platformio.ini

添加

[env:esp32s3]

platform = espressif32

board = esp32-s3-devkitc-1

framework = arduino

monitor_speed = 115200

; 指定為16MB的FLASH分區(qū)表

board_build.arduino.partitions = default_16MB.csv

; 指定FLASH和PSRAM的運(yùn)行模式

board_build.arduino.memory_type = qio_opi

; 預(yù)定義宏，啟用PSRAM

build_flags = -DBOARD_HAS_PSRAM

; 指定FLASH容量為16MB

board_upload.flash_size = 16MB

VS Code+platformio配置ESP32-S3-N16R8（8MB PSRAM + 16MB FLASH）工程 - Macrored - 博客園 (cnblogs.com)

https://www.cnblogs.com/macrored/p/17357581.html