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1d638bf017
The USB bootloader can take a while to be ready / Linux takes a while to set up the interface. 1s is right at the edge, leading to races and often failed flashing. Bump the delay to 2s for a wider safety margin, with this flashing is a lot more reliable.
17 lines
426 B
Makefile
17 lines
426 B
Makefile
# setup the flash tool used
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# Bossa is the default programmer
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PROGRAMMER ?= bossa
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ifeq ($(PROGRAMMER),bossa)
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# by default, we use BOSSA to flash this board and take into account the
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# preinstalled Arduino bootloader. ROM_OFFSET skips the space taken by
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# such bootloader.
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ifeq ($(CPU),samd5x)
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ROM_OFFSET ?= 0x4000
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else
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ROM_OFFSET ?= 0x2000
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endif
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BOSSA_ARDUINO_PREFLASH = yes
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PREFLASH_DELAY ?= 2
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endif
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