pub type R = R<Ep4csrSpec>;
Register EP4CSR reader
EP4CSR
struct R { /* private fields */ }
Bit 0 - DTGTX
Bit 1 - NAKTX
Bit 2 - STLTX
Bit 3 - DTGRX
Bit 4 - NAKRX
Bit 5 - STLRX
Bit 6 - MDBTG
Bit 7 - UDBTG