2021-02-10 11:02:21 -05:00
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.. code-block:: none
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2024-06-07 07:44:23 -04:00
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idf.py efuse-summary
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2021-02-10 11:02:21 -05:00
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2024-06-07 07:44:23 -04:00
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Executing action: efuse-summary
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(...)
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2024-01-19 01:40:33 -05:00
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2023-05-18 05:17:04 -04:00
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EFUSE_NAME (Block) Description = [Meaningful Value] [Readable/Writeable] (Hex Value)
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2021-02-10 11:02:21 -05:00
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----------------------------------------------------------------------------------------
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2023-05-18 05:17:04 -04:00
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Calibration fuses:
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K_RTC_LDO (BLOCK1) BLOCK1 K_RTC_LDO = -36 R/W (0b1001001)
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K_DIG_LDO (BLOCK1) BLOCK1 K_DIG_LDO = -64 R/W (0b1010000)
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V_RTC_DBIAS20 (BLOCK1) BLOCK1 voltage of rtc dbias20 = -40 R/W (0x8a)
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V_DIG_DBIAS20 (BLOCK1) BLOCK1 voltage of digital dbias20 = -76 R/W (0x93)
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DIG_DBIAS_HVT (BLOCK1) BLOCK1 digital dbias when hvt = -28 R/W (0b10111)
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THRES_HVT (BLOCK1) BLOCK1 pvt threshold when hvt = 2000 R/W (0b0111110100)
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TEMP_CALIB (BLOCK2) Temperature calibration data = -7.2 R/W (0b101001000)
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OCODE (BLOCK2) ADC OCode = 78 R/W (0x4e)
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ADC1_INIT_CODE_ATTEN0 (BLOCK2) ADC1 init code at atten0 = 1560 R/W (0b0110000110)
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ADC1_INIT_CODE_ATTEN1 (BLOCK2) ADC1 init code at atten1 = -108 R/W (0b1000011011)
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ADC1_INIT_CODE_ATTEN2 (BLOCK2) ADC1 init code at atten2 = -232 R/W (0b1000111010)
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ADC1_INIT_CODE_ATTEN3 (BLOCK2) ADC1 init code at atten3 = -696 R/W (0b1010101110)
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ADC1_CAL_VOL_ATTEN0 (BLOCK2) ADC1 calibration voltage at atten0 = -212 R/W (0b1000110101)
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ADC1_CAL_VOL_ATTEN1 (BLOCK2) ADC1 calibration voltage at atten1 = 52 R/W (0b0000001101)
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ADC1_CAL_VOL_ATTEN2 (BLOCK2) ADC1 calibration voltage at atten2 = -152 R/W (0b1000100110)
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ADC1_CAL_VOL_ATTEN3 (BLOCK2) ADC1 calibration voltage at atten3 = -284 R/W (0b1001000111)
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2024-01-19 01:40:33 -05:00
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2021-02-10 11:02:21 -05:00
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Config fuses:
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2023-05-18 05:17:04 -04:00
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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) Set this bit to disable Icache = False R/W (0b0)
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DIS_TWAI (BLOCK0) Set this bit to disable CAN function = False R/W (0b0)
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DIS_DIRECT_BOOT (BLOCK0) Disable direct boot mode = False R/W (0b0)
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UART_PRINT_CONTROL (BLOCK0) Set the default UARTboot message output mode = Enable R/W (0b00)
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ERR_RST_ENABLE (BLOCK0) Use BLOCK0 to check error record registers = with check R/W (0b1)
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2024-01-19 01:40:33 -05:00
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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 05:17:04 -04:00
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Flash fuses:
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FLASH_TPUW (BLOCK0) Configures flash waiting time after power-up; in u = 0 R/W (0x0)
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nit of ms. If the value is less than 15; the waiti
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2024-01-19 01:40:33 -05:00
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ng time is the configurable value; Otherwise; the
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waiting time is twice the configurable value
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2023-05-18 05:17:04 -04:00
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FORCE_SEND_RESUME (BLOCK0) Set this bit to force ROM code to send a resume co = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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mmand during SPI boot
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2021-02-10 11:02:21 -05:00
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Identity fuses:
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2023-05-18 05:17:04 -04:00
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DISABLE_WAFER_VERSION_MAJOR (BLOCK0) Disables check of wafer version major = False R/W (0b0)
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DISABLE_BLK_VERSION_MAJOR (BLOCK0) Disables check of blk version major = False R/W (0b0)
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WAFER_VERSION_MINOR_LO (BLOCK1) WAFER_VERSION_MINOR least significant bits = 3 R/W (0b011)
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PKG_VERSION (BLOCK1) Package version = 0 R/W (0b000)
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BLK_VERSION_MINOR (BLOCK1) BLK_VERSION_MINOR = 2 R/W (0b010)
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WAFER_VERSION_MINOR_HI (BLOCK1) WAFER_VERSION_MINOR most significant bit = False R/W (0b0)
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WAFER_VERSION_MAJOR (BLOCK1) WAFER_VERSION_MAJOR = 0 R/W (0b00)
