Module esp32c2_hal::efuse

Reading of eFuses

Structs

• Efuse
• EfuseField
  The bit field for get access to efuse data

Constants

• ADC1_CAL_VOL_ATTEN0
  [] ADC1 calibration voltage at atten0
• ADC1_CAL_VOL_ATTEN3
  [] ADC1 calibration voltage at atten3
• ADC1_INIT_CODE_ATTEN0
  [] ADC1 init code at atten0
• ADC1_INIT_CODE_ATTEN3
  [] ADC1 init code at atten3
• ADC_CALIBRATION_3
  [] Store the bit [86:96] of ADC calibration data
• BLK_VERSION_MAJOR
  [] Major version of BLOCK2
• BLK_VERSION_MINOR
  [] Minor version of BLOCK2 {0: “No calib”; 1: “With calib”}
• CUSTOM_MAC_USED
  [ENABLE_CUSTOM_MAC] True if MAC_CUSTOM is burned
• DIG_DBIAS_HVT
  [] BLOCK2 digital dbias when hvt
• DIG_LDO_ACT_DBIAS26
  [] BLOCK2 DIG_LDO_ACT_DBIAS26
• DIG_LDO_ACT_STEPD10
  [] BLOCK2 DIG_LDO_ACT_STEPD10
• DIG_LDO_SLP_DBIAS2
  [] BLOCK2 DIG_LDO_DBG0_DBIAS2
• DIG_LDO_SLP_DBIAS26
  [] BLOCK2 DIG_LDO_DBG0_DBIAS26
• DISABLE_BLK_VERSION_MAJOR
  [] Disables check of blk version major
• DISABLE_WAFER_VERSION_MAJOR
  [] Disables check of wafer version major
• DIS_DIRECT_BOOT
  [] This bit set means disable direct_boot mode
• DIS_DOWNLOAD_ICACHE
  [] The bit be set to disable icache in download mode
• DIS_DOWNLOAD_MANUAL_ENCRYPT
  [] The bit be set to disable manual encryption
• DIS_DOWNLOAD_MODE
  [] Set this bit to disable download mode (boot_mode[3:0] = 0; 1; 2; 4; 5; 6; 7)
• DIS_PAD_JTAG
  [] Set this bit to disable pad jtag
• ENABLE_SECURITY_DOWNLOAD
  [] Set this bit to enable secure UART download mode
• FLASH_TPUW
  [] Configures flash waiting time after power-up; in unit of ms. If the value is less than 15; the waiting time is the configurable value. Otherwise; the waiting time is twice the configurable value
• FORCE_SEND_RESUME
  [] Set this bit to force ROM code to send a resume command during SPI boot
• KEY0
  [BLOCK_KEY0] BLOCK_BLOCK_KEY0 - 256-bits. 256-bit key of Flash Encryption
• KEY0_FE_128BIT
  [] 128bit FE key
• KEY0_FE_256BIT
  [] 256bit FE key
• KEY0_SB_128BIT
  [] 128bit SB key
• MAC_FACTORY
  MAC_FACTORY MAC address
• OCODE
  [] OCode
• PKG_VERSION
  [] EFUSE_PKG_VERSION
• RD_DIS
  [] Disable reading from BlOCK3
• RD_DIS_KEY0
  [] Read protection for EFUSE_BLK3. KEY0
• RD_DIS_KEY0_HI
  [] Read protection for EFUSE_BLK3. KEY0 higher 128-bit key
• RD_DIS_KEY0_LOW
  [] Read protection for EFUSE_BLK3. KEY0 lower 128-bit key
• RTC_LDO_ACT_DBIAS13
  [] BLOCK2 DIG_LDO_ACT_DBIAS13
• RTC_LDO_ACT_DBIAS31
  [] BLOCK2 DIG_LDO_ACT_DBIAS31
• RTC_LDO_SLP_DBIAS13
  [] BLOCK2 DIG_LDO_SLP_DBIAS13
• RTC_LDO_SLP_DBIAS29
  [] BLOCK2 DIG_LDO_SLP_DBIAS29
• RTC_LDO_SLP_DBIAS31
  [] BLOCK2 DIG_LDO_SLP_DBIAS31
• SECURE_BOOT_EN
  [] The bit be set to enable secure boot
• SECURE_VERSION
  [] Secure version for anti-rollback
• SPI_BOOT_CRYPT_CNT
  [] Enables flash encryption when 1 or 3 bits are set and disables otherwise {0: “Disable”; 1: “Enable”; 3: “Disable”; 7: “Enable”}
• TEMP_CALIB
  [] Temperature calibration data
• UART_PRINT_CONTROL
  [] Set the default UARTboot message output mode {0: “Enable”; 1: “Enable when GPIO8 is low at reset”; 2: “Enable when GPIO8 is high at reset”; 3: “Disable”}
• USER_DATA
  [] User data block
• USER_DATA_MAC_CUSTOM
  [MAC_CUSTOM CUSTOM_MAC] Custom MAC address
• WAFER_VERSION_MAJOR
  [] WAFER_VERSION_MAJOR
• WAFER_VERSION_MINOR
  [] WAFER_VERSION_MINOR
• WDT_DELAY_SEL
  [] RTC watchdog timeout threshold; in unit of slow clock cycle {0: “40000”; 1: “80000”; 2: “160000”; 3: “320000”}
• WR_DIS
  [] Disable programming of individual eFuses
• WR_DIS_ADC1_CAL_VOL_ATTEN0
  [] wr_dis of ADC1_CAL_VOL_ATTEN0
• WR_DIS_ADC1_CAL_VOL_ATTEN3
  [] wr_dis of ADC1_CAL_VOL_ATTEN3
• WR_DIS_ADC1_INIT_CODE_ATTEN0
  [] wr_dis of ADC1_INIT_CODE_ATTEN0
• WR_DIS_ADC1_INIT_CODE_ATTEN3
  [] wr_dis of ADC1_INIT_CODE_ATTEN3
• WR_DIS_ADC_CALIBRATION_3
  [] wr_dis of ADC_CALIBRATION_3
• WR_DIS_BLK_VERSION_MAJOR
  [] wr_dis of BLK_VERSION_MAJOR
• WR_DIS_BLK_VERSION_MINOR
  [] wr_dis of BLK_VERSION_MINOR
• WR_DIS_BLOCK_KEY0
  [WR_DIS.KEY0] wr_dis of BLOCK_KEY0
• WR_DIS_CUSTOM_MAC
  [WR_DIS.MAC_CUSTOM WR_DIS.USER_DATA_MAC_CUSTOM] wr_dis of CUSTOM_MAC
• WR_DIS_CUSTOM_MAC_USED
  [WR_DIS.ENABLE_CUSTOM_MAC] wr_dis of CUSTOM_MAC_USED
• WR_DIS_DIG_DBIAS_HVT
  [] wr_dis of DIG_DBIAS_HVT
• WR_DIS_DIG_LDO_ACT_DBIAS26
  [] wr_dis of DIG_LDO_ACT_DBIAS26
• WR_DIS_DIG_LDO_ACT_STEPD10
  [] wr_dis of DIG_LDO_ACT_STEPD10
• WR_DIS_DIG_LDO_SLP_DBIAS2
  [] wr_dis of DIG_LDO_SLP_DBIAS2
• WR_DIS_DIG_LDO_SLP_DBIAS26
  [] wr_dis of DIG_LDO_SLP_DBIAS26
• WR_DIS_DISABLE_BLK_VERSION_MAJOR
  [] wr_dis of DISABLE_BLK_VERSION_MAJOR
• WR_DIS_DISABLE_WAFER_VERSION_MAJOR
  [] wr_dis of DISABLE_WAFER_VERSION_MAJOR
• WR_DIS_DIS_DIRECT_BOOT
  [] wr_dis of DIS_DIRECT_BOOT
• WR_DIS_DIS_DOWNLOAD_ICACHE
  [] wr_dis of DIS_DOWNLOAD_ICACHE
• WR_DIS_DIS_DOWNLOAD_MANUAL_ENCRYPT
  [] wr_dis of DIS_DOWNLOAD_MANUAL_ENCRYPT
• WR_DIS_DIS_DOWNLOAD_MODE
  [] wr_dis of DIS_DOWNLOAD_MODE
• WR_DIS_DIS_PAD_JTAG
  [] wr_dis of DIS_PAD_JTAG
• WR_DIS_ENABLE_SECURITY_DOWNLOAD
  [] wr_dis of ENABLE_SECURITY_DOWNLOAD
• WR_DIS_FLASH_TPUW
  [] wr_dis of FLASH_TPUW
• WR_DIS_FORCE_SEND_RESUME
  [] wr_dis of FORCE_SEND_RESUME
• WR_DIS_MAC
  [WR_DIS.MAC_FACTORY] wr_dis of MAC
• WR_DIS_OCODE
  [] wr_dis of OCODE
• WR_DIS_PKG_VERSION
  [] wr_dis of PKG_VERSION
• WR_DIS_RD_DIS
  [] wr_dis of RD_DIS
• WR_DIS_RTC_LDO_ACT_DBIAS13
  [] wr_dis of RTC_LDO_ACT_DBIAS13
• WR_DIS_RTC_LDO_ACT_DBIAS31
  [] wr_dis of RTC_LDO_ACT_DBIAS31
• WR_DIS_RTC_LDO_SLP_DBIAS13
  [] wr_dis of RTC_LDO_SLP_DBIAS13
• WR_DIS_RTC_LDO_SLP_DBIAS29
  [] wr_dis of RTC_LDO_SLP_DBIAS29
• WR_DIS_RTC_LDO_SLP_DBIAS31
  [] wr_dis of RTC_LDO_SLP_DBIAS31
• WR_DIS_SECURE_BOOT_EN
  [] wr_dis of SECURE_BOOT_EN
• WR_DIS_SECURE_VERSION
  [] wr_dis of SECURE_VERSION
• WR_DIS_SPI_BOOT_CRYPT_CNT
  [] wr_dis of SPI_BOOT_CRYPT_CNT
• WR_DIS_TEMP_CALIB
  [] wr_dis of TEMP_CALIB
• WR_DIS_UART_PRINT_CONTROL
  [] wr_dis of UART_PRINT_CONTROL
• WR_DIS_WAFER_VERSION_MAJOR
  [] wr_dis of WAFER_VERSION_MAJOR
• WR_DIS_WAFER_VERSION_MINOR
  [] wr_dis of WAFER_VERSION_MINOR
• WR_DIS_WDT_DELAY_SEL
  [] wr_dis of WDT_DELAY_SEL
• WR_DIS_XTS_KEY_LENGTH_256
  [] wr_dis of XTS_KEY_LENGTH_256
• XTS_KEY_LENGTH_256
  [] Flash encryption key length {0: “128 bits key”; 1: “256 bits key”}