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added typestate to nrf-Timer

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useful for hooking up the PPI to an Event without needing interrupt
tested with buffered_uart example on nRF52840-DK
This commit is contained in:
f_punk
2021-09-01 16:16:56 +02:00
parent ea688afe9b
commit a0c40562ea
3 changed files with 41 additions and 15 deletions
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7
embassy-nrf/src/buffered_uarte.rs
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@ -15,9 +15,8 @@ use crate::gpio::sealed::Pin as _;
use crate::gpio::{OptionalPin as GpioOptionalPin, Pin as GpioPin};
use crate::pac;
use crate::ppi::{AnyConfigurableChannel, ConfigurableChannel, Event, Ppi, Task};
use crate::timer::Frequency;
use crate::timer::Instance as TimerInstance;
use crate::timer::Timer;
use crate::timer::{Frequency, NotAwaitableTimer};
use crate::uarte::{Config, Instance as UarteInstance};
// Re-export SVD variants to allow user to directly set values
@ -44,7 +43,7 @@ impl<'d, U: UarteInstance, T: TimerInstance> State<'d, U, T> {
struct StateInner<'d, U: UarteInstance, T: TimerInstance> {
phantom: PhantomData<&'d mut U>,
timer: Timer<'d, T>,
timer: NotAwaitableTimer<'d, T>,
_ppi_ch1: Ppi<'d, AnyConfigurableChannel>,
_ppi_ch2: Ppi<'d, AnyConfigurableChannel>,
@ -85,7 +84,7 @@ impl<'d, U: UarteInstance, T: TimerInstance> BufferedUarte<'d, U, T> {
let r = U::regs();
let mut timer = Timer::new_irqless(timer);
let mut timer = NotAwaitableTimer::new(timer);
rxd.conf().write(|w| w.input().connect().drive().h0h1());
r.psel.rxd.write(|w| unsafe { w.bits(rxd.psel_bits()) });