feat(docs): Update ESP32-C61 efuse documentation

This commit is contained in:
Konstantin Kondrashov
2025-08-14 11:47:58 +03:00
parent 05e149ea78
commit d834e4333a
4 changed files with 303 additions and 197 deletions

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@@ -49,9 +49,7 @@ api-reference/network/esp_netif.rst
api-reference/system/sleep_modes.rst
api-reference/system/app_trace.rst
api-reference/system/power_management.rst
api-reference/system/inc/show-efuse-table_ESP32-C61.rst
api-reference/system/inc/power_management_esp32c61.rst
api-reference/system/inc/espefuse_summary_ESP32-C61.rst
api-reference/error-codes.rst
api-reference/index.rst
api-reference/protocols/icmp_echo.rst

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@@ -1,7 +1,9 @@
.. code-block:: none
espefuse.py --virt -c esp32c61 summary
espefuse.py v4.7.0
idf.py -p /dev/ttyUSB0 efuse-summary
espefuse.py v4.10.dev2
Connecting....
=== Run "summary" command ===
EFUSE_NAME (Block) Description = [Meaningful Value] [Readable/Writeable] (Hex Value)
@@ -9,61 +11,83 @@
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\\
DIS_ICACHE (BLOCK0) Represents whether cache is disabled. 1: Disabled = False R/W (0b0)
0: Enabled.
DIS_DIRECT_BOOT (BLOCK0) Represents whether direct boot mode is disabled or = False R/W (0b0)
enabled.\\ 1. Disable\\ 0: Enable\\
enabled. 1. Disable 0: Enable
UART_PRINT_CONTROL (BLOCK0) Represents the types of UART printing = 0 R/W (0b00)
HYS_EN_PAD (BLOCK0) Represents whether the hysteresis function of = False R/W (0b0)
corresponding PAD is enabled.\\ 1: enabled\\ 0:disable
d\\
DIS_WIFI6 (BLOCK0) Represents whether the WiFi 6 feature is enable or = False R/W (0b0)
disable.\\ 1: WiFi 6 is disable\\ 0: WiFi 6 is en
abled.\\
HYS_EN_PAD (BLOCK0) Set bits to enable hysteresis function of PAD0~27 = False R/W (0b0)
DIS_WIFI6 (BLOCK0) Represents whether the WIFI6 feature is enable or = False R/W (0b0)
disabled. 1: WIFI6 is disable; 0: WIFI6 is enabled
ECC_FORCE_CONST_TIME (BLOCK0) Represents whether to force ecc to use const-time = False R/W (0b0)
calculation mode. \\ 1: Enable. \\ 0: Disable
BLOCK_SYS_DATA1 (BLOCK2) System data part 1 (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
calculation mode. 1: Enable. 0: Disable
BOOTLOADER_ANTI_ROLLBACK_EN (BLOCK0) Represents whether the ani-rollback check for the = False R/W (0b0)
2nd stage bootloader is enabled.1: Enabled0: Disab
led
BOOTLOADER_ANTI_ROLLBACK_UPDATE_IN_ROM (BLOCK0) Represents whether the ani-rollback SECURE_VERSION = False R/W (0b0)
will be updated from the ROM bootloader.1: Enable
0: Disable
REPEAT_DATA4 (BLOCK0) Reserved = 0 R/W (0x000000)
PSRAM_CAP (BLOCK1) PSRAM capacity = 0 R/W (0b000)
PSRAM_VENDOR (BLOCK1) PSRAM vendor = 0 R/W (0b00)
TEMP (BLOCK1) Temperature = 0 R/W (0b00)
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
= 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
= 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 programmed value. Otherwise; the wai
ting time is 2 times the programmed value
in unit of ms. When the value less than 15; the wa
iting time is programmed value. Otherwise; the wai
ting 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
sume command during SPI boot
RECOVERY_BOOTLOADER_FLASH_SECTOR (BLOCK0) Represents the starting flash sector (flash sector = 1008 R/W (0x3f0)
size is 0x1000) of the recovery bootloader used b
y the ROM bootloader If the primary bootloader fai
