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Espressif Systems /ESP32-S2 /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 (RPT4_RESERVED3)RPT4_RESERVED3 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 0 (FORCE_SEND_RESUME)FORCE_SEND_RESUME 0SECURE_VERSION0RPT4_RESERVED2

Description

Register 4 of BLOCK0.

Fields

DIS_DOWNLOAD_MODE

Set this bit to disable all download boot modes.
DIS_LEGACY_SPI_BOOT

Set this bit to disable Legacy SPI boot mode.
UART_PRINT_CHANNEL

Selects the default UART for printing boot messages. 0: UART0. 1: UART1.
RPT4_RESERVED3

Reserved (used for four backups method).
DIS_USB_DOWNLOAD_MODE

Set this bit to disable use of USB OTG in UART download boot mode.
ENABLE_SECURITY_DOWNLOAD

Set this bit to enable secure UART download mode (read/write flash only).
UART_PRINT_CONTROL

Set the default UART boot message output mode. 00: Enabled. 01: Enable when GPIO46 is low at reset. 10: Enable when GPIO46 is high at reset. 11: Disabled.
PIN_POWER_SELECTION

Set default power supply for GPIO33-GPIO37, set when SPI flash is initialized. 0: VDD3P3_CPU. 1: VDD_SPI.
FLASH_TYPE

SPI flash type. 0: maximum four data lines, 1: eight data lines.
FORCE_SEND_RESUME

If set, forces ROM code to send an SPI flash resume command during SPI boot.
SECURE_VERSION

Secure version (used by ESP-IDF anti-rollback feature).
RPT4_RESERVED2

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