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Espressif Systems /ESP32-C3 /EFUSE /RD_REPEAT_DATA3

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Interpret as RD_REPEAT_DATA3

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31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (DIS_DOWNLOAD_MODE)DIS_DOWNLOAD_MODE 0 (DIS_LEGACY_SPI_BOOT)DIS_LEGACY_SPI_BOOT 0 (UART_PRINT_CHANNEL)UART_PRINT_CHANNEL 0 (FLASH_ECC_MODE)FLASH_ECC_MODE 0 (DIS_USB_DOWNLOAD_MODE)DIS_USB_DOWNLOAD_MODE 0 (ENABLE_SECURITY_DOWNLOAD)ENABLE_SECURITY_DOWNLOAD 0UART_PRINT_CONTROL 0 (PIN_POWER_SELECTION)PIN_POWER_SELECTION 0 (FLASH_TYPE)FLASH_TYPE 0FLASH_PAGE_SIZE 0 (FLASH_ECC_EN)FLASH_ECC_EN 0 (FORCE_SEND_RESUME)FORCE_SEND_RESUME 0SECURE_VERSION0RPT4_RESERVED1

Description

BLOCK0 data register 4.

Fields

DIS_DOWNLOAD_MODE

Set this bit to disable download mode (boot_mode[3:0] = 0, 1, 2, 3, 6, 7).
DIS_LEGACY_SPI_BOOT

Set this bit to disable Legacy SPI boot mode (boot_mode[3:0] = 4).
UART_PRINT_CHANNEL

Selectes the default UART print channel. 0: UART0. 1: UART1.
FLASH_ECC_MODE

Set ECC mode in ROM, 0: ROM would Enable Flash ECC 16to18 byte mode. 1:ROM would use 16to17 byte mode.
DIS_USB_DOWNLOAD_MODE

Set this bit to disable UART download mode through USB.
ENABLE_SECURITY_DOWNLOAD

Set this bit to enable secure UART download mode.
UART_PRINT_CONTROL

Set the default UARTboot message output mode. 00: Enabled. 01: Enabled when GPIO8 is low at reset. 10: Enabled when GPIO8 is high at reset. 11:disabled.
PIN_POWER_SELECTION

GPIO33-GPIO37 power supply selection in ROM code. 0: VDD3P3_CPU. 1: VDD_SPI.
FLASH_TYPE

Set the maximum lines of SPI flash. 0: four lines. 1: eight lines.
FLASH_PAGE_SIZE

Set Flash page size.
FLASH_ECC_EN

Set 1 to enable ECC for flash boot.
FORCE_SEND_RESUME

Set this bit to force ROM code to send a resume command during SPI boot.
SECURE_VERSION

Secure version (used by ESP-IDF anti-rollback feature).
RPT4_RESERVED1

Reserved (used for four backups method).

Links

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Register License

Copyright 2024 Espressif Systems (Shanghai) PTE LTD

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

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Register Reference

https://github.com/cmsis-svd/cmsis-svd-data