status of the 32 kHz watchdog.
• XPD_XTAL_32K_R
  Field XPD_XTAL_32K reader - XPD_XTAL_32K
• XPD_XTAL_32K_W
  Field XPD_XTAL_32K writer - XPD_XTAL_32K
• XTAL32K_AUTO_BACKUP_R
  Field XTAL32K_AUTO_BACKUP reader - Set this bit to switch to the backup clock when the 32 kHz crystal is dead.
• XTAL32K_AUTO_BACKUP_W
  Field XTAL32K_AUTO_BACKUP writer - Set this bit to switch to the backup clock when the 32 kHz crystal is dead.
• XTAL32K_AUTO_RESTART_R
  Field XTAL32K_AUTO_RESTART reader - Set this bit to restart the 32 kHz crystal automatically when the 32 kHz crystal is dead.
• XTAL32K_AUTO_RESTART_W
  Field XTAL32K_AUTO_RESTART writer - Set this bit to restart the 32 kHz crystal automatically when the 32 kHz crystal is dead.
• XTAL32K_AUTO_RETURN_R
  Field XTAL32K_AUTO_RETURN reader - Set this bit to switch back to 32 kHz crystal when the 32 kHz crystal is restarted.
• XTAL32K_AUTO_RETURN_W
  Field XTAL32K_AUTO_RETURN writer - Set this bit to switch back to 32 kHz crystal when the 32 kHz crystal is restarted.
• XTAL32K_EXT_CLK_FO_R
  Field XTAL32K_EXT_CLK_FO reader - Set this bit to FPU the external clock of 32 kHz crystal.
• XTAL32K_EXT_CLK_FO_W
  Field XTAL32K_EXT_CLK_FO writer - Set this bit to FPU the external clock of 32 kHz crystal.
• XTAL32K_GPIO_SEL_R
  Field XTAL32K_GPIO_SEL reader - Selects the 32 kHz crystal clock. 0: selects the external 32 kHz clock. 1: selects clock from the RTC GPIO X32P_C.
• XTAL32K_GPIO_SEL_W
  Field XTAL32K_GPIO_SEL writer - Selects the 32 kHz crystal clock. 0: selects the external 32 kHz clock. 1: selects clock from the RTC GPIO X32P_C.
• XTAL32K_WDT_CLK_FO_R
  Field XTAL32K_WDT_CLK_FO reader - Set this bit to FPU the 32 kHz crystal watchdog clock.
• XTAL32K_WDT_CLK_FO_W
  Field XTAL32K_WDT_CLK_FO writer - Set this bit to FPU the 32 kHz crystal watchdog clock.
• XTAL32K_WDT_EN_R
  Field XTAL32K_WDT_EN reader - Set this bit to enable the 32 kHz crystal watchdog.
• XTAL32K_WDT_EN_W
  Field XTAL32K_WDT_EN writer - Set this bit to enable the 32 kHz crystal watchdog.
• XTAL32K_WDT_RESET_R
  Field XTAL32K_WDT_RESET reader - Set this bit to reset the 32 kHz crystal watchdog by SW.
• XTAL32K_WDT_RESET_W
  Field XTAL32K_WDT_RESET writer - Set this bit to reset the 32 kHz crystal watchdog by SW.
• XTAL32K_XPD_FORCE_R
  Field XTAL32K_XPD_FORCE reader - Set 1 to allow the software to FPD the 32 kHz crystal. Set 0 to allow the FSM to FPD the 32 kHz crystal. (R/W)
• XTAL32K_XPD_FORCE_W
  Field XTAL32K_XPD_FORCE writer - Set 1 to allow the software to FPD the 32 kHz crystal. Set 0 to allow the FSM to FPD the 32 kHz crystal. (R/W)
• XTL_EXT_CTR_EN_R
  Field XTL_EXT_CTR_EN reader - Enables the GPIO to power down the crystal oscillator.
• XTL_EXT_CTR_EN_W
  Field XTL_EXT_CTR_EN writer - Enables the GPIO to power down the crystal oscillator.
• XTL_EXT_CTR_LV_R
  Field XTL_EXT_CTR_LV reader - 0: powers down XTAL at high level 1: powers down XTAL at low level
• XTL_EXT_CTR_LV_W
  Field XTL_EXT_CTR_LV writer - 0: powers down XTAL at high level 1: powers down XTAL at low level