mirror of
https://github.com/espressif/esp-idf.git
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80 lines
5.8 KiB
ReStructuredText
80 lines
5.8 KiB
ReStructuredText
.. code-block:: none
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espefuse.py -p PORT summary
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Connecting........__
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Detecting chip type... ESP32
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espefuse.py v3.1-dev
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EFUSE_NAME (Block) Description = [Meaningful Value] [Readable/Writeable] (Hex Value)
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----------------------------------------------------------------------------------------
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Calibration fuses:
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BLK3_PART_RESERVE (BLOCK0): BLOCK3 partially served for ADC calibration data = True R/W (0b1)
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ADC_VREF (BLOCK0): Voltage reference calibration = 1114 R/W (0b00010)
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ADC1_TP_LOW (BLOCK3): ADC1 150mV reading = 346 R/W (0b0010001)
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ADC1_TP_HIGH (BLOCK3): ADC1 850mV reading = 3285 R/W (0b000000101)
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ADC2_TP_LOW (BLOCK3): ADC2 150mV reading = 449 R/W (0b0000111)
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ADC2_TP_HIGH (BLOCK3): ADC2 850mV reading = 3362 R/W (0b111110101)
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Config fuses:
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XPD_SDIO_FORCE (BLOCK0): Ignore MTDI pin (GPIO12) for VDD_SDIO on reset = False R/W (0b0)
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XPD_SDIO_REG (BLOCK0): If XPD_SDIO_FORCE, enable VDD_SDIO reg on reset = False R/W (0b0)
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XPD_SDIO_TIEH (BLOCK0): If XPD_SDIO_FORCE & XPD_SDIO_REG = 1.8V R/W (0b0)
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CLK8M_FREQ (BLOCK0): 8MHz clock freq override = 53 R/W (0x35)
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SPI_PAD_CONFIG_CLK (BLOCK0): Override SD_CLK pad (GPIO6/SPICLK) = 0 R/W (0b00000)
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SPI_PAD_CONFIG_Q (BLOCK0): Override SD_DATA_0 pad (GPIO7/SPIQ) = 0 R/W (0b00000)
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SPI_PAD_CONFIG_D (BLOCK0): Override SD_DATA_1 pad (GPIO8/SPID) = 0 R/W (0b00000)
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SPI_PAD_CONFIG_HD (BLOCK0): Override SD_DATA_2 pad (GPIO9/SPIHD) = 0 R/W (0b00000)
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SPI_PAD_CONFIG_CS0 (BLOCK0): Override SD_CMD pad (GPIO11/SPICS0) = 0 R/W (0b00000)
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DISABLE_SDIO_HOST (BLOCK0): Disable SDIO host = False R/W (0b0)
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Efuse fuses:
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WR_DIS (BLOCK0): Efuse write disable mask = 0 R/W (0x0000)
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RD_DIS (BLOCK0): Efuse read disable mask = 0 R/W (0x0)
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CODING_SCHEME (BLOCK0): Efuse variable block length scheme
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= 3/4 (BLK1-3 len=192 bits) R/W (0b01)
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KEY_STATUS (BLOCK0): Usage of efuse block 3 (reserved) = False R/W (0b0)
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Identity fuses:
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MAC (BLOCK0): Factory MAC Address
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= 84:0d:8e:18:8e:44 (CRC 0xad OK) R/W
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MAC_CRC (BLOCK0): CRC8 for factory MAC address = 173 R/W (0xad)
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CHIP_VER_REV1 (BLOCK0): Silicon Revision 1 = True R/W (0b1)
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CHIP_VER_REV2 (BLOCK0): Silicon Revision 2 = False R/W (0b0)
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CHIP_VERSION (BLOCK0): Reserved for future chip versions = 2 R/W (0b10)
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CHIP_PACKAGE (BLOCK0): Chip package identifier = 0 R/W (0b000)
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MAC_VERSION (BLOCK3): Version of the MAC field = 0 R/W (0x00)
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Security fuses:
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FLASH_CRYPT_CNT (BLOCK0): Flash encryption mode counter = 0 R/W (0b0000000)
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UART_DOWNLOAD_DIS (BLOCK0): Disable UART download mode (ESP32 rev3 only) = False R/W (0b0)
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FLASH_CRYPT_CONFIG (BLOCK0): Flash encryption config (key tweak bits) = 0 R/W (0x0)
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CONSOLE_DEBUG_DISABLE (BLOCK0): Disable ROM BASIC interpreter fallback = True R/W (0b1)
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ABS_DONE_0 (BLOCK0): Secure boot V1 is enabled for bootloader image = False R/W (0b0)
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ABS_DONE_1 (BLOCK0): Secure boot V2 is enabled for bootloader image = False R/W (0b0)
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JTAG_DISABLE (BLOCK0): Disable JTAG = False R/W (0b0)
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DISABLE_DL_ENCRYPT (BLOCK0): Disable flash encryption in UART bootloader = False R/W (0b0)
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DISABLE_DL_DECRYPT (BLOCK0): Disable flash decryption in UART bootloader = False R/W (0b0)
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DISABLE_DL_CACHE (BLOCK0): Disable flash cache in UART bootloader = False R/W (0b0)
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BLOCK1 (BLOCK1): Flash encryption key
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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 R/W
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BLOCK2 (BLOCK2): Secure boot key
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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 R/W
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BLOCK3 (BLOCK3): Variable Block 3
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= 00 00 00 00 00 00 00 00 00 00 00 00 91 02 87 fa 00 00 00 00 00 00 00 00 R/W
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Flash voltage (VDD_SDIO) determined by GPIO12 on reset (High for 1.8V, Low/NC for 3.3V).
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To get a dump for all eFuse registers.
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.. code-block:: none
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espefuse.py -p PORT dump
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Connecting........_
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Detecting chip type... ESP32
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BLOCK0 ( ) [0 ] read_regs: 00000000 8e188e44 00ad840d 0000e000 00000235 00000000 00000005
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BLOCK1 (flash_encryption) [1 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK2 (secure_boot_v1 s) [2 ] read_regs: 00000000 00000000 00000000 00000000 00000000 00000000
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BLOCK3 ( ) [3 ] read_regs: 00000000 00000000 00000000 fa870291 00000000 00000000
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espefuse.py v3.1-dev
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