Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Renesas Electronics/R7FA4M1AB/PORT1/EOSR#0x0
EOSR=0
Event output reset register
Pmn Event Output Set
0 (0): No affect to output
1 (1): High output.
https://github.com/cmsis-svd/cmsis-svd-data