https://www.renesas.com/us/en/document/mah/rh850f1k-group-users-manual-hardware?r=1170166
https://www.renesas.com/us/en/products/microcontrollers-microprocessors/rh850-automotive-mcus
https://www.renesas.com/us/en/software-tool/c-compiler-package-rh850-family#downloads