ls. 0 and 0xFFF - this feature is disabled
FLASH_CAP (BLOCK1) Flash capacity = 0 R/W (0b000)
FLASH_VENDOR (BLOCK1) Flash vendor = 0 R/W (0b000)
Identity fuses:
WAFER_VERSION_MINOR (BLOCK1) Minor chip version = 0 R/W (0x0)
WAFER_VERSION_MAJOR (BLOCK1) Major chip version = 1 R/W (0b01)
DISABLE_WAFER_VERSION_MAJOR (BLOCK1) Disables check of wafer version major = False R/W (0b0)
DISABLE_BLK_VERSION_MAJOR (BLOCK1) Disables check of blk version major = False R/W (0b0)
BLK_VERSION_MINOR (BLOCK1) BLK_VERSION_MINOR of BLOCK2 = 0 R/W (0b000)
BLK_VERSION_MAJOR (BLOCK1) BLK_VERSION_MAJOR of BLOCK2 = 0 R/W (0b00)
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
Jtag fuses:
JTAG_SEL_ENABLE (BLOCK0) Represents whether the selection between usb_to_jt = False R/W (0b0)
ag and pad_to_jtag through strapping gpio15 when b
oth EFUSE_DIS_PAD_JTAG and EFUSE_DIS_USB_JTAG are
equal to 0 is enabled or disabled.\\ 1: enabled\\
0: disabled\\
ag and pad_to_jtag through strapping gpio15 when b
oth EFUSE_DIS_PAD_JTAG and EFUSE_DIS_USB_JTAG are
equal to 0 is enabled or disabled. 1: enabled 0: d
isabled
DIS_PAD_JTAG (BLOCK0) Represents whether JTAG is disabled in the hard wa = False R/W (0b0)
y(permanently).\\ 1: disabled\\ 0: enabled\\
y(permanently). 1: disabled 0: enabled
Mac fuses:
MAC (BLOCK1) MAC address
= 00:00:00:00:00:00 (OK) R/W
= 30:ed:a0:e5:25:20 (OK) R/W
CUSTOM_MAC (BLOCK3) Custom MAC
= 00:00:00:00:00:00 (OK) R/W
= 00:00:00:00:00:00 (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: dis
abled\\ 0: enabled\\
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\\
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: disa
bled\\ 0: enabled\\
led or enabled(except in SPI boot mode). 1: disabled
0: enabled
SPI_BOOT_CRYPT_CNT (BLOCK0) Enables flash encryption when 1 or 3 bits are set = Disable R/W (0b000)
and disables otherwise
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)
@@ -74,71 +98,67 @@
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
clock random divide mode
SECURE_BOOT_EN (BLOCK0) Represents whether secure boot is enabled or disab = False R/W (0b0)
led.\\ 1: enabled\\ 0: disabled\\
led. 1. Enable 0: Disable
SECURE_BOOT_AGGRESSIVE_REVOKE (BLOCK0) Represents whether revoking aggressive secure boot = False R/W (0b0)
is enabled or disabled.\\ 1: enabled.\\ 0: disabled\\
is enabled or disabled. 1. Enable 0: Disable
DIS_DOWNLOAD_MODE (BLOCK0) Represents whether Download mode is disable or ena = False R/W (0b0)
ble.\\ 1. Disable\\ 0: Enable\\
ble. 1. Disable 0: Enable
ENABLE_SECURITY_DOWNLOAD (BLOCK0) Represents whether security download is enabled or = False R/W (0b0)
disabled.\\ 1: Enable\\ 0: Disable\\
disabled. 1: Enable 0: Disable
SECURE_VERSION (BLOCK0) Represents the version used by ESP-IDF anti-rollba = 0 R/W (0x0000)
ck feature
ck feature
SECURE_BOOT_DISABLE_FAST_WAKE (BLOCK0) Represents whether FAST_VERIFY_ON_WAKE is disable = False R/W (0b0)
or enable when Secure Boot is enable
XTS_DPA_CLK_ENABLE (BLOCK0) Represents whether anti-dpa attack clock function = False R/W (0b0)
is enabled.\\ 1. Enable\\ 0: Disable\\
XTS_DPA_PSEUDO_LEVEL (BLOCK0) Represents the anti-dpa attack pseudo function lev = 0 R/W (0b00)
el.\\ 3:High\\ 2: Moderate\\ 1: Low\\ 0: Decided b
y register configuration\\
or enable when Secure Boot is enable
XTS_DPA_CLK_ENABLE (BLOCK0) Represents whether xts-aes anti-dpa attack clock i = False R/W (0b0)
s enabled. 1. Enable. 0: Disable.
