String | Multiple:
Extra flags for uploader. Will be added to the end of uploader command. If you need to override uploader command or base flags please use extra_scripts.
This option can also be set by global environment variable
Please specify each flag/option in a new line starting with minimum 2 spaces.
[env:atmega328pb] platform = atmelavr board = atmega328pb framework = arduino upload_flags = -P$UPLOAD_PORT -b$UPLOAD_SPEED -u -Ulock:w:0xCF:m -Uhfuse:w:0xD7:m -Uefuse:w:0xF6:m -Ulfuse:w:0xE2:m