62 lines
1.3 KiB
Rust
62 lines
1.3 KiB
Rust
|
pub use embedded_hal::spi::{Mode, Phase, Polarity, MODE_0, MODE_1, MODE_2, MODE_3};
|
||
|
|
use core::marker::PhantomData;
|
||
|
|
use embassy::interrupt::Interrupt;
|
||
|
|
use embedded_hal::blocking::spi::Write;
|
||
|
|
use crate::pac::spi
|
||
|
|
|
||
|
|
pub struct Spi<'d, T: Instance> {
|
||
|
|
peri: T,
|
||
|
|
irq: T::Interrupt,
|
||
|
|
phantom: PhantomData<&'d mut T>,
|
||
|
|
}
|
||
|
|
|
||
|
|
pub enum Error {
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
impl<'d, T: Instance> embedded_hal::blocking::spi::Write<u8> for Spim<'d, T> {
|
||
|
|
type Error = Error;
|
||
|
|
|
||
|
|
fn write(&mut self, words: &[u8]) -> Result<(), Self::Error> {
|
||
|
|
let mut recv: &mut [u8] = &mut [];
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
mod sealed {
|
||
|
|
use super::*;
|
||
|
|
use embassy::util::AtomicWaker;
|
||
|
|
|
||
|
|
pub struct State {
|
||
|
|
pub end_waker: AtomicWaker,
|
||
|
|
}
|
||
|
|
|
||
|
|
impl State {
|
||
|
|
pub const fn new() -> Self {
|
||
|
|
Self {
|
||
|
|
end_waker: AtomicWaker::new(),
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
pub trait Instance {
|
||
|
|
fn regs() -> &'static crate::pac::spi::Spi;
|
||
|
|
fn state() -> &'static State;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
pub trait Instance: sealed::Instance + 'static {
|
||
|
|
type Interrupt: Interrupt;
|
||
|
|
}
|
||
|
|
|
||
|
|
macro_rules! impl_spi {
|
||
|
|
($inst:ident) => {
|
||
|
|
impl crate::spi::sealed::Instance for peripherals::$inst {
|
||
|
|
fn regs() -> crate::pac::spi::Spi {
|
||
|
|
crate::pac::$inst
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
impl crate::spi::Instance for peripherals::$inst {}
|
||
|
|
};
|
||
|
|
}
|