XTS_DPA_PSEUDO_LEVEL (BLOCK0) Represents the pseudo round level of xts-aes anti- = 0 R/W (0b00)
dpa attack. 3: High. 2: Moderate 1. Low 0: Disabled
ECDSA_DISABLE_P192 (BLOCK0) Represents whether to disable P192 curve in ECDSA. = False R/W (0b0)
\\ 1: Disabled.\\ 0: Not disable
1: Disabled. 0: Not disabled
BOOTLOADER_ANTI_ROLLBACK_SECURE_VERSION (BLOCK0) Represents the anti-rollback secure version of the = 0 R/W (0x0)
2nd stage bootloader used by the ROM bootloader
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
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
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
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
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
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
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: ena
bled\\
USB_EXCHG_PINS (BLOCK0) Represents whether the D+ and D- pins is exchanged = False R/W (0b0)
.\\ 1: exchanged\\ 0: not exchanged\\
tag is disabled or enabled. 1: disabled 0: enabled
USB_EXCHG_PINS (BLOCK0) Represents whether the D+ and D- pins of USB_SERIA = False R/W (0b0)
L_JTAG PHY is exchanged. 1: exchanged 0: not excha
nged
DIS_USB_SERIAL_JTAG_ROM_PRINT (BLOCK0) Represents whether print from USB-Serial-JTAG is d = False R/W (0b0)
isabled or enabled.\\ 1. Disable\\ 0: Enable\\
isabled or enabled. 1. Disable 0: Enable
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: Disable\\ 0: E
nable\\
nction is disabled or enabled. 1: Disable 0: Enable
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\\
io. 1: functioned 0: not functioned
Wdt fuses:
WDT_DELAY_SEL (BLOCK0) Represents the threshold level of the RTC watchdog = 0 R/W (0b00)
STG0 timeout.\\ 0: Original threshold configurati
on value of STG0 *2 \\1: Original threshold config
uration value of STG0 *4 \\2: Original threshold c
onfiguration value of STG0 *8 \\3: Original thresh
old configuration value of STG0 *16 \\
WDT_DELAY_SEL (BLOCK0) lp wdt timeout threshold at startup = initial time = 0 R/W (0b00)
out value * (2 ^ (EFUSE_WDT_DELAY_SEL + 1))

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@@ -1,10 +1,13 @@
.. code-block:: none
espefuse.py --virt -c esp32c61 dump
idf.py -p /dev/ttyUSB0 efuse-dump
espefuse.py v4.7.0
BLOCK0 ( ) [0 ] dump: 00000000 00000000 00000000 00000000 00000000 00000000
MAC_SPI_8M_0 (BLOCK1 ) [1 ] dump: 00000000 00000000 00000000 00000000 00000000 00000000
espefuse.py v4.10.dev2
Connecting....
=== Run "dump" command ===
BLOCK0 ( ) [0 ] dump: 00000000 00000000 00000000 00000000 0000fc00 00000000
MAC_SPI_8M_0 (BLOCK1 ) [1 ] dump: a0e52520 000030ed 00000010 00000000 00000000 00000000
