pub struct R(_);
Register DATA_4 reader
DATA_4
Bits 0:7 - In reset mode, it is acceptance mask register 0 with R/W Permission. In operation mode, it stores the 4th byte information of the data to be transmitted under operating mode.
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