Wrong boot mode detected (0x13)! The chip needs to be in download mode.
需要进入下载模式,需要把IO0引脚拉低
Failed to connect to ESP32: No serial data received.
有可能是线路问题,如果不是自动下载电路需要把EN拉低以后再拉高
运行时候
rst:0x1 (POWERON_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)
启动的时候需要把EN引脚拉高