2023-01-06 15:25:58 +08:00
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.. code-block:: none
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2023-05-18 17:17:04 +08:00
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espefuse.py -p PORT summary
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espefuse.py v4.6-dev
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Connecting....
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Detecting chip type... ESP32-H2
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2024-01-19 14:40:33 +08:00
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2023-05-18 17:17:04 +08:00
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=== Run "summary" command ===
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EFUSE_NAME (Block) Description = [Meaningful Value] [Readable/Writeable] (Hex Value)
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----------------------------------------------------------------------------------------
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Config fuses:
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WR_DIS (BLOCK0) Disable programming of individual eFuses = 0 R/W (0x00000000)
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RD_DIS (BLOCK0) Disable reading from BlOCK4-10 = 0 R/W (0b0000000)
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DIS_ICACHE (BLOCK0) Represents whether icache is disabled or enabled. = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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1: disabled. 0: enabled
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2023-05-18 17:17:04 +08:00
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POWERGLITCH_EN (BLOCK0) Represents whether power glitch function is enable = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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d. 1: enabled. 0: disabled
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2023-05-18 17:17:04 +08:00
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DIS_TWAI (BLOCK0) Represents whether TWAI function is disabled or en = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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abled. 1: disabled. 0: enabled
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2023-05-18 17:17:04 +08:00
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DIS_DIRECT_BOOT (BLOCK0) Represents whether direct boot mode is disabled or = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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enabled. 1: disabled. 0: enabled
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2023-05-18 17:17:04 +08:00
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UART_PRINT_CONTROL (BLOCK0) Set the default UARTboot message output mode = Enable R/W (0b00)
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HYS_EN_PAD0 (BLOCK0) Set bits to enable hysteresis function of PAD0~5 = 0 R/W (0b000000)
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HYS_EN_PAD1 (BLOCK0) Set bits to enable hysteresis function of PAD6~27 = 0 R/W (0b0000000000000000000000)
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2024-01-19 14:40:33 +08:00
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BLOCK_USR_DATA (BLOCK3) User data
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= 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
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BLOCK_SYS_DATA2 (BLOCK10) System data part 2 (reserved)
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= 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
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2023-05-18 17:17:04 +08:00
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Flash fuses:
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FLASH_TPUW (BLOCK0) Represents the flash waiting time after power-up; = 0 R/W (0x0)
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in unit of ms. When the value less than 15; the wa
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iting time is the programmed value. Otherwise; the
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2024-01-19 14:40:33 +08:00
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waiting time is 2 times the programmed value
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2023-05-18 17:17:04 +08:00
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FORCE_SEND_RESUME (BLOCK0) Represents whether ROM code is forced to send a re = False R/W (0b0)
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sume command during SPI boot. 1: forced. 0:not for
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2024-01-19 14:40:33 +08:00
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ced
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2023-05-18 17:17:04 +08:00
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FLASH_CAP (BLOCK1) = 0 R/W (0b000)
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FLASH_TEMP (BLOCK1) = 0 R/W (0b00)
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FLASH_VENDOR (BLOCK1) = 0 R/W (0b000)
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2024-01-19 14:40:33 +08:00
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2023-05-18 17:17:04 +08:00
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Identity fuses:
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WAFER_VERSION_MINOR (BLOCK1) = 0 R/W (0b000)
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WAFER_VERSION_MAJOR (BLOCK1) = 0 R/W (0b00)
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DISABLE_WAFER_VERSION_MAJOR (BLOCK1) Disables check of wafer version major = False R/W (0b0)
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PKG_VERSION (BLOCK1) Package version = 0 R/W (0b000)
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2024-01-19 14:40:33 +08:00
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OPTIONAL_UNIQUE_ID (BLOCK2) Optional unique 128-bit ID
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= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
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2023-05-18 17:17:04 +08:00
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BLK_VERSION_MINOR (BLOCK2) BLK_VERSION_MINOR of BLOCK2 = 0 R/W (0b000)
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BLK_VERSION_MAJOR (BLOCK2) BLK_VERSION_MAJOR of BLOCK2 = 0 R/W (0b00)
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DISABLE_BLK_VERSION_MAJOR (BLOCK2) Disables check of blk version major = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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2023-05-18 17:17:04 +08:00
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Jtag fuses:
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JTAG_SEL_ENABLE (BLOCK0) Set this bit to enable selection between usb_to_jt = False R/W (0b0)
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ag and pad_to_jtag through strapping gpio25 when b
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2024-01-19 14:40:33 +08:00
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oth EFUSE_DIS_PAD_JTAG and EFUSE_DIS_USB_JTAG are
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equal to 0
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2023-05-18 17:17:04 +08:00
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SOFT_DIS_JTAG (BLOCK0) Represents whether JTAG is disabled in soft way. O = 0 R/W (0b000)
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2024-01-19 14:40:33 +08:00
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dd number: disabled. Even number: enabled
