61 lines
1.2 KiB
Rust
61 lines
1.2 KiB
Rust
use atmega_hal::{
|
|
Adc, Atmega,
|
|
adc::{AdcChannel, AdcOps},
|
|
pac::ADC,
|
|
port::{
|
|
Pin, PinOps,
|
|
mode::{self, PullUp},
|
|
},
|
|
};
|
|
|
|
use crate::CoreClock;
|
|
|
|
pub struct Button<T: PinOps> {
|
|
pin: Pin<mode::Input<PullUp>, T>,
|
|
was_pressed: bool,
|
|
pub is_pressed: bool,
|
|
}
|
|
|
|
impl<T: PinOps> Button<T> {
|
|
pub fn from(pin: Pin<mode::Input<PullUp>, T>) -> Button<T> {
|
|
Button {
|
|
pin,
|
|
is_pressed: false,
|
|
was_pressed: false,
|
|
}
|
|
}
|
|
|
|
pub fn poll(&mut self) -> bool {
|
|
self.is_pressed = self.pin.is_low();
|
|
if self.is_pressed {
|
|
if !self.was_pressed {
|
|
self.was_pressed = true;
|
|
true
|
|
} else {
|
|
false
|
|
}
|
|
} else {
|
|
self.was_pressed = false;
|
|
false
|
|
}
|
|
}
|
|
}
|
|
|
|
pub struct Knob<T: PinOps> {
|
|
pub pin: Pin<mode::Analog, T>,
|
|
pub adc: Adc<CoreClock>,
|
|
}
|
|
|
|
impl<T: PinOps> Knob<T>
|
|
where
|
|
Pin<mode::Analog, T>: AdcChannel<Atmega, ADC>,
|
|
{
|
|
pub fn poll(&mut self) -> f32 {
|
|
self.raw() as f32 / 1024f32
|
|
}
|
|
|
|
pub fn raw(&mut self) -> u16 {
|
|
self.pin.analog_read(&mut self.adc)
|
|
}
|
|
}
|