case $1 in
	"rx")
		IC="esp32c3"
		opts="-D IC=$IC -D target=rx"
		;;
	"tx")
		IC="esp32c6"
		opts="-D IC=$IC -D target=tx"
		;;
	*)
      echo "Use 'rx' or 'tx'."
		return
		;;
esac

if [ -f sdkconfig.$IC ]
then
	rm sdkconfig dependencies.lock

	idf.py fullclean

	cp sdkconfig.$IC sdkconfig
	jinja2 $opts dependencies.lock.j2 >dependencies.lock
	jinja2 $opts src/config.h.j2 >src/config.h

	idf.py --version &>/dev/null || {
		. $IDF_TOOLS_PATH/esp-idf/export.sh
	}

	idf.py set-target $IC
	# idf.py build $2
else
   echo "SDK config file for $IC not found."
fi