docs/en/api-reference/system/inc/show-efuse-table_ESP32-C2.rst
.. code-block:: none
$ ./efuse_table_gen.py {IDF_TARGET_PATH_NAME}/esp_efuse_table.csv --info
Parsing efuse CSV input file $IDF_PATH/components/efuse/esp32c2/esp_efuse_table.csv ...
Verifying efuse table...
Max number of bits in BLK 256
Sorted efuse table:
# field_name efuse_block bit_start bit_count
1 WR_DIS EFUSE_BLK0 0 8
2 WR_DIS.RD_DIS EFUSE_BLK0 0 1
3 WR_DIS.WDT_DELAY_SEL EFUSE_BLK0 1 1
4 WR_DIS.DIS_PAD_JTAG EFUSE_BLK0 1 1
5 WR_DIS.DIS_DOWNLOAD_ICACHE EFUSE_BLK0 1 1
6 WR_DIS.DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 2 1
7 WR_DIS.SPI_BOOT_CRYPT_CNT EFUSE_BLK0 2 1
8 WR_DIS.XTS_KEY_LENGTH_256 EFUSE_BLK0 2 1
9 WR_DIS.SECURE_BOOT_EN EFUSE_BLK0 2 1
10 WR_DIS.UART_PRINT_CONTROL EFUSE_BLK0 3 1
11 WR_DIS.FORCE_SEND_RESUME EFUSE_BLK0 3 1
12 WR_DIS.DIS_DOWNLOAD_MODE EFUSE_BLK0 3 1
13 WR_DIS.DIS_DIRECT_BOOT EFUSE_BLK0 3 1
14 WR_DIS.ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 3 1
15 WR_DIS.FLASH_TPUW EFUSE_BLK0 3 1
16 WR_DIS.SECURE_VERSION EFUSE_BLK0 4 1
17 WR_DIS.CUSTOM_MAC_USED EFUSE_BLK0 4 1
18 WR_DIS.DISABLE_WAFER_VERSION_MAJOR EFUSE_BLK0 4 1
19 WR_DIS.DISABLE_BLK_VERSION_MAJOR EFUSE_BLK0 4 1
20 WR_DIS.CUSTOM_MAC EFUSE_BLK0 5 1
21 WR_DIS.MAC EFUSE_BLK0 6 1
22 WR_DIS.WAFER_VERSION_MINOR EFUSE_BLK0 6 1
23 WR_DIS.WAFER_VERSION_MAJOR EFUSE_BLK0 6 1
24 WR_DIS.PKG_VERSION EFUSE_BLK0 6 1
25 WR_DIS.BLK_VERSION_MINOR EFUSE_BLK0 6 1
26 WR_DIS.BLK_VERSION_MAJOR EFUSE_BLK0 6 1
27 WR_DIS.OCODE EFUSE_BLK0 6 1
28 WR_DIS.TEMP_CALIB EFUSE_BLK0 6 1
29 WR_DIS.ADC1_INIT_CODE_ATTEN0 EFUSE_BLK0 6 1
30 WR_DIS.ADC1_INIT_CODE_ATTEN3 EFUSE_BLK0 6 1
31 WR_DIS.ADC1_CAL_VOL_ATTEN0 EFUSE_BLK0 6 1
32 WR_DIS.ADC1_CAL_VOL_ATTEN3 EFUSE_BLK0 6 1
33 WR_DIS.DIG_DBIAS_HVT EFUSE_BLK0 6 1
34 WR_DIS.DIG_LDO_SLP_DBIAS2 EFUSE_BLK0 6 1
35 WR_DIS.DIG_LDO_SLP_DBIAS26 EFUSE_BLK0 6 1
36 WR_DIS.DIG_LDO_ACT_DBIAS26 EFUSE_BLK0 6 1
37 WR_DIS.DIG_LDO_ACT_STEPD10 EFUSE_BLK0 6 1
38 WR_DIS.RTC_LDO_SLP_DBIAS13 EFUSE_BLK0 6 1
39 WR_DIS.RTC_LDO_SLP_DBIAS29 EFUSE_BLK0 6 1
40 WR_DIS.RTC_LDO_SLP_DBIAS31 EFUSE_BLK0 6 1
41 WR_DIS.RTC_LDO_ACT_DBIAS31 EFUSE_BLK0 6 1
42 WR_DIS.RTC_LDO_ACT_DBIAS13 EFUSE_BLK0 6 1
43 WR_DIS.ADC_CALIBRATION_3 EFUSE_BLK0 6 1
44 WR_DIS.BLOCK_KEY0 EFUSE_BLK0 7 1
45 RD_DIS EFUSE_BLK0 32 2
