Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Renesas Electronics/R7FA6M3AH/PDC/PCCR1#0x0
PCE=0
PDC Control Register 1
PDC Operation Enable
0 (0): Operations for reception are disabled.
1 (1): Operations for reception are enabled.
https://github.com/cmsis-svd/cmsis-svd-data