Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Renesas Electronics/R7FA4W1AD/RTC/RSECCP1#0x0
Second Capture Register 1
1-Second Capture Capture value for the ones place of seconds
10-Second Capture Capture value for the tens place of seconds
This bit is read as 0.
https://github.com/cmsis-svd/cmsis-svd-data