1 files changed, 4 insertions, 1 deletions
diff --git a/examples/schedule.rs b/examples/schedule.rs
index 44a56939..70a7a5e3 100644
--- a/examples/schedule.rs
+++ b/examples/schedule.rs
@@ -44,7 +44,10 @@ const APP: () = {
         hprintln!("bar  @ {:?}", Instant::now()).unwrap();
     }