add get_input_interrupt

1 files changed, 23 insertions, 16 deletions

diff --git a/examples/stm32f4/src/bin/input_capture.rs b/examples/stm32f4/src/bin/input_capture.rs
index 714f043b6..17f65c6b9 100644
--- a/examples/stm32f4/src/bin/input_capture.rs
+++ b/examples/stm32f4/src/bin/input_capture.rs
@@ -4,6 +4,7 @@
 use defmt::*;
 use embassy_executor::Spawner;
 use embassy_stm32::gpio::{Level, Output, Pull, Speed};
+use embassy_stm32::peripherals::PB2;
 use embassy_stm32::time::khz;
 use embassy_stm32::timer::input_capture::{CapturePin, InputCapture};
 use embassy_stm32::timer::Channel;
@@ -12,18 +13,9 @@ use {defmt_rtt as _, panic_probe as _};
 
 /// Connect PB2 and PB10 with a 1k Ohm resistor
 
-#[embassy_executor::main]
-async fn main(_spawner: Spawner) {
-    let p = embassy_stm32::init(Default::default());
-    info!("Hello World!");
-
-    let mut led = Output::new(p.PB2, Level::High, Speed::Low);
-
-    let ch3 = CapturePin::new_ch3(p.PB10, Pull::None);
-    let mut ic = InputCapture::new(p.TIM2, None, None, Some(ch3), None, khz(1000), Default::default());
-    ic.enable(Channel::Ch3);
-
-    let mut last = 0;
+#[embassy_executor::task]
+async fn blinky(led: PB2) {
+    let mut led = Output::new(led, Level::High, Speed::Low);
 
     loop {
         info!("high");
@@ -33,12 +25,27 @@ async fn main(_spawner: Spawner) {
         info!("low");
         led.set_low();
         Timer::after_millis(300).await;
+    }
+}
 
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
+    info!("Hello World!");
+
+    unwrap!(spawner.spawn(blinky(p.PB2)));
+
+    let ch3 = CapturePin::new_ch3(p.PB10, Pull::None);
+    let mut ic = InputCapture::new(p.TIM2, None, None, Some(ch3), None, khz(1000), Default::default());
+    ic.enable(Channel::Ch3);
+
+    loop {
         // Check for input capture
-        let cap = ic.get_capture_value(Channel::Ch3);
-        if cap != last {
-            info!("New capture!");
-            last = cap;
+        if ic.get_input_interrupt(Channel::Ch3) {
+            let capture_value = ic.get_capture_value(Channel::Ch3);
+            info!("New capture! {}", capture_value);
         }
+        // Wait a little bit
+        Timer::after_millis(1).await;
     }
 }