Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Infineon/XMC4300/USB0_EP1/DOEPTSIZ_CONTROL#0x0
Device Endpoint Transfer Size Register [CONT]
Transfer Size
Packet Count
SETUP Packet Count: 0b00=1 packet, 0b00=2 packets, 0b00=3 packets,
https://github.com/cmsis-svd/cmsis-svd-data