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2024-01-19 01:40:33 -05:00
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OPTIONAL_UNIQUE_ID (BLOCK2) Optional unique 128-bit ID
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= 25 60 04 96 c3 fd 41 6f be ed 2c 51 1d e3 7e 21 R/W
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2023-05-18 05:17:04 -04:00
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BLK_VERSION_MAJOR (BLOCK2) BLK_VERSION_MAJOR of BLOCK2 = With calibration R/W (0b01)
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WAFER_VERSION_MINOR (BLOCK0) calc WAFER VERSION MINOR = WAFER_VERSION_MINOR_HI = 3 R/W (0x3)
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<< 3 + WAFER_VERSION_MINOR_LO (read only)
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2023-05-18 05:17:04 -04:00
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Jtag fuses:
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SOFT_DIS_JTAG (BLOCK0) Set these bits to disable JTAG in the soft way (od = 0 R/W (0b000)
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d number 1 means disable ). JTAG can be enabled in
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2024-01-19 01:40:33 -05:00
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HMAC module
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2023-05-18 05:17:04 -04:00
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DIS_PAD_JTAG (BLOCK0) Set this bit to disable JTAG in the hard way. JTAG = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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is disabled permanently
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2023-05-18 05:17:04 -04:00
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Mac fuses:
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2024-01-19 01:40:33 -05:00
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MAC (BLOCK1) MAC address
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= 58:cf:79:0f:96:8c (OK) R/W
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CUSTOM_MAC (BLOCK3) Custom MAC address
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= 00:00:00:00:00:00 (OK) R/W
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2021-02-10 11:02:21 -05:00
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Security fuses:
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2023-05-18 05:17:04 -04:00
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DIS_DOWNLOAD_ICACHE (BLOCK0) Set this bit to disable Icache in download mode (b = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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oot_mode[3:0] is 0; 1; 2; 3; 6; 7)
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2023-05-18 05:17:04 -04:00
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DIS_FORCE_DOWNLOAD (BLOCK0) Set this bit to disable the function that forces c = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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hip into download mode
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2024-06-07 07:44:23 -04:00
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DIS_DOWNLOAD_MANUAL_ENCRYPT (BLOCK0) Set this bit to disable flash encryption when in = False R/W (0b0)
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download boot modes
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2023-05-18 05:17:04 -04:00
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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 01:40:33 -05:00
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and disables otherwise
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2023-05-18 05:17:04 -04:00
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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) Purpose of Key0 = USER R/W (0x0)
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KEY_PURPOSE_1 (BLOCK0) Purpose of Key1 = USER R/W (0x0)
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KEY_PURPOSE_2 (BLOCK0) Purpose of Key2 = USER R/W (0x0)
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KEY_PURPOSE_3 (BLOCK0) Purpose of Key3 = USER R/W (0x0)
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KEY_PURPOSE_4 (BLOCK0) Purpose of Key4 = USER R/W (0x0)
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KEY_PURPOSE_5 (BLOCK0) Purpose of Key5 = USER R/W (0x0)
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SECURE_BOOT_EN (BLOCK0) Set this bit to enable secure boot = False R/W (0b0)
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SECURE_BOOT_AGGRESSIVE_REVOKE (BLOCK0) Set this bit to enable revoking aggressive secure = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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boot
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2023-05-18 05:17:04 -04:00
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DIS_DOWNLOAD_MODE (BLOCK0) Set this bit to disable download mode (boot_mode[3 = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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:0] = 0; 1; 2; 3; 6; 7)
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2023-05-18 05:17:04 -04:00
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ENABLE_SECURITY_DOWNLOAD (BLOCK0) Set this bit to enable secure UART download mode = False R/W (0b0)
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2024-06-07 07:44:23 -04:00
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SECURE_VERSION (BLOCK0) Secure version (used by ESP-IDF anti-rollback = 0 R/W (0x0000)
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feature)
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2023-05-18 05:17:04 -04:00
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BLOCK_KEY0 (BLOCK4)
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Purpose: USER
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2024-01-19 01:40:33 -05:00
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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 05:17:04 -04:00
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BLOCK_KEY1 (BLOCK5)
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Purpose: USER
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2024-01-19 01:40:33 -05:00
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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 05:17:04 -04:00
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BLOCK_KEY2 (BLOCK6)
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Purpose: USER
