.. code-block:: none espefuse.py -p PORT summary espefuse.py v4.6-dev Connecting.... Detecting chip type... ESP32-H2 === Run "summary" command === EFUSE_NAME (Block) Description = [Meaningful Value] [Readable/Writeable] (Hex Value) ---------------------------------------------------------------------------------------- Config fuses: WR_DIS (BLOCK0) Disable programming of individual eFuses = 0 R/W (0x00000000) RD_DIS (BLOCK0) Disable reading from BlOCK4-10 = 0 R/W (0b0000000) DIS_ICACHE (BLOCK0) Represents whether icache is disabled or enabled. = False R/W (0b0) 1: disabled. 0: enabled POWERGLITCH_EN (BLOCK0) Represents whether power glitch function is enable = False R/W (0b0) d. 1: enabled. 0: disabled DIS_TWAI (BLOCK0) Represents whether TWAI function is disabled or en = False R/W (0b0) abled. 1: disabled. 0: enabled DIS_DIRECT_BOOT (BLOCK0) Represents whether direct boot mode is disabled or = False R/W (0b0) enabled. 1: disabled. 0: enabled UART_PRINT_CONTROL (BLOCK0) Set the default UARTboot message output mode = Enable R/W (0b00) HYS_EN_PAD0 (BLOCK0) Set bits to enable hysteresis function of PAD0~5 = 0 R/W (0b000000) HYS_EN_PAD1 (BLOCK0) Set bits to enable hysteresis function of PAD6~27 = 0 R/W (0b0000000000000000000000) BLOCK_USR_DATA (BLOCK3) User data = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W BLOCK_SYS_DATA2 (BLOCK10) System data part 2 (reserved) = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W Flash fuses: FLASH_TPUW (BLOCK0) Represents the flash waiting time after power-up; = 0 R/W (0x0) in unit of ms. When the value less than 15; the wa iting time is the programmed value. Otherwise; the waiting time is 2 times the programmed value FORCE_SEND_RESUME (BLOCK0) Represents whether ROM code is forced to send a re = False R/W (0b0) sume command during SPI boot. 1: forced. 0:not for ced FLASH_CAP (BLOCK1) = 0 R/W (0b000) FLASH_TEMP (BLOCK1) = 0 R/W (0b00) FLASH_VENDOR (BLOCK1) = 0 R/W (0b000) Identity fuses: WAFER_VERSION_MINOR (BLOCK1) = 0 R/W (0b000) WAFER_VERSION_MAJOR (BLOCK1) = 0 R/W (0b00) DISABLE_WAFER_VERSION_MAJOR (BLOCK1) Disables check of wafer version major = False R/W (0b0) PKG_VERSION (BLOCK1) Package version = 0 R/W (0b000) OPTIONAL_UNIQUE_ID (BLOCK2) Optional unique 128-bit ID = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W BLK_VERSION_MINOR (BLOCK2) BLK_VERSION_MINOR of BLOCK2 = 0 R/W (0b000) BLK_VERSION_MAJOR (BLOCK2) BLK_VERSION_MAJOR of BLOCK2 = 0 R/W (0b00) DISABLE_BLK_VERSION_MAJOR (BLOCK2) Disables check of blk version major = False R/W (0b0) Jtag fuses: JTAG_SEL_ENABLE (BLOCK0) Set this bit to enable selection between usb_to_jt = False R/W (0b0) ag and pad_to_jtag through strapping gpio25 when b oth EFUSE_DIS_PAD_JTAG and EFUSE_DIS_USB_JTAG are equal to 0 SOFT_DIS_JTAG (BLOCK0) Represents whether JTAG is disabled in soft way. O = 0 R/W (0b000) dd number: disabled. Even number: enabled DIS_PAD_JTAG (BLOCK0) Represents whether JTAG is disabled in the hard wa = False R/W (0b0) y(permanently). 1: disabled. 0: enabled Mac fuses: MAC (BLOCK1) MAC address = 60:55:f9:f7:2c:a2:ff:fe (OK) R/W MAC_EXT (BLOCK1) Stores the extended bits of MAC address = ff:fe (OK) R/W CUSTOM_MAC (BLOCK3) Custom MAC = 00:00:00:00:00:00:ff:fe (OK) R/W Security fuses: DIS_FORCE_DOWNLOAD (BLOCK0) Represents whether the function that forces chip i = False R/W (0b0) nto download mode is disabled or enabled. 1: disab led. 0: enabled SPI_DOWNLOAD_MSPI_DIS (BLOCK0) Represents whether SPI0 controller during boot_mod = False R/W (0b0) e_download is disabled or enabled. 1: disabled. 0: enabled DIS_DOWNLOAD_MANUAL_ENCRYPT (BLOCK0) Represents whether flash encrypt function is disab = False R/W (0b0) led or enabled(except in SPI boot mode). 