Trait Pins
stm32f103xx_hal::qei
pub trait Pins<TIM> { const REMAP: u8; }
const REMAP: u8
impl Pins<TIM2> for (PA0<Input<Floating>>, PA1<Input<Floating>>)
impl Pins<TIM3> for (PA6<Input<Floating>>, PA7<Input<Floating>>)
impl Pins<TIM4> for (PB6<Input<Floating>>, PB7<Input<Floating>>)