BLOCK_SYS_DATA (BLOCK2 ) [2 ] dump: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
BLOCK_USR_DATA (BLOCK3 ) [3 ] dump: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
BLOCK_KEY0 (BLOCK4 ) [4 ] dump: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
@@ -14,5 +17,3 @@
BLOCK_KEY4 (BLOCK8 ) [8 ] dump: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
BLOCK_KEY5 (BLOCK9 ) [9 ] dump: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
BLOCK_SYS_DATA2 (BLOCK10 ) [10] dump: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
=== Run "dump" command ===

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@@ -1,4 +1,3 @@
.. code-block:: none
$ ./efuse_table_gen.py -t IDF_TARGET_PATH_NAME {IDF_TARGET_PATH_NAME}/esp_efuse_table.csv --info
@@ -7,140 +6,228 @@
Parsing efuse CSV input file esp32c61/esp_efuse_table.csv ...
Verifying efuse table...
Sorted efuse table:
# field_name efuse_block bit_start bit_count
1 WR_DIS EFUSE_BLK0 0 32
2 WR_DIS.RD_DIS EFUSE_BLK0 0 1
3 WR_DIS.DIS_ICACHE EFUSE_BLK0 2 1
4 WR_DIS.DIS_USB_JTAG EFUSE_BLK0 2 1
5 WR_DIS.DIS_FORCE_DOWNLOAD EFUSE_BLK0 2 1
6 WR_DIS.JTAG_SEL_ENABLE EFUSE_BLK0 2 1
7 WR_DIS.DIS_PAD_JTAG EFUSE_BLK0 2 1
8 WR_DIS.DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 2 1
9 WR_DIS.WDT_DELAY_SEL EFUSE_BLK0 3 1
10 WR_DIS.SPI_BOOT_CRYPT_CNT EFUSE_BLK0 4 1
11 WR_DIS.SECURE_BOOT_KEY_REVOKE0 EFUSE_BLK0 5 1
12 WR_DIS.SECURE_BOOT_KEY_REVOKE1 EFUSE_BLK0 6 1
13 WR_DIS.SECURE_BOOT_KEY_REVOKE2 EFUSE_BLK0 7 1
14 WR_DIS.KEY_PURPOSE_0 EFUSE_BLK0 8 1
15 WR_DIS.KEY_PURPOSE_1 EFUSE_BLK0 9 1
16 WR_DIS.KEY_PURPOSE_2 EFUSE_BLK0 10 1
17 WR_DIS.KEY_PURPOSE_3 EFUSE_BLK0 11 1
18 WR_DIS.KEY_PURPOSE_4 EFUSE_BLK0 12 1
19 WR_DIS.KEY_PURPOSE_5 EFUSE_BLK0 13 1
20 WR_DIS.SEC_DPA_LEVEL EFUSE_BLK0 14 1
21 WR_DIS.SECURE_BOOT_EN EFUSE_BLK0 15 1
22 WR_DIS.SECURE_BOOT_AGGRESSIVE_REVOKE EFUSE_BLK0 16 1
23 WR_DIS.SPI_DOWNLOAD_MSPI_DIS EFUSE_BLK0 17 1
24 WR_DIS.FLASH_TPUW EFUSE_BLK0 18 1
25 WR_DIS.DIS_DOWNLOAD_MODE EFUSE_BLK0 18 1
26 WR_DIS.DIS_DIRECT_BOOT EFUSE_BLK0 18 1
27 WR_DIS.DIS_USB_SERIAL_JTAG_ROM_PRINT EFUSE_BLK0 18 1
28 WR_DIS.DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE EFUSE_BLK0 18 1
29 WR_DIS.ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 18 1
30 WR_DIS.UART_PRINT_CONTROL EFUSE_BLK0 18 1
31 WR_DIS.FORCE_SEND_RESUME EFUSE_BLK0 18 1
32 WR_DIS.SECURE_VERSION EFUSE_BLK0 18 1
33 WR_DIS.SECURE_BOOT_DISABLE_FAST_WAKE EFUSE_BLK0 19 1
34 WR_DIS.BLK1 EFUSE_BLK0 20 1
35 WR_DIS.MAC EFUSE_BLK0 20 1
36 WR_DIS.SYS_DATA_PART1 EFUSE_BLK0 21 1
37 WR_DIS.BLOCK_SYS_DATA1 EFUSE_BLK0 21 1
38 WR_DIS.BLOCK_USR_DATA EFUSE_BLK0 22 1
39 WR_DIS.CUSTOM_MAC EFUSE_BLK0 22 1
40 WR_DIS.BLOCK_KEY0 EFUSE_BLK0 23 1
41 WR_DIS.BLOCK_KEY1 EFUSE_BLK0 24 1
