1.. code-block:: none 2 3 > espefuse.py -p PORT summary 4 5 Connecting.... 6 Detecting chip type... ESP32-H2 7 8 === Run "summary" command === 9 EFUSE_NAME (Block) Description = [Meaningful Value] [Readable/Writeable] (Hex Value) 10 ---------------------------------------------------------------------------------------- 11 Config fuses: 12 WR_DIS (BLOCK0) Disable programming of individual eFuses = 0 R/W (0x00000000) 13 RD_DIS (BLOCK0) Disable reading from BlOCK4-10 = 0 R/W (0b0000000) 14 DIS_ICACHE (BLOCK0) Represents whether icache is disabled or enabled. = False R/W (0b0) 15 1: disabled. 0: enabled 16 POWERGLITCH_EN (BLOCK0) Represents whether power glitch function is enable = False R/W (0b0) 17 d. 1: enabled. 0: disabled 18 DIS_TWAI (BLOCK0) Represents whether TWAI function is disabled or en = False R/W (0b0) 19 abled. 1: disabled. 0: enabled 20 DIS_DIRECT_BOOT (BLOCK0) Represents whether direct boot mode is disabled or = False R/W (0b0) 21 enabled. 1: disabled. 0: enabled 22 UART_PRINT_CONTROL (BLOCK0) Set the default UARTboot message output mode = Enable R/W (0b00) 23 HYS_EN_PAD0 (BLOCK0) Set bits to enable hysteresis function of PAD0~5 = 0 R/W (0b000000) 24 HYS_EN_PAD1 (BLOCK0) Set bits to enable hysteresis function of PAD6~27 = 0 R/W (0b0000000000000000000000) 25 BLOCK_USR_DATA (BLOCK3) User data 26 = 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 27 BLOCK_SYS_DATA2 (BLOCK10) System data part 2 (reserved) 28 = 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 29 30 Flash fuses: 31 FLASH_TPUW (BLOCK0) Represents the flash waiting time after power-up; = 0 R/W (0x0) 32 in unit of ms. When the value less than 15; the wa 33 iting time is the programmed value. Otherwise; the 34 waiting time is 2 times the programmed value 35 FORCE_SEND_RESUME (BLOCK0) Represents whether ROM code is forced to send a re = False R/W (0b0) 36 sume command during SPI boot. 1: forced. 0:not for 37 ced 38 FLASH_CAP (BLOCK1) = 0 R/W (0b000) 39 FLASH_TEMP (BLOCK1) = 0 R/W (0b00) 40 FLASH_VENDOR (BLOCK1) = 0 R/W (0b000) 41 42 Identity fuses: 43 WAFER_VERSION_MINOR (BLOCK1) = 0 R/W (0b000) 44 WAFER_VERSION_MAJOR (BLOCK1) = 0 R/W (0b00) 45 DISABLE_WAFER_VERSION_MAJOR (BLOCK1) Disables check of wafer version major = False R/W (0b0) 46 PKG_VERSION (BLOCK1) Package version = 0 R/W (0b000) 47 OPTIONAL_UNIQUE_ID (BLOCK2) Optional unique 128-bit ID 48 = 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W 49 BLK_VERSION_MINOR (BLOCK2) BLK_VERSION_MINOR of BLOCK2 = 0 R/W (0b000) 50 BLK_VERSION_MAJOR (BLOCK2) BLK_VERSION_MAJOR of BLOCK2 = 0 R/W (0b00) 51 DISABLE_BLK_VERSION_MAJOR (BLOCK2) Disables check of blk version major = False R/W (0b0) 52 53 Jtag fuses: 54 JTAG_SEL_ENABLE (BLOCK0) Set this bit to enable selection between usb_to_jt = False R/W (0b0) 55 ag and pad_to_jtag through strapping gpio25 when b 56 oth EFUSE_DIS_PAD_JTAG and EFUSE_DIS_USB_JTAG are 57 equal to 0 58 SOFT_DIS_JTAG (BLOCK0) Represents whether JTAG is disabled in soft way. O = 0 R/W (0b000) 59 dd number: disabled. Even number: enabled 60 DIS_PAD_JTAG (BLOCK0) Represents whether JTAG is disabled in the hard wa = False R/W (0b0) 61 y(permanently). 1: disabled. 0: enabled 62 63 Mac fuses: 64 MAC (BLOCK1) MAC address 65 = 60:55:f9:f7:2c:05 (OK) R/W 66 MAC_EXT (BLOCK1) Stores the extended bits of MAC address = ff:fe (OK) R/W 67 CUSTOM_MAC (BLOCK3) Custom MAC 68 = 00:00:00:00:00:00 (OK) R/W 69 70 Security fuses: 71 DIS_FORCE_DOWNLOAD (BLOCK0) Represents whether the function that forces chip i = False R/W (0b0) 72 nto download mode is disabled or enabled. 1: disab 73 led. 0: enabled 74 SPI_DOWNLOAD_MSPI_DIS (BLOCK0) Represents whether SPI0 controller during boot_mod = False R/W (0b0) 75 e_download is disabled or enabled. 1: disabled. 0: 76 enabled 77 DIS_DOWNLOAD_MANUAL_ENCRYPT (BLOCK0) Represents whether flash encrypt function is disab = False R/W (0b0) 78 led or enabled(except in SPI boot mode). 