.. code-block:: none $ ./efuse_table_gen.py -t IDF_TARGET_PATH_NAME {IDF_TARGET_PATH_NAME}/esp_efuse_table.csv --info Max number of bits in BLK 256 Parsing efuse CSV input file esp32c6/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.SWAP_UART_SDIO_EN EFUSE_BLK0 1 1 4 WR_DIS.GROUP_1 EFUSE_BLK0 2 1 5 WR_DIS.GROUP_2 EFUSE_BLK0 3 1 6 WR_DIS.SPI_BOOT_CRYPT_CNT EFUSE_BLK0 4 1 7 WR_DIS.SECURE_BOOT_KEY_REVOKE0 EFUSE_BLK0 5 1 8 WR_DIS.SECURE_BOOT_KEY_REVOKE1 EFUSE_BLK0 6 1 9 WR_DIS.SECURE_BOOT_KEY_REVOKE2 EFUSE_BLK0 7 1 10 WR_DIS.KEY0_PURPOSE EFUSE_BLK0 8 1 11 WR_DIS.KEY1_PURPOSE EFUSE_BLK0 9 1 12 WR_DIS.KEY2_PURPOSE EFUSE_BLK0 10 1 13 WR_DIS.KEY3_PURPOSE EFUSE_BLK0 11 1 14 WR_DIS.KEY4_PURPOSE EFUSE_BLK0 12 1 15 WR_DIS.KEY5_PURPOSE EFUSE_BLK0 13 1 16 WR_DIS.SEC_DPA_LEVEL EFUSE_BLK0 14 1 17 WR_DIS.SECURE_BOOT_EN EFUSE_BLK0 15 1 18 WR_DIS.SECURE_BOOT_AGGRESSIVE_REVOKE EFUSE_BLK0 16 1 19 WR_DIS.GROUP_3 EFUSE_BLK0 18 1 20 WR_DIS.SECURE_BOOT_DISABLE_FAST_WAKE EFUSE_BLK0 19 1 21 WR_DIS.BLK1 EFUSE_BLK0 20 1 22 WR_DIS.SYS_DATA_PART1 EFUSE_BLK0 21 1 23 WR_DIS.USER_DATA EFUSE_BLK0 22 1 24 WR_DIS.KEY0 EFUSE_BLK0 23 1 25 WR_DIS.KEY1 EFUSE_BLK0 24 1 26 WR_DIS.KEY2 EFUSE_BLK0 25 1 27 WR_DIS.KEY3 EFUSE_BLK0 26 1 28 WR_DIS.KEY4 EFUSE_BLK0 27 1 29 WR_DIS.KEY5 EFUSE_BLK0 28 1 30 WR_DIS.SYS_DATA_PART2 EFUSE_BLK0 29 1 31 RD_DIS EFUSE_BLK0 32 7 32 RD_DIS.KEY0 EFUSE_BLK0 32 1 33 RD_DIS.KEY1 EFUSE_BLK0 33 1 34 RD_DIS.KEY2 EFUSE_BLK0 34 1 35 RD_DIS.KEY3 EFUSE_BLK0 35 1 36 RD_DIS.KEY4 EFUSE_BLK0 36 1 37 RD_DIS.KEY5 EFUSE_BLK0 37 1 38 RD_DIS.SYS_DATA_PART2 EFUSE_BLK0 38 1 39 SWAP_UART_SDIO_EN EFUSE_BLK0 39 1 40 DIS_ICACHE EFUSE_BLK0 40 1 41 DIS_USB_JTAG EFUSE_BLK0 41 1 42 DIS_DOWNLOAD_ICACHE EFUSE_BLK0 42 1 43 DIS_USB_SERIAL_JTAG EFUSE_BLK0 43 1 44 DIS_FORCE_DOWNLOAD EFUSE_BLK0 44 1 45 DIS_SPI_DOWNLOAD_MSPI EFUSE_BLK0 45 1 46 DIS_TWAI EFUSE_BLK0 46 1 47 JTAG_SEL_ENABLE EFUSE_BLK0 47 1 48 SOFT_DIS_JTAG EFUSE_BLK0 48 3 49 DIS_PAD_JTAG EFUSE_BLK0 51 1 50 DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 52 1 51 USB_EXCHG_PINS EFUSE_BLK0 57 1 52 VDD_SPI_AS_GPIO EFUSE_BLK0 58 1 53 WDT_DELAY_SEL EFUSE_BLK0 80 2 54 SPI_BOOT_CRYPT_CNT EFUSE_BLK0 82 3 55 SECURE_BOOT_KEY_REVOKE0 EFUSE_BLK0 85 1 56 SECURE_BOOT_KEY_REVOKE1 EFUSE_BLK0 86 1 57 SECURE_BOOT_KEY_REVOKE2 EFUSE_BLK0 87 1 58 KEY_PURPOSE_0 EFUSE_BLK0 88 4 59 KEY_PURPOSE_1 EFUSE_BLK0 92 4 60 KEY_PURPOSE_2 EFUSE_BLK0 96 4 61 KEY_PURPOSE_3 EFUSE_BLK0 100 4 62 KEY_PURPOSE_4 EFUSE_BLK0 104 4 63 KEY_PURPOSE_5 EFUSE_BLK0 108 4 64 SEC_DPA_LEVEL EFUSE_BLK0 112 2 65 CRYPT_DPA_ENABLE EFUSE_BLK0 115 1 66 SECURE_BOOT_EN EFUSE_BLK0 116 1 67 SECURE_BOOT_AGGRESSIVE_REVOKE