42 WR_DIS.BLOCK_KEY2 EFUSE_BLK0 25 1
43 WR_DIS.BLOCK_KEY3 EFUSE_BLK0 26 1
44 WR_DIS.BLOCK_KEY4 EFUSE_BLK0 27 1
45 WR_DIS.BLOCK_KEY5 EFUSE_BLK0 28 1
46 WR_DIS.BLOCK_SYS_DATA2 EFUSE_BLK0 29 1
47 WR_DIS.USB_EXCHG_PINS EFUSE_BLK0 30 1
48 WR_DIS.VDD_SPI_AS_GPIO EFUSE_BLK0 30 1
49 RD_DIS EFUSE_BLK0 32 7
50 RD_DIS.BLOCK_KEY0 EFUSE_BLK0 32 1
51 RD_DIS.BLOCK_KEY1 EFUSE_BLK0 33 1
52 RD_DIS.BLOCK_KEY2 EFUSE_BLK0 34 1
53 RD_DIS.BLOCK_KEY3 EFUSE_BLK0 35 1
54 RD_DIS.BLOCK_KEY4 EFUSE_BLK0 36 1
55 RD_DIS.BLOCK_KEY5 EFUSE_BLK0 37 1
56 RD_DIS.BLOCK_SYS_DATA2 EFUSE_BLK0 38 1
57 DIS_ICACHE EFUSE_BLK0 39 1
58 DIS_USB_JTAG EFUSE_BLK0 40 1
59 DIS_FORCE_DOWNLOAD EFUSE_BLK0 42 1
60 SPI_DOWNLOAD_MSPI_DIS EFUSE_BLK0 43 1
61 JTAG_SEL_ENABLE EFUSE_BLK0 44 1
62 DIS_PAD_JTAG EFUSE_BLK0 45 1
63 DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 46 1
64 USB_EXCHG_PINS EFUSE_BLK0 51 1
65 VDD_SPI_AS_GPIO EFUSE_BLK0 52 1
66 WDT_DELAY_SEL EFUSE_BLK0 53 2
67 SPI_BOOT_CRYPT_CNT EFUSE_BLK0 55 3
68 SECURE_BOOT_KEY_REVOKE0 EFUSE_BLK0 58 1
69 SECURE_BOOT_KEY_REVOKE1 EFUSE_BLK0 59 1
70 SECURE_BOOT_KEY_REVOKE2 EFUSE_BLK0 60 1
71 KEY_PURPOSE_0 EFUSE_BLK0 64 4
72 KEY_PURPOSE_1 EFUSE_BLK0 68 4
73 KEY_PURPOSE_2 EFUSE_BLK0 72 4
74 KEY_PURPOSE_3 EFUSE_BLK0 76 4
75 KEY_PURPOSE_4 EFUSE_BLK0 80 4
76 KEY_PURPOSE_5 EFUSE_BLK0 84 4
77 SEC_DPA_LEVEL EFUSE_BLK0 88 2
78 SECURE_BOOT_EN EFUSE_BLK0 90 1
79 SECURE_BOOT_AGGRESSIVE_REVOKE EFUSE_BLK0 91 1
80 FLASH_TPUW EFUSE_BLK0 92 4
81 DIS_DOWNLOAD_MODE EFUSE_BLK0 96 1
82 DIS_DIRECT_BOOT EFUSE_BLK0 97 1
83 DIS_USB_SERIAL_JTAG_ROM_PRINT EFUSE_BLK0 98 1
84 DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE EFUSE_BLK0 99 1
85 ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 100 1
86 UART_PRINT_CONTROL EFUSE_BLK0 101 2
87 FORCE_SEND_RESUME EFUSE_BLK0 103 1
88 SECURE_VERSION EFUSE_BLK0 104 16
89 SECURE_BOOT_DISABLE_FAST_WAKE EFUSE_BLK0 120 1
90 HYS_EN_PAD EFUSE_BLK0 121 1
91 XTS_DPA_CLK_ENABLE EFUSE_BLK0 122 1
92 XTS_DPA_PSEUDO_LEVEL EFUSE_BLK0 123 2
93 DIS_WIFI6 EFUSE_BLK0 125 1
94 ECDSA_DISABLE_P192 EFUSE_BLK0 126 1
95 ECC_FORCE_CONST_TIME EFUSE_BLK0 127 1
96 MAC EFUSE_BLK1 0 8
97 MAC EFUSE_BLK1 8 8
98 MAC EFUSE_BLK1 16 8
99 MAC EFUSE_BLK1 24 8
100 MAC EFUSE_BLK1 32 8
101 MAC EFUSE_BLK1 40 8
102 SYS_DATA_PART2 EFUSE_BLK10 0 256
103 BLOCK_SYS_DATA1 EFUSE_BLK2 0 256
104 USER_DATA EFUSE_BLK3 0 256
105 USER_DATA.MAC_CUSTOM EFUSE_BLK3 200 48
106 KEY0 EFUSE_BLK4 0 256
107 KEY1 EFUSE_BLK5 0 256
108 KEY2 EFUSE_BLK6 0 256
109 KEY3 EFUSE_BLK7 0 256
110 KEY4 EFUSE_BLK8 0 256
111 KEY5 EFUSE_BLK9 0 256
# field_name efuse_block bit_start bit_count
1 WR_DIS EFUSE_BLK0 0 32
2 WR_DIS.RD_DIS EFUSE_BLK0 0 1
3 WR_DIS.DIS_ICACHE EFUSE_BLK0 2 1
