Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Fujitsu/MB9AF42xL/GPIO/PFR4#0x0
Port function setting register 4
Bit6 of PFR4
Bit7 of PFR4
Bit9 of PFR4
Bit10 of PFR4
Bit11 of PFR4
Bit12 of PFR4
Bit13 of PFR4
Bit14 of PFR4
https://github.com/cmsis-svd/cmsis-svd-data