esptool.exe  --chip esp32 --port COM9 --baud 921600 --before default_reset --after hard_reset write_flash -z --flash_mode dio --flash_freq 80m --flash_size detect 0x1000 Flex_bins/bootloader.bin 0x030000 Flex_bins/FLEX.bin 0x8000 Flex_bins/partition_table_flex.bin