4 WR_DIS.DIS_USB_JTAG EFUSE_BLK0 2 1
5 WR_DIS.DIS_FORCE_DOWNLOAD EFUSE_BLK0 2 1
6 WR_DIS.SPI_DOWNLOAD_MSPI_DIS EFUSE_BLK0 2 1
7 WR_DIS.JTAG_SEL_ENABLE EFUSE_BLK0 2 1
8 WR_DIS.DIS_PAD_JTAG EFUSE_BLK0 2 1
9 WR_DIS.DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 2 1
10 WR_DIS.HYS_EN_PAD EFUSE_BLK0 2 1
11 WR_DIS.DIS_WIFI6 EFUSE_BLK0 2 1
12 WR_DIS.WDT_DELAY_SEL EFUSE_BLK0 3 1
13 WR_DIS.SPI_BOOT_CRYPT_CNT EFUSE_BLK0 4 1
14 WR_DIS.SECURE_BOOT_KEY_REVOKE0 EFUSE_BLK0 5 1
15 WR_DIS.SECURE_BOOT_KEY_REVOKE1 EFUSE_BLK0 6 1
16 WR_DIS.SECURE_BOOT_KEY_REVOKE2 EFUSE_BLK0 7 1
17 WR_DIS.KEY_PURPOSE_0 EFUSE_BLK0 8 1
18 WR_DIS.KEY_PURPOSE_1 EFUSE_BLK0 9 1
19 WR_DIS.KEY_PURPOSE_2 EFUSE_BLK0 10 1
20 WR_DIS.KEY_PURPOSE_3 EFUSE_BLK0 11 1
21 WR_DIS.KEY_PURPOSE_4 EFUSE_BLK0 12 1
22 WR_DIS.KEY_PURPOSE_5 EFUSE_BLK0 13 1
23 WR_DIS.SEC_DPA_LEVEL EFUSE_BLK0 14 1
24 WR_DIS.XTS_DPA_CLK_ENABLE EFUSE_BLK0 14 1
25 WR_DIS.XTS_DPA_PSEUDO_LEVEL EFUSE_BLK0 14 1
26 WR_DIS.ECDSA_DISABLE_P192 EFUSE_BLK0 14 1
27 WR_DIS.ECC_FORCE_CONST_TIME EFUSE_BLK0 14 1
28 WR_DIS.SECURE_BOOT_EN EFUSE_BLK0 15 1
29 WR_DIS.SECURE_BOOT_AGGRESSIVE_REVOKE EFUSE_BLK0 16 1
30 WR_DIS.FLASH_TPUW EFUSE_BLK0 18 1
31 WR_DIS.DIS_DOWNLOAD_MODE EFUSE_BLK0 18 1
32 WR_DIS.DIS_DIRECT_BOOT EFUSE_BLK0 18 1
33 WR_DIS.DIS_USB_SERIAL_JTAG_ROM_PRINT EFUSE_BLK0 18 1
34 WR_DIS.DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE EFUSE_BLK0 18 1
35 WR_DIS.ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 18 1
36 WR_DIS.UART_PRINT_CONTROL EFUSE_BLK0 18 1
37 WR_DIS.FORCE_SEND_RESUME EFUSE_BLK0 18 1
38 WR_DIS.SECURE_VERSION EFUSE_BLK0 18 1
39 WR_DIS.SECURE_BOOT_DISABLE_FAST_WAKE EFUSE_BLK0 18 1
40 WR_DIS.BLK1 EFUSE_BLK0 20 1
41 WR_DIS.MAC EFUSE_BLK0 20 1
42 WR_DIS.WAFER_VERSION_MINOR EFUSE_BLK0 20 1
43 WR_DIS.WAFER_VERSION_MAJOR EFUSE_BLK0 20 1
44 WR_DIS.DISABLE_WAFER_VERSION_MAJOR EFUSE_BLK0 20 1
45 WR_DIS.DISABLE_BLK_VERSION_MAJOR EFUSE_BLK0 20 1
46 WR_DIS.BLK_VERSION_MINOR EFUSE_BLK0 20 1
47 WR_DIS.BLK_VERSION_MAJOR EFUSE_BLK0 20 1
48 WR_DIS.FLASH_CAP EFUSE_BLK0 20 1
49 WR_DIS.FLASH_VENDOR EFUSE_BLK0 20 1
50 WR_DIS.PSRAM_CAP EFUSE_BLK0 20 1
51 WR_DIS.PSRAM_VENDOR EFUSE_BLK0 20 1
52 WR_DIS.TEMP EFUSE_BLK0 20 1
53 WR_DIS.PKG_VERSION EFUSE_BLK0 20 1
54 WR_DIS.ACTIVE_HP_DBIAS EFUSE_BLK0 20 1
55 WR_DIS.ACTIVE_LP_DBIAS EFUSE_BLK0 20 1
56 WR_DIS.LSLP_HP_DBG EFUSE_BLK0 20 1
57 WR_DIS.LSLP_HP_DBIAS EFUSE_BLK0 20 1
58 WR_DIS.DSLP_LP_DBG EFUSE_BLK0 20 1
59 WR_DIS.DSLP_LP_DBIAS EFUSE_BLK0 20 1
60 WR_DIS.LP_HP_DBIAS_VOL_GAP EFUSE_BLK0 20 1
61 WR_DIS.SYS_DATA_PART1 EFUSE_BLK0 21 1
62 WR_DIS.OPTIONAL_UNIQUE_ID EFUSE_BLK0 21 1
63 WR_DIS.TEMPERATURE_SENSOR EFUSE_BLK0 21 1
64 WR_DIS.OCODE EFUSE_BLK0 21 1
65 WR_DIS.ADC1_AVE_INIT_CODE_ATTEN0 EFUSE_BLK0 21 1