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2023-05-18 17:17:04 +08:00
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DIS_PAD_JTAG (BLOCK0) Represents whether JTAG is disabled in the hard wa = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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y(permanently). 1: disabled. 0: enabled
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2023-05-18 17:17:04 +08:00
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Mac fuses:
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2024-01-19 14:40:33 +08:00
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MAC (BLOCK1) MAC address
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= 60:55:f9:f7:2c:a2:ff:fe (OK) R/W
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MAC_EXT (BLOCK1) Stores the extended bits of MAC address = ff:fe (OK) R/W
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CUSTOM_MAC (BLOCK3) Custom MAC
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= 00:00:00:00:00:00:ff:fe (OK) R/W
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2023-05-18 17:17:04 +08:00
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Security fuses:
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DIS_FORCE_DOWNLOAD (BLOCK0) Represents whether the function that forces chip i = False R/W (0b0)
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nto download mode is disabled or enabled. 1: disab
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2024-01-19 14:40:33 +08:00
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led. 0: enabled
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2023-05-18 17:17:04 +08:00
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SPI_DOWNLOAD_MSPI_DIS (BLOCK0) Represents whether SPI0 controller during boot_mod = False R/W (0b0)
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e_download is disabled or enabled. 1: disabled. 0:
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2024-01-19 14:40:33 +08:00
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enabled
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2023-05-18 17:17:04 +08:00
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DIS_DOWNLOAD_MANUAL_ENCRYPT (BLOCK0) Represents whether flash encrypt function is disab = False R/W (0b0)
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led or enabled(except in SPI boot mode). 1: disabl
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2024-01-19 14:40:33 +08:00
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ed. 0: enabled
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2023-05-18 17:17:04 +08:00
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SPI_BOOT_CRYPT_CNT (BLOCK0) Enables flash encryption when 1 or 3 bits are set = Disable R/W (0b000)
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2024-01-19 14:40:33 +08:00
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and disables otherwise
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2023-05-18 17:17:04 +08:00
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SECURE_BOOT_KEY_REVOKE0 (BLOCK0) Revoke 1st secure boot key = False R/W (0b0)
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SECURE_BOOT_KEY_REVOKE1 (BLOCK0) Revoke 2nd secure boot key = False R/W (0b0)
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SECURE_BOOT_KEY_REVOKE2 (BLOCK0) Revoke 3rd secure boot key = False R/W (0b0)
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KEY_PURPOSE_0 (BLOCK0) Represents the purpose of Key0 = USER R/W (0x0)
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KEY_PURPOSE_1 (BLOCK0) Represents the purpose of Key1 = USER R/W (0x0)
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KEY_PURPOSE_2 (BLOCK0) Represents the purpose of Key2 = USER R/W (0x0)
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KEY_PURPOSE_3 (BLOCK0) Represents the purpose of Key3 = USER R/W (0x0)
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KEY_PURPOSE_4 (BLOCK0) Represents the purpose of Key4 = USER R/W (0x0)
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KEY_PURPOSE_5 (BLOCK0) Represents the purpose of Key5 = USER R/W (0x0)
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SEC_DPA_LEVEL (BLOCK0) Represents the spa secure level by configuring the = 0 R/W (0b00)
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2024-01-19 14:40:33 +08:00
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clock random divide mode
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2023-05-18 17:17:04 +08:00
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ECDSA_FORCE_USE_HARDWARE_K (BLOCK0) Represents whether hardware random number k is for = False R/W (0b0)
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ced used in ESDCA. 1: force used. 0: not force use
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2024-01-19 14:40:33 +08:00
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d
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2023-05-18 17:17:04 +08:00
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CRYPT_DPA_ENABLE (BLOCK0) Represents whether anti-dpa attack is enabled. 1:e = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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nabled. 0: disabled
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2023-05-18 17:17:04 +08:00
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SECURE_BOOT_EN (BLOCK0) Represents whether secure boot is enabled or disab = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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led. 1: enabled. 0: disabled
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2023-05-18 17:17:04 +08:00
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SECURE_BOOT_AGGRESSIVE_REVOKE (BLOCK0) Represents whether revoking aggressive secure boot = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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is enabled or disabled. 1: enabled. 0: disabled
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2023-05-18 17:17:04 +08:00
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DIS_DOWNLOAD_MODE (BLOCK0) Represents whether Download mode is disabled or en = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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abled. 1: disabled. 0: enabled
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2023-05-18 17:17:04 +08:00
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ENABLE_SECURITY_DOWNLOAD (BLOCK0) Represents whether security download is enabled or = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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disabled. 1: enabled. 0: disabled
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2023-05-18 17:17:04 +08:00
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SECURE_VERSION (BLOCK0) Represents the version used by ESP-IDF anti-rollba = 0 R/W (0x0000)
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2024-01-19 14:40:33 +08:00
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ck feature
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2023-05-18 17:17:04 +08:00
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SECURE_BOOT_DISABLE_FAST_WAKE (BLOCK0) Represents whether FAST VERIFY ON WAKE is disabled = False R/W (0b0)
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or enabled when Secure Boot is enabled. 1: disabl
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2024-01-19 14:40:33 +08:00
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ed. 0: enabled
