NAKSTS=B_0x0, MPSIZ=B_0x0
OTG device control OUT endpoint 0 control register
| MPSIZ | Maximum packet size 0 (B_0x0): 64 bytes 1 (B_0x1): 32 bytes 2 (B_0x2): 16 bytes 3 (B_0x3): 8 bytes  |  
| USBAEP | USB active endpoint  |  
| NAKSTS | NAK status 0 (B_0x0): The core is transmitting non-NAK handshakes based on the FIFO status. 1 (B_0x1): The core is transmitting NAK handshakes on this endpoint.  |  
| EPTYP | Endpoint type  |  
| SNPM | Snoop mode  |  
| STALL | STALL handshake  |  
| CNAK | Clear NAK  |  
| SNAK | Set NAK  |  
| EPDIS | Endpoint disable  |  
| EPENA | Endpoint enable  |