66 WR_DIS.ADC1_AVE_INIT_CODE_ATTEN1 EFUSE_BLK0 21 1
67 WR_DIS.ADC1_AVE_INIT_CODE_ATTEN2 EFUSE_BLK0 21 1
68 WR_DIS.ADC1_AVE_INIT_CODE_ATTEN3 EFUSE_BLK0 21 1
69 WR_DIS.ADC1_HI_DOUT_ATTEN0 EFUSE_BLK0 21 1
70 WR_DIS.ADC1_HI_DOUT_ATTEN1 EFUSE_BLK0 21 1
71 WR_DIS.ADC1_HI_DOUT_ATTEN2 EFUSE_BLK0 21 1
72 WR_DIS.ADC1_HI_DOUT_ATTEN3 EFUSE_BLK0 21 1
73 WR_DIS.ADC1_CH0_ATTEN0_INITCODE_DIFF EFUSE_BLK0 21 1
74 WR_DIS.ADC1_CH1_ATTEN0_INITCODE_DIFF EFUSE_BLK0 21 1
75 WR_DIS.ADC1_CH2_ATTEN0_INITCODE_DIFF EFUSE_BLK0 21 1
76 WR_DIS.ADC1_CH3_ATTEN0_INITCODE_DIFF EFUSE_BLK0 21 1
77 WR_DIS.BLOCK_USR_DATA EFUSE_BLK0 22 1
78 WR_DIS.CUSTOM_MAC EFUSE_BLK0 22 1
79 WR_DIS.BLOCK_KEY0 EFUSE_BLK0 23 1
80 WR_DIS.BLOCK_KEY1 EFUSE_BLK0 24 1
81 WR_DIS.BLOCK_KEY2 EFUSE_BLK0 25 1
82 WR_DIS.BLOCK_KEY3 EFUSE_BLK0 26 1
83 WR_DIS.BLOCK_KEY4 EFUSE_BLK0 27 1
84 WR_DIS.BLOCK_KEY5 EFUSE_BLK0 28 1
85 WR_DIS.BLOCK_SYS_DATA2 EFUSE_BLK0 29 1
86 WR_DIS.USB_EXCHG_PINS EFUSE_BLK0 30 1
87 WR_DIS.VDD_SPI_AS_GPIO EFUSE_BLK0 30 1
88 RD_DIS EFUSE_BLK0 32 7
89 RD_DIS.BLOCK_KEY0 EFUSE_BLK0 32 1
90 RD_DIS.BLOCK_KEY1 EFUSE_BLK0 33 1
91 RD_DIS.BLOCK_KEY2 EFUSE_BLK0 34 1
92 RD_DIS.BLOCK_KEY3 EFUSE_BLK0 35 1
93 RD_DIS.BLOCK_KEY4 EFUSE_BLK0 36 1
94 RD_DIS.BLOCK_KEY5 EFUSE_BLK0 37 1
95 RD_DIS.BLOCK_SYS_DATA2 EFUSE_BLK0 38 1
96 DIS_ICACHE EFUSE_BLK0 39 1
97 DIS_USB_JTAG EFUSE_BLK0 40 1
98 DIS_FORCE_DOWNLOAD EFUSE_BLK0 42 1
99 SPI_DOWNLOAD_MSPI_DIS EFUSE_BLK0 43 1
100 JTAG_SEL_ENABLE EFUSE_BLK0 44 1
101 DIS_PAD_JTAG EFUSE_BLK0 45 1
102 DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 46 1
103 USB_EXCHG_PINS EFUSE_BLK0 51 1
104 VDD_SPI_AS_GPIO EFUSE_BLK0 52 1
105 WDT_DELAY_SEL EFUSE_BLK0 53 2
106 SPI_BOOT_CRYPT_CNT EFUSE_BLK0 55 3
107 SECURE_BOOT_KEY_REVOKE0 EFUSE_BLK0 58 1
108 SECURE_BOOT_KEY_REVOKE1 EFUSE_BLK0 59 1
109 SECURE_BOOT_KEY_REVOKE2 EFUSE_BLK0 60 1
110 KEY_PURPOSE_0 EFUSE_BLK0 64 4
111 KEY_PURPOSE_1 EFUSE_BLK0 68 4
112 KEY_PURPOSE_2 EFUSE_BLK0 72 4
113 KEY_PURPOSE_3 EFUSE_BLK0 76 4
114 KEY_PURPOSE_4 EFUSE_BLK0 80 4
115 KEY_PURPOSE_5 EFUSE_BLK0 84 4
116 SEC_DPA_LEVEL EFUSE_BLK0 88 2
117 SECURE_BOOT_EN EFUSE_BLK0 90 1
118 SECURE_BOOT_AGGRESSIVE_REVOKE EFUSE_BLK0 91 1
119 FLASH_TPUW EFUSE_BLK0 92 4
120 DIS_DOWNLOAD_MODE EFUSE_BLK0 96 1
121 DIS_DIRECT_BOOT EFUSE_BLK0 97 1
122 DIS_USB_SERIAL_JTAG_ROM_PRINT EFUSE_BLK0 98 1
123 DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE EFUSE_BLK0 99 1
124 ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 100 1
125 UART_PRINT_CONTROL EFUSE_BLK0 101 2
126 FORCE_SEND_RESUME EFUSE_BLK0 103 1
127 SECURE_VERSION EFUSE_BLK0 104 16
128 SECURE_BOOT_DISABLE_FAST_WAKE EFUSE_BLK0 120 1
129 HYS_EN_PAD EFUSE_BLK0 121 1
130 XTS_DPA_CLK_ENABLE EFUSE_BLK0 122 1