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2024-01-19 01:40:33 -05:00
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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 05:17:04 -04:00
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BLOCK_KEY3 (BLOCK7)
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Purpose: USER
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2024-01-19 01:40:33 -05:00
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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 05:17:04 -04:00
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BLOCK_KEY4 (BLOCK8)
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Purpose: USER
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2024-01-19 01:40:33 -05:00
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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 05:17:04 -04:00
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BLOCK_KEY5 (BLOCK9)
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Purpose: USER
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2024-01-19 01:40:33 -05:00
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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 05:17:04 -04:00
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Spi Pad fuses:
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SPI_PAD_CONFIG_CLK (BLOCK1) SPI PAD CLK = 0 R/W (0b000000)
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SPI_PAD_CONFIG_Q (BLOCK1) SPI PAD Q(D1) = 0 R/W (0b000000)
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SPI_PAD_CONFIG_D (BLOCK1) SPI PAD D(D0) = 0 R/W (0b000000)
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SPI_PAD_CONFIG_CS (BLOCK1) SPI PAD CS = 0 R/W (0b000000)
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SPI_PAD_CONFIG_HD (BLOCK1) SPI PAD HD(D3) = 0 R/W (0b000000)
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SPI_PAD_CONFIG_WP (BLOCK1) SPI PAD WP(D2) = 0 R/W (0b000000)
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SPI_PAD_CONFIG_DQS (BLOCK1) SPI PAD DQS = 0 R/W (0b000000)
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SPI_PAD_CONFIG_D4 (BLOCK1) SPI PAD D4 = 0 R/W (0b000000)
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SPI_PAD_CONFIG_D5 (BLOCK1) SPI PAD D5 = 0 R/W (0b000000)
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SPI_PAD_CONFIG_D6 (BLOCK1) SPI PAD D6 = 0 R/W (0b000000)
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SPI_PAD_CONFIG_D7 (BLOCK1) SPI PAD D7 = 0 R/W (0b000000)
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2024-01-19 01:40:33 -05:00
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2023-05-18 05:17:04 -04:00
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Usb fuses:
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DIS_USB_JTAG (BLOCK0) Set this bit to disable function of usb switch to = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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jtag in module of usb device
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2023-05-18 05:17:04 -04:00
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DIS_USB_SERIAL_JTAG (BLOCK0) USB-Serial-JTAG = Enable R/W (0b0)
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USB_EXCHG_PINS (BLOCK0) Set this bit to exchange USB D+ and D- pins = False R/W (0b0)
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DIS_USB_SERIAL_JTAG_ROM_PRINT (BLOCK0) USB printing = Enable R/W (0b0)
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DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE (BLOCK0) Disable UART download mode through USB-Serial-JTAG = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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2023-05-18 05:17:04 -04:00
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Vdd fuses:
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VDD_SPI_AS_GPIO (BLOCK0) Set this bit to vdd spi pin function as gpio = False R/W (0b0)
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2024-01-19 01:40:33 -05:00
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2023-05-18 05:17:04 -04:00
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Wdt fuses:
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WDT_DELAY_SEL (BLOCK0) RTC watchdog timeout threshold; in unit of slow cl = 40000 R/W (0b00)
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2024-01-19 01:40:33 -05:00
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ock cycle
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2021-02-10 11:02:21 -05:00
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To get a dump for all eFuse registers.
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.. code-block:: none
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2024-06-07 07:44:23 -04:00
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idf.py efuse-dump
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2021-02-10 11:02:21 -05:00
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2024-06-07 07:44:23 -04:00
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Executing action: efuse-dump
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Running espefuse.py in directory <project-directory>
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Executing "espefuse.py dump --chip esp32c3"...
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2023-05-18 05:17:04 -04:00
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espefuse.py v4.6-dev
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2021-02-10 11:02:21 -05:00
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Connecting....
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2023-05-18 05:17:04 -04:00
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BLOCK0 ( ) [0 ] read_regs: 00000000 00000000 00000000 00000000 80000000 00000000
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MAC_SPI_8M_0 (BLOCK1 ) [1 ] read_regs: 790f968c 000058cf 00000000 020c0000 715424e0 0047d2f2
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BLOCK_SYS_DATA (BLOCK2 ) [2 ] read_regs: 96046025 6f41fdc3 512cedbe 217ee31d d864ea41 5aba3a86 1e260363 00000009
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2021-02-10 11:02:21 -05:00
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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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2023-05-18 05:17:04 -04:00
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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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