pub struct R(_);
Register FSM reader
FSM
Bits 0:2 - The status of SPI1 state machine. 0: idle state(IDLE), 1: preparation state(PREP), 2: send command state(CMD), 3: send address state(ADDR), 4: red data state(DIN), 5:write data state(DOUT), 6: wait state(DUMMY), 7: done state(DONE).
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