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2023-05-18 17:17:04 +08:00
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BLOCK_KEY0 (BLOCK4)
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Purpose: USER
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2024-01-19 14:40:33 +08:00
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Key0 or user data
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= 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
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2023-05-18 17:17:04 +08:00
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BLOCK_KEY1 (BLOCK5)
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Purpose: USER
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2024-01-19 14:40:33 +08:00
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Key1 or user data
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= 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
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2023-05-18 17:17:04 +08:00
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BLOCK_KEY2 (BLOCK6)
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Purpose: USER
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2024-01-19 14:40:33 +08:00
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Key2 or user data
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= 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
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2023-05-18 17:17:04 +08:00
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BLOCK_KEY3 (BLOCK7)
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Purpose: USER
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2024-01-19 14:40:33 +08:00
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Key3 or user data
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= 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
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2023-05-18 17:17:04 +08:00
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BLOCK_KEY4 (BLOCK8)
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Purpose: USER
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2024-01-19 14:40:33 +08:00
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Key4 or user data
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= 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
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2023-05-18 17:17:04 +08:00
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BLOCK_KEY5 (BLOCK9)
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Purpose: USER
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2024-01-19 14:40:33 +08:00
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Key5 or user data
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= 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
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2023-05-18 17:17:04 +08:00
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Usb fuses:
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DIS_USB_JTAG (BLOCK0) Represents whether the function of usb switch to j = False R/W (0b0)
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tag is disabled or enabled. 1: disabled. 0: enable
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2024-01-19 14:40:33 +08:00
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d
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2023-05-18 17:17:04 +08:00
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USB_EXCHG_PINS (BLOCK0) Represents whether the D+ and D- pins is exchanged = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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. 1: exchanged. 0: not exchanged
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2023-05-18 17:17:04 +08:00
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DIS_USB_SERIAL_JTAG_ROM_PRINT (BLOCK0) Set this bit to disable USB-Serial-JTAG print duri = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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ng rom boot
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2023-05-18 17:17:04 +08:00
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DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE (BLOCK0) Represents whether the USB-Serial-JTAG download fu = False R/W (0b0)
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nction is disabled or enabled. 1: disabled. 0: ena
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2024-01-19 14:40:33 +08:00
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bled
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2023-05-18 17:17:04 +08:00
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Vdd fuses:
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VDD_SPI_AS_GPIO (BLOCK0) Represents whether vdd spi pin is functioned as gp = False R/W (0b0)
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2024-01-19 14:40:33 +08:00
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io. 1: functioned. 0: not functioned
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2023-05-18 17:17:04 +08:00
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Wdt fuses:
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WDT_DELAY_SEL (BLOCK0) Represents whether RTC watchdog timeout threshold = 0 R/W (0b00)
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is selected at startup. 1: selected. 0: not select
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2024-01-19 14:40:33 +08:00
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ed
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2023-05-18 17:17:04 +08:00
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To get a dump for all eFuse registers.
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.. code-block:: none
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espefuse.py -p PORT dump
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espefuse.py dump
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espefuse.py v4.6-dev
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Connecting....
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Detecting chip type... ESP32-H2
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BLOCK0 ( ) [0 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000
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MAC_SPI_8M_0 (BLOCK1 ) [1 ] read_regs: f9f72ca2 fffe6055 00000000 00000000 00000000 00000000
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BLOCK_SYS_DATA (BLOCK2 ) [2 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK_USR_DATA (BLOCK3 ) [3 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK_KEY0 (BLOCK4 ) [4 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK_KEY1 (BLOCK5 ) [5 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK_KEY2 (BLOCK6 ) [6 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK_KEY3 (BLOCK7 ) [7 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK_KEY4 (BLOCK8 ) [8 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK_KEY5 (BLOCK9 ) [9 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK_SYS_DATA2 (BLOCK10 ) [10] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK0 ( ) [0 ] err__regs: 00000000 00000000 00000000 00000000 00000000 00000000
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EFUSE_RD_RS_ERR0_REG 0x00000000
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EFUSE_RD_RS_ERR1_REG 0x00000000
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=== Run "dump" command ===
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