Expand description
BLOCK0 data register 4.
Structs§
- RD_
REPEAT_ DATA3_ SPEC - BLOCK0 data register 4.
Type Aliases§
- DIS_
DOWNLOAD_ MODE_ R - Field
DIS_DOWNLOAD_MODE
reader - Set this bit to disable download mode (boot_mode[3:0] = 0, 1, 2, 3, 6, 7). - DIS_
LEGACY_ SPI_ BOOT_ R - Field
DIS_LEGACY_SPI_BOOT
reader - Set this bit to disable Legacy SPI boot mode (boot_mode[3:0] = 4). - DIS_
USB_ DOWNLOAD_ MODE_ R - Field
DIS_USB_DOWNLOAD_MODE
reader - Set this bit to disable UART download mode through USB. - ENABLE_
SECURITY_ DOWNLOAD_ R - Field
ENABLE_SECURITY_DOWNLOAD
reader - Set this bit to enable secure UART download mode. - FLASH_
ECC_ EN_ R - Field
FLASH_ECC_EN
reader - Set 1 to enable ECC for flash boot. - FLASH_
ECC_ MODE_ R - Field
FLASH_ECC_MODE
reader - Set ECC mode in ROM, 0: ROM would Enable Flash ECC 16to18 byte mode. 1:ROM would use 16to17 byte mode. - FLASH_
PAGE_ SIZE_ R - Field
FLASH_PAGE_SIZE
reader - Set Flash page size. - FLASH_
TYPE_ R - Field
FLASH_TYPE
reader - Set the maximum lines of SPI flash. 0: four lines. 1: eight lines. - FORCE_
SEND_ RESUME_ R - Field
FORCE_SEND_RESUME
reader - Set this bit to force ROM code to send a resume command during SPI boot. - PIN_
POWER_ SELECTION_ R - Field
PIN_POWER_SELECTION
reader - GPIO33-GPIO37 power supply selection in ROM code. 0: VDD3P3_CPU. 1: VDD_SPI. - R
- Register
RD_REPEAT_DATA3
reader - RPT4_
RESERVE D1_ R - Field
RPT4_RESERVED1
reader - Reserved (used for four backups method). - SECURE_
VERSION_ R - Field
SECURE_VERSION
reader - Secure version (used by ESP-IDF anti-rollback feature). - UART_
PRINT_ CHANNEL_ R - Field
UART_PRINT_CHANNEL
reader - Selectes the default UART print channel. 0: UART0. 1: UART1. - UART_
PRINT_ CONTROL_ R - Field
UART_PRINT_CONTROL
reader - 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.