Trait IfReadable 

pub trait IfReadable<const READABLE: bool> { }

IfReadable trait is a simple const bound trait

Note:

If your SendCommand implementation has same code on both Read-Write and Write-Only mode, you can replace trait bound Output + Input with Output + IfReadable<READABLE>.

Implementors

impl<T> IfReadable<false> for T

where T: OutputPin,

impl<T> IfReadable<true> for T

where T: OutputPin + InputPin,