131 XTS_DPA_PSEUDO_LEVEL EFUSE_BLK0 123 2
132 DIS_WIFI6 EFUSE_BLK0 125 1
133 ECDSA_DISABLE_P192 EFUSE_BLK0 126 1
134 ECC_FORCE_CONST_TIME EFUSE_BLK0 127 1
135 BOOTLOADER_ANTI_ROLLBACK_SECURE_VERSION EFUSE_BLK0 128 4
136 BOOTLOADER_ANTI_ROLLBACK_EN EFUSE_BLK0 132 1
137 BOOTLOADER_ANTI_ROLLBACK_UPDATE_IN_ROM EFUSE_BLK0 133 1
138 RECOVERY_BOOTLOADER_FLASH_SECTOR EFUSE_BLK0 134 12
139 REPEAT_DATA4 EFUSE_BLK0 160 24
140 MAC EFUSE_BLK1 0 8
141 MAC EFUSE_BLK1 8 8
142 MAC EFUSE_BLK1 16 8
143 MAC EFUSE_BLK1 24 8
144 MAC EFUSE_BLK1 32 8
145 MAC EFUSE_BLK1 40 8
146 WAFER_VERSION_MINOR EFUSE_BLK1 64 4
147 WAFER_VERSION_MAJOR EFUSE_BLK1 68 2
148 DISABLE_WAFER_VERSION_MAJOR EFUSE_BLK1 70 1
149 DISABLE_BLK_VERSION_MAJOR EFUSE_BLK1 71 1
150 BLK_VERSION_MINOR EFUSE_BLK1 72 3
151 BLK_VERSION_MAJOR EFUSE_BLK1 75 2
152 FLASH_CAP EFUSE_BLK1 77 3
153 FLASH_VENDOR EFUSE_BLK1 80 3
154 PSRAM_CAP EFUSE_BLK1 83 3
155 PSRAM_VENDOR EFUSE_BLK1 86 2
156 TEMP EFUSE_BLK1 88 2
157 PKG_VERSION EFUSE_BLK1 90 3
158 ACTIVE_HP_DBIAS EFUSE_BLK1 93 4
159 ACTIVE_LP_DBIAS EFUSE_BLK1 97 4
160 LSLP_HP_DBG EFUSE_BLK1 101 2
161 LSLP_HP_DBIAS EFUSE_BLK1 103 4
162 DSLP_LP_DBG EFUSE_BLK1 107 4
163 DSLP_LP_DBIAS EFUSE_BLK1 111 5
164 LP_HP_DBIAS_VOL_GAP EFUSE_BLK1 116 5
165 SYS_DATA_PART2 EFUSE_BLK10 0 256
166 OPTIONAL_UNIQUE_ID EFUSE_BLK2 0 128
167 TEMPERATURE_SENSOR EFUSE_BLK2 128 9
168 OCODE EFUSE_BLK2 137 8
169 ADC1_AVE_INIT_CODE_ATTEN0 EFUSE_BLK2 145 10
170 ADC1_AVE_INIT_CODE_ATTEN1 EFUSE_BLK2 155 10
171 ADC1_AVE_INIT_CODE_ATTEN2 EFUSE_BLK2 165 10
172 ADC1_AVE_INIT_CODE_ATTEN3 EFUSE_BLK2 175 10
173 ADC1_HI_DOUT_ATTEN0 EFUSE_BLK2 185 10
174 ADC1_HI_DOUT_ATTEN1 EFUSE_BLK2 195 10
175 ADC1_HI_DOUT_ATTEN2 EFUSE_BLK2 205 10
176 ADC1_HI_DOUT_ATTEN3 EFUSE_BLK2 215 10
177 ADC1_CH0_ATTEN0_INITCODE_DIFF EFUSE_BLK2 225 4
178 ADC1_CH1_ATTEN0_INITCODE_DIFF EFUSE_BLK2 229 4
179 ADC1_CH2_ATTEN0_INITCODE_DIFF EFUSE_BLK2 233 4
180 ADC1_CH3_ATTEN0_INITCODE_DIFF EFUSE_BLK2 237 4
181 USER_DATA EFUSE_BLK3 0 256
182 USER_DATA.MAC_CUSTOM EFUSE_BLK3 200 48
183 KEY0 EFUSE_BLK4 0 256
184 KEY1 EFUSE_BLK5 0 256
185 KEY2 EFUSE_BLK6 0 256
186 KEY3 EFUSE_BLK7 0 256
187 KEY4 EFUSE_BLK8 0 256
188 KEY5 EFUSE_BLK9 0 256
Used bits in efuse table:
EFUSE_BLK0
[0 31] [0 0] [2 2] ... [20 21] [21 22] [22 30] [30 30] [32 38] [32 40] [42 46] [51 60] [64 127]
[0 31] [0 0] [2 2] ... [64 145] [160 183]
EFUSE_BLK1
[0 47]
[0 47] [64 120]
EFUSE_BLK10
[0 255]
EFUSE_BLK2
[0 255]
[0 240]
EFUSE_BLK3
[0 255] [200 247]
EFUSE_BLK4
[0 255]
EFUSE_BLK5
[0 255]
EFUSE_BLK6
[0 255]
EFUSE_BLK7
[0 255]
EFUSE_BLK8
[0 255]
EFUSE_BLK9
[0 255]
Note: Not printed ranges are free for using. (bits in EFUSE_BLK0 are reserved for Espressif)