46 RD_DIS.KEY0 EFUSE_BLK0 32 2
47 RD_DIS.KEY0.LOW EFUSE_BLK0 32 1
48 RD_DIS.KEY0.HI EFUSE_BLK0 33 1
49 WDT_DELAY_SEL EFUSE_BLK0 34 2
50 DIS_PAD_JTAG EFUSE_BLK0 36 1
51 DIS_DOWNLOAD_ICACHE EFUSE_BLK0 37 1
52 DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 38 1
53 SPI_BOOT_CRYPT_CNT EFUSE_BLK0 39 3
54 XTS_KEY_LENGTH_256 EFUSE_BLK0 42 1
55 UART_PRINT_CONTROL EFUSE_BLK0 43 2
56 FORCE_SEND_RESUME EFUSE_BLK0 45 1
57 DIS_DOWNLOAD_MODE EFUSE_BLK0 46 1
58 DIS_DIRECT_BOOT EFUSE_BLK0 47 1
59 ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 48 1
60 FLASH_TPUW EFUSE_BLK0 49 4
61 SECURE_BOOT_EN EFUSE_BLK0 53 1
62 SECURE_VERSION EFUSE_BLK0 54 4
63 CUSTOM_MAC_USED EFUSE_BLK0 58 1
64 DISABLE_WAFER_VERSION_MAJOR EFUSE_BLK0 59 1
65 DISABLE_BLK_VERSION_MAJOR EFUSE_BLK0 60 1
66 USER_DATA EFUSE_BLK1 0 88
67 USER_DATA.MAC_CUSTOM EFUSE_BLK1 0 48
68 MAC EFUSE_BLK2 0 8
69 MAC EFUSE_BLK2 8 8
70 MAC EFUSE_BLK2 16 8
71 MAC EFUSE_BLK2 24 8
72 MAC EFUSE_BLK2 32 8
73 MAC EFUSE_BLK2 40 8
74 WAFER_VERSION_MINOR EFUSE_BLK2 48 4
75 WAFER_VERSION_MAJOR EFUSE_BLK2 52 2
76 PKG_VERSION EFUSE_BLK2 54 3
77 BLK_VERSION_MINOR EFUSE_BLK2 57 3
78 BLK_VERSION_MAJOR EFUSE_BLK2 60 2
79 OCODE EFUSE_BLK2 62 7
80 TEMP_CALIB EFUSE_BLK2 69 9
81 ADC1_INIT_CODE_ATTEN0 EFUSE_BLK2 78 8
82 ADC1_INIT_CODE_ATTEN3 EFUSE_BLK2 86 5
83 ADC1_CAL_VOL_ATTEN0 EFUSE_BLK2 91 8
84 ADC1_CAL_VOL_ATTEN3 EFUSE_BLK2 99 6
85 DIG_DBIAS_HVT EFUSE_BLK2 105 5
86 DIG_LDO_SLP_DBIAS2 EFUSE_BLK2 110 7
87 DIG_LDO_SLP_DBIAS26 EFUSE_BLK2 117 8
88 DIG_LDO_ACT_DBIAS26 EFUSE_BLK2 125 6
89 DIG_LDO_ACT_STEPD10 EFUSE_BLK2 131 4
90 RTC_LDO_SLP_DBIAS13 EFUSE_BLK2 135 7
91 RTC_LDO_SLP_DBIAS29 EFUSE_BLK2 142 9
92 RTC_LDO_SLP_DBIAS31 EFUSE_BLK2 151 6
93 RTC_LDO_ACT_DBIAS31 EFUSE_BLK2 157 6
94 RTC_LDO_ACT_DBIAS13 EFUSE_BLK2 163 8
95 ADC_CALIBRATION_3 EFUSE_BLK2 192 11
96 KEY0 EFUSE_BLK3 0 256
97 KEY0.FE_256BIT EFUSE_BLK3 0 256
98 KEY0.FE_128BIT EFUSE_BLK3 0 128
99 KEY0.SB_128BIT EFUSE_BLK3 128 128
Used bits in efuse table:
EFUSE_BLK0
[0 7] [0 1] [1 1] [1 2] [2 2] ... [6 6] [6 6] [6 6] [6 6] [6 6] [6 6] [6 6] [6 6] [6 6] [6 7] [32 33] [32 33] [32 60]
EFUSE_BLK1
[0 87] [0 47]
EFUSE_BLK2
[0 170] [192 202]
EFUSE_BLK3
[0 255] [0 255] [0 255]
Note: Not printed ranges are free for using. (bits in EFUSE_BLK0 are reserved for Espressif)