EFUSE_BLK0 117 1 68 FLASH_TPUW EFUSE_BLK0 124 4 69 DIS_DOWNLOAD_MODE EFUSE_BLK0 128 1 70 DIS_DIRECT_BOOT EFUSE_BLK0 129 1 71 DIS_USB_SERIAL_JTAG_ROM_PRINT EFUSE_BLK0 130 1 72 DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE EFUSE_BLK0 132 1 73 ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 133 1 74 UART_PRINT_CONTROL EFUSE_BLK0 134 2 75 FORCE_SEND_RESUME EFUSE_BLK0 141 1 76 SECURE_VERSION EFUSE_BLK0 142 16 77 SECURE_BOOT_DISABLE_FAST_WAKE EFUSE_BLK0 158 1 78 DISABLE_WAFER_VERSION_MAJOR EFUSE_BLK0 160 1 79 DISABLE_BLK_VERSION_MAJOR EFUSE_BLK0 161 1 80 MAC_FACTORY EFUSE_BLK1 0 8 81 MAC_FACTORY EFUSE_BLK1 8 8 82 MAC_FACTORY EFUSE_BLK1 16 8 83 MAC_FACTORY EFUSE_BLK1 24 8 84 MAC_FACTORY EFUSE_BLK1 32 8 85 MAC_FACTORY EFUSE_BLK1 40 8 86 SPI_PAD_CONFIG_CLK EFUSE_BLK1 48 6 87 SPI_PAD_CONFIG_Q_D1 EFUSE_BLK1 54 6 88 SPI_PAD_CONFIG_D_D0 EFUSE_BLK1 60 6 89 SPI_PAD_CONFIG_CS EFUSE_BLK1 66 6 90 SPI_PAD_CONFIG_HD_D3 EFUSE_BLK1 72 6 91 SPI_PAD_CONFIG_WP_D2 EFUSE_BLK1 78 6 92 SPI_PAD_CONFIG_DQS EFUSE_BLK1 84 6 93 SPI_PAD_CONFIG_D4 EFUSE_BLK1 90 6 94 SPI_PAD_CONFIG_D5 EFUSE_BLK1 96 6 95 SPI_PAD_CONFIG_D6 EFUSE_BLK1 102 6 96 SPI_PAD_CONFIG_D7 EFUSE_BLK1 108 6 97 WAFER_VERSION_MINOR EFUSE_BLK1 114 3 98 PKG_VERSION EFUSE_BLK1 117 3 99 BLK_VERSION_MINOR EFUSE_BLK1 120 3 100 K_RTC_LDO EFUSE_BLK1 135 7 101 K_DIG_LDO EFUSE_BLK1 142 7 102 V_RTC_DBIAS20 EFUSE_BLK1 149 8 103 V_DIG_DBIAS20 EFUSE_BLK1 157 8 104 DIG_DBIAS_HVT EFUSE_BLK1 165 5 105 THRES_HVT EFUSE_BLK1 170 10 106 WAFER_VERSION_MINOR EFUSE_BLK1 183 1 107 WAFER_VERSION_MAJOR EFUSE_BLK1 184 2 108 SYS_DATA_PART2 EFUSE_BLK10 0 256 109 OPTIONAL_UNIQUE_ID EFUSE_BLK2 0 128 110 BLK_VERSION_MAJOR EFUSE_BLK2 128 2 111 TEMP_CALIB EFUSE_BLK2 131 9 112 OCODE EFUSE_BLK2 140 8 113 ADC1_INIT_CODE_ATTEN0 EFUSE_BLK2 148 10 114 ADC1_INIT_CODE_ATTEN1 EFUSE_BLK2 158 10 115 ADC1_INIT_CODE_ATTEN2 EFUSE_BLK2 168 10 116 ADC1_INIT_CODE_ATTEN3 EFUSE_BLK2 178 10 117 ADC1_CAL_VOL_ATTEN0 EFUSE_BLK2 188 10 118 ADC1_CAL_VOL_ATTEN1 EFUSE_BLK2 198 10 119 ADC1_CAL_VOL_ATTEN2 EFUSE_BLK2 208 10 120 ADC1_CAL_VOL_ATTEN3 EFUSE_BLK2 218 10 121 USER_DATA EFUSE_BLK3 0 256 122 USER_DATA.MAC_CUSTOM EFUSE_BLK3 200 48 123 KEY0 EFUSE_BLK4 0 256 124 KEY1 EFUSE_BLK5 0 256 125 KEY2 EFUSE_BLK6 0 256 126 KEY3 EFUSE_BLK7 0 256 127 KEY4 EFUSE_BLK8 0 256 128 KEY5 EFUSE_BLK9 0 256 Used bits in efuse table: EFUSE_BLK0 [0 31] [0 16] [18 29] [32 38] [32 52] [57 58] [80 113] [115 117] [124 130] [132 135] [141 158] [160 161] EFUSE_BLK1 [0 122] [135 179] [183 185] EFUSE_BLK10 [0 255] EFUSE_BLK2 [0 129] [131 227] 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)