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cs setup time is recomemded to be 1.5T, and cs hold time is recommended to be 2.5T. (cs_setup = 1, cs_setup_time = 0; cs_hold = 1, cs_hold_time = 1)
Bootloader Support Component ============================ Overview -------- "Bootloader support" contains APIs which are used by the bootloader but are also needed for the main app. Code in this component needs to be aware of being executed in a bootloader environment (no RTOS available, BOOTLOADER_BUILD macro set) or in an esp-idf app environment (RTOS running, need locking support.)