Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Renesas Electronics/R7FA6T1AD/BUS/BUSMCNTM4D#0x0
IERES=0
Master Bus Control Register M4D
These bits are read as 000000000000000. The write value should be 000000000000000.
Ignore Error Responses
0 (0): Bus error will be reported.
1 (1): Bus error will not be reported.
https://github.com/cmsis-svd/cmsis-svd-data