CoreIF for F2/F4 is not different, use CPUID to distinguish. F4 errata seems to give...
[fw/stlink] / example /
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drwxr-xr-x - 32l_dac
drwxr-xr-x - 32l_lcd
drwxr-xr-x - 32vl_factory_demo
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drwxr-xr-x - blink
drwxr-xr-x - blink_flash
drwxr-xr-x - libs_stm
drwxr-xr-x - stm32f4