1: disabl 79 ed. 0: enabled 80 SPI_BOOT_CRYPT_CNT (BLOCK0) Enables flash encryption when 1 or 3 bits are set = Disable R/W (0b000) 81 and disables otherwise 82 SECURE_BOOT_KEY_REVOKE0 (BLOCK0) Revoke 1st secure boot key = False R/W (0b0) 83 SECURE_BOOT_KEY_REVOKE1 (BLOCK0) Revoke 2nd secure boot key = False R/W (0b0) 84 SECURE_BOOT_KEY_REVOKE2 (BLOCK0) Revoke 3rd secure boot key = False R/W (0b0) 85 KEY_PURPOSE_0 (BLOCK0) Represents the purpose of Key0 = USER R/W (0x0) 86 KEY_PURPOSE_1 (BLOCK0) Represents the purpose of Key1 = USER R/W (0x0) 87 KEY_PURPOSE_2 (BLOCK0) Represents the purpose of Key2 = USER R/W (0x0) 88 KEY_PURPOSE_3 (BLOCK0) Represents the purpose of Key3 = USER R/W (0x0) 89 KEY_PURPOSE_4 (BLOCK0) Represents the purpose of Key4 = USER R/W (0x0) 90 KEY_PURPOSE_5 (BLOCK0) Represents the purpose of Key5 = USER R/W (0x0) 91 SEC_DPA_LEVEL (BLOCK0) Represents the spa secure level by configuring the = 0 R/W (0b00) 92 clock random divide mode 93 ECDSA_FORCE_USE_HARDWARE_K (BLOCK0) Represents whether hardware random number k is for = False R/W (0b0) 94 ced used in ESDCA. 1: force used. 0: not force use 95 d 96 CRYPT_DPA_ENABLE (BLOCK0) Represents whether anti-dpa attack is enabled. 1:e = False R/W (0b0) 97 nabled. 0: disabled 98 SECURE_BOOT_EN (BLOCK0) Represents whether secure boot is enabled or disab = False R/W (0b0) 99 led. 1: enabled. 0: disabled 100 SECURE_BOOT_AGGRESSIVE_REVOKE (BLOCK0) Represents whether revoking aggressive secure boot = False R/W (0b0) 101 is enabled or disabled. 1: enabled. 0: disabled 102 DIS_DOWNLOAD_MODE (BLOCK0) Represents whether Download mode is disabled or en = False R/W (0b0) 103 abled. 1: disabled. 0: enabled 104 ENABLE_SECURITY_DOWNLOAD (BLOCK0) Represents whether security download is enabled or = False R/W (0b0) 105 disabled. 1: enabled. 0: disabled 106 SECURE_VERSION (BLOCK0) Represents the version used by ESP-IDF anti-rollba = 0 R/W (0x0000) 107 ck feature 108 SECURE_BOOT_DISABLE_FAST_WAKE (BLOCK0) Represents whether FAST VERIFY ON WAKE is disabled = False R/W (0b0) 109 or enabled when Secure Boot is enabled. 1: disabl 110 ed. 0: enabled 111 BLOCK_KEY0 (BLOCK4) 112 Purpose: USER 113 Key0 or user data 114 = 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 115 BLOCK_KEY1 (BLOCK5) 116 Purpose: USER 117 Key1 or user data 118 = 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 119 BLOCK_KEY2 (BLOCK6) 120 Purpose: USER 121 Key2 or user data 122 = 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 123 BLOCK_KEY3 (BLOCK7) 124 Purpose: USER 125 Key3 or user data 126 = 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 127 BLOCK_KEY4 (BLOCK8) 128 Purpose: USER 129 Key4 or user data 130 = 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 131 BLOCK_KEY5 (BLOCK9) 132 Purpose: USER 133 Key5 or user data 134 = 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 135 136 Usb fuses: 137 DIS_USB_JTAG (BLOCK0) Represents whether the function of usb switch to j = False R/W (0b0) 138 tag is disabled or enabled. 1: disabled. 0: enable 139 d 140 USB_EXCHG_PINS (BLOCK0) Represents whether the D+ and D- pins is exchanged = False R/W (0b0) 141 . 1: exchanged. 0: not exchanged 142 DIS_USB_SERIAL_JTAG_ROM_PRINT (BLOCK0) Set this bit to disable USB-Serial-JTAG print duri = False R/W (0b0) 143 ng rom boot 144 DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE (BLOCK0) Represents whether the USB-Serial-JTAG download fu = False R/W (0b0) 145 nction is disabled or enabled. 1: disabled. 0: ena 146 bled 147 148 Vdd fuses: 149 VDD_SPI_AS_GPIO (BLOCK0) Represents whether vdd spi pin is functioned as gp = False R/W (0b0) 150 io. 1: functioned. 0: not functioned 151 152 Wdt fuses: 153 WDT_DELAY_SEL (BLOCK0) Represents whether RTC watchdog timeout threshold = 0 R/W (0b00) 154 is selected at startup. 1: selected. 0: not select 155 ed 156
