pub struct R(_);
Register ISTR reader
ISTR
Bits 0:3 - Endpoint Identifier
Bit 4 - Direction of transaction
Bit 8 - Expected start frame
Bit 9 - start of frame
Bit 10 - reset request
Bit 11 - Suspend mode request
Bit 12 - Wakeup
Bit 13 - Error
Bit 14 - Packet memory area over / underrun
Bit 15 - Correct transfer
Reads raw bits from register.
TypeId
self
Returns the argument unchanged.
Calls U::from(self).
U::from(self)
That is, this conversion is whatever the implementation of From<T> for U chooses to do.
From<T> for U