Make FabKit

boards.txt of Fabduino

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fabduino.name=Fabkit/Fabduino w/ ATmega328 (internal clock)

fabduino.upload.protocol=arduino
fabduino.upload.maximum_size=30720
fabduino.upload..maximum_data_size=2048
fabduino.upload.speed=57600

fabduino.bootloader.low_fuses=0xFF
fabduino.bootloader.high_fuses=0xDA
fabduino.bootloader.extended_fuses=0x05
fabduino.bootloader.file=atmega/ATmegaBOOT_168_atmega328_pro_8MHz.hex
fabduino.bootloader.unlock_bits=0x3F
fabduino.bootloader.lock_bits=0x0F

fabduino.build.board=AVR_FABDUINO
fabduino.build.mcu=atmega328p
fabduino.build.f_cpu=8000000L

fabduino.build.core=arduino:arduino
fabduino.build.variant=arduino:standard

fabduino.upload.tool=arduino:avrdude
fabduino.bootloader.tool=arduino:avrdude

I use this page as a reference to make a FabKit. Actually I coundn't send FabKit Arduino program at only once when I burned bootloader with this text file. So I tried to burn bootloader with Arduino Pro or Pro Mini because Fabduino was used that way. As a result, I could send Fabkit Arduino code.

Make expand board