Use wfi in loop{}

See #408 for reasoning why this is sensible.
rp-rs · Aug 3, 2022 · 962742c · 962742c
1 parent 42d8b8e
commit 962742c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/boards/rp-pico/examples/pico_display_pack_2.rs b/boards/rp-pico/examples/pico_display_pack_2.rs
@@ -164,5 +164,7 @@ fn main() -> ! {
     display.clear(Rgb565::BLACK).unwrap();
     circle.draw(&mut display).unwrap();
 
-    loop {}
+    loop {
+        cortex_m::asm::wfi();
+    }
 }