cd micropython/ports/stm32
make BOARD=VCC_GND_F407-1.0.1
CC build-VCC_GND_F407-1.0.1/pins_VCC_GND_F407-1.0.1.c
LINK build-VCC_GND_F407-1.0.1/firmware.elf
text data bss dec hex filename
323384 36 28312 351732 55df4 build-VCC_GND_F407-1.0.1/firmware.elf
Create build-VCC_GND_F407-1.0.1/firmware.dfu
Create build-VCC_GND_F407-1.0.1/firmware.hex
BIN DFU IN
/micropython-1.9.3/ports/stm32/build-VCC_GND_F407-1.0.1/
cd build-VCC_GND_F407-1.0.1/
ls