1: disabl ed. 0: enabled SPI_BOOT_CRYPT_CNT (BLOCK0) Enables flash encryption when 1 or 3 bits are set = Disable R/W (0b000) and disables otherwise SECURE_BOOT_KEY_REVOKE0 (BLOCK0) Revoke 1st secure boot key = False R/W (0b0) SECURE_BOOT_KEY_REVOKE1 (BLOCK0) Revoke 2nd secure boot key = False R/W (0b0) SECURE_BOOT_KEY_REVOKE2 (BLOCK0) Revoke 3rd secure boot key = False R/W (0b0) KEY_PURPOSE_0 (BLOCK0) Represents the purpose of Key0 = USER R/W (0x0) KEY_PURPOSE_1 (BLOCK0) Represents the purpose of Key1 = USER R/W (0x0) KEY_PURPOSE_2 (BLOCK0) Represents the purpose of Key2 = USER R/W (0x0) KEY_PURPOSE_3 (BLOCK0) Represents the purpose of Key3 = USER R/W (0x0) KEY_PURPOSE_4 (BLOCK0) Represents the purpose of Key4 = USER R/W (0x0) KEY_PURPOSE_5 (BLOCK0) Represents the purpose of Key5 = USER R/W (0x0) SEC_DPA_LEVEL (BLOCK0) Represents the spa secure level by configuring the = 0 R/W (0b00) clock random divide mode ECDSA_FORCE_USE_HARDWARE_K (BLOCK0) Represents whether hardware random number k is for = False R/W (0b0) ced used in ESDCA. 1: force used. 0: not force use d CRYPT_DPA_ENABLE (BLOCK0) Represents whether anti-dpa attack is enabled. 1:e = False R/W (0b0) nabled. 0: disabled SECURE_BOOT_EN (BLOCK0) Represents whether secure boot is enabled or disab = False R/W (0b0) led. 1: enabled. 0: disabled SECURE_BOOT_AGGRESSIVE_REVOKE (BLOCK0) Represents whether revoking aggressive secure boot = False R/W (0b0) is enabled or disabled. 1: enabled. 0: disabled DIS_DOWNLOAD_MODE (BLOCK0) Represents whether Download mode is disabled or en = False R/W (0b0) abled. 1: disabled. 0: enabled ENABLE_SECURITY_DOWNLOAD (BLOCK0) Represents whether security download is enabled or = False R/W (0b0) disabled. 1: enabled. 0: disabled SECURE_VERSION (BLOCK0) Represents the version used by ESP-IDF anti-rollba = 0 R/W (0x0000) ck feature SECURE_BOOT_DISABLE_FAST_WAKE (BLOCK0) Represents whether FAST VERIFY ON WAKE is disabled = False R/W (0b0) or enabled when Secure Boot is enabled. 1: disabl ed. 0: enabled BLOCK_KEY0 (BLOCK4) Purpose: USER Key0 or user data = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W BLOCK_KEY1 (BLOCK5) Purpose: USER Key1 or user data = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W BLOCK_KEY2 (BLOCK6) Purpose: USER Key2 or user data = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W BLOCK_KEY3 (BLOCK7) Purpose: USER Key3 or user data = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W BLOCK_KEY4 (BLOCK8) Purpose: USER Key4 or user data = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W BLOCK_KEY5 (BLOCK9) Purpose: USER Key5 or user data = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W Usb fuses: DIS_USB_JTAG (BLOCK0) Represents whether the function of usb switch to j = False R/W (0b0) tag is disabled or enabled. 1: disabled. 0: enable d USB_EXCHG_PINS (BLOCK0) Represents whether the D+ and D- pins is exchanged = False R/W (0b0) . 1: exchanged. 0: not exchanged DIS_USB_SERIAL_JTAG_ROM_PRINT (BLOCK0) Set this bit to disable USB-Serial-JTAG print duri = False R/W (0b0) ng rom boot DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE (BLOCK0) Represents whether the USB-Serial-JTAG download fu = False R/W (0b0) nction is disabled or enabled. 1: disabled. 0: ena bled Vdd fuses: VDD_SPI_AS_GPIO (BLOCK0) Represents whether vdd spi pin is functioned as gp = False R/W (0b0) io. 1: functioned. 0: not functioned Wdt fuses: WDT_DELAY_SEL (BLOCK0) Represents whether RTC watchdog timeout threshold = 0 R/W (0b00) is selected at startup. 1: selected. 0: not select ed To get a dump for all eFuse registers. .. code-block:: none espefuse.py -p PORT dump espefuse.py dump espefuse.py v4.6-dev Connecting.... Detecting chip type... ESP32-H2 BLOCK0 ( ) [0 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 MAC_SPI_8M_0 (BLOCK1 ) [1 ] read_regs: f9f72ca2 fffe6055 00000000 00000000 00000000 00000000 BLOCK_SYS_DATA (BLOCK2 ) [2 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK_USR_DATA (BLOCK3 ) [3 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK_KEY0 (BLOCK4 ) [4 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK_KEY1 (BLOCK5 ) [5 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK_KEY2 (BLOCK6 ) [6 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK_KEY3 (BLOCK7 ) [7 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK_KEY4 (BLOCK8 ) [8 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK_KEY5 (BLOCK9 ) [9 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK_SYS_DATA2 (BLOCK10 ) [10] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 BLOCK0 ( ) [0 ] err__regs: 00000000 00000000 00000000 00000000 00000000 00000000 EFUSE_RD_RS_ERR0_REG 0x00000000 EFUSE_RD_RS_ERR1_REG 0x00000000 === Run "dump" command ===