aboutsummaryrefslogtreecommitdiff
path: root/examples/nrf54l15/src
diff options
context:
space:
mode:
authorElias Hanelt <[email protected]>2025-11-28 12:05:22 -0800
committerElias Hanelt <[email protected]>2025-11-28 12:05:22 -0800
commitd6bf4a2647e425ed045b4972a332bec397564b5d (patch)
treefb054bf47c3d4582d5606ad688db219b80d925a0 /examples/nrf54l15/src
parent006a0873d8efb9620841759f2c15450dc9ae044e (diff)
parent217b683427687e8f3a27f02852e6f5bd2405ace3 (diff)
Merge remote-tracking branch 'origin/main' into i2c-slave/fix-early-term
Diffstat (limited to 'examples/nrf54l15/src')
-rw-r--r--examples/nrf54l15/src/bin/rtc.rs56
-rw-r--r--examples/nrf54l15/src/bin/timer.rs30
2 files changed, 30 insertions, 56 deletions
diff --git a/examples/nrf54l15/src/bin/rtc.rs b/examples/nrf54l15/src/bin/rtc.rs
deleted file mode 100644
index a45aaca52..000000000
--- a/examples/nrf54l15/src/bin/rtc.rs
+++ /dev/null
@@ -1,56 +0,0 @@
1#![no_std]
2#![no_main]
3
4use core::cell::RefCell;
5
6use embassy_executor::Spawner;
7use embassy_nrf::gpio::{Level, Output, OutputDrive};
8use embassy_nrf::interrupt;
9use embassy_nrf::rtc::Rtc;
10use embassy_sync::blocking_mutex::Mutex;
11use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
12use portable_atomic::AtomicU64;
13use {defmt_rtt as _, panic_probe as _};
14
15// 64 bit counter which will never overflow.
16static TICK_COUNTER: AtomicU64 = AtomicU64::new(0);
17static RTC: Mutex<CriticalSectionRawMutex, RefCell<Option<Rtc<'static>>>> = Mutex::new(RefCell::new(None));
18
19#[embassy_executor::main]
20async fn main(_spawner: Spawner) {
21 defmt::println!("nRF54L15 RTC example");
22 let p = embassy_nrf::init(Default::default());
23 let mut led = Output::new(p.P2_09, Level::High, OutputDrive::Standard);
24 // Counter resolution is 125 ms.
25 let mut rtc = Rtc::new(p.RTC10, (1 << 12) - 1).unwrap();
26 rtc.enable_interrupt(embassy_nrf::rtc::Interrupt::Tick, true);
27 rtc.enable_event(embassy_nrf::rtc::Interrupt::Tick);
28 rtc.enable();
29 RTC.lock(|r| {
30 let mut rtc_borrow = r.borrow_mut();
31 *rtc_borrow = Some(rtc);
32 });
33
34 let mut last_counter_val = 0;
35 loop {
36 let current = TICK_COUNTER.load(core::sync::atomic::Ordering::Relaxed);
37 if current != last_counter_val {
38 led.toggle();
39 last_counter_val = current;
40 }
41 }
42}
43
44#[interrupt]
45fn RTC10() {
46 // For 64-bit, we do not need to worry about overflowing, at least not for realistic program
47 // lifetimes.
48 TICK_COUNTER.fetch_add(1, core::sync::atomic::Ordering::Relaxed);
49 RTC.lock(|r| {
50 let mut rtc_borrow = r.borrow_mut();
51 rtc_borrow
52 .as_mut()
53 .unwrap()
54 .reset_event(embassy_nrf::rtc::Interrupt::Tick);
55 });
56}
diff --git a/examples/nrf54l15/src/bin/timer.rs b/examples/nrf54l15/src/bin/timer.rs
new file mode 100644
index 000000000..68acc91c1
--- /dev/null
+++ b/examples/nrf54l15/src/bin/timer.rs
@@ -0,0 +1,30 @@
1#![no_std]
2#![no_main]
3
4use defmt::{info, unwrap};
5use embassy_executor::Spawner;
6use embassy_time::Timer;
7use {defmt_rtt as _, panic_probe as _};
8
9#[embassy_executor::task]
10async fn run1() {
11 loop {
12 info!("BIG INFREQUENT TICK");
13 Timer::after_secs(10).await;
14 }
15}
16
17#[embassy_executor::task]
18async fn run2() {
19 loop {
20 info!("tick");
21 Timer::after_secs(1).await;
22 }
23}
24
25#[embassy_executor::main]
26async fn main(spawner: Spawner) {
27 let _p = embassy_nrf::init(Default::default());
28 spawner.spawn(unwrap!(run1()));
29 spawner.spawn(unwrap!(run2()));
30}