RIOT/boards/common/samd21-arduino-bootloader/Makefile.dep

# Provide stdio over USB by default
# This is a temporary solution until management of stdio is correctly
# handled by the build system
DEFAULT_MODULE += stdio_cdc_acm

# This boards requires support for Arduino bootloader.
USEMODULE += usb_board_reset
USEMODULE += boards_common_samd21-arduino-bootloader

FEATURES_REQUIRED += bootloader_arduino
boards/samd21-arduino-bootloader: add common board module This module implements the 2 functions called when requesting a board 'reset in application' and 'board reset in bootloader' actions. This module will also configure the behaviour of bossa flasher and has a dependency on USBUS CDC ACM module for providing STDIO over USB 2019-09-30 17:16:00 +02:00			`# Provide stdio over USB by default`
			`# This is a temporary solution until management of stdio is correctly`
			`# handled by the build system`
			`DEFAULT_MODULE += stdio_cdc_acm`

			`# This boards requires support for Arduino bootloader.`
			`USEMODULE += usb_board_reset`
			`USEMODULE += boards_common_samd21-arduino-bootloader`

			`FEATURES_REQUIRED += bootloader_arduino`