esptool --baud 921600 erase_flash
esptool --baud 921600 write_flash 0x00 meshtastic-diy-e22-txrx-2.7.0.195b7cc.factory.bin
rem esptool --baud 921600 write_flash 0x260000 bleota.bin
esptool --baud 921600 write_flash 0x300000 littlefs-2.7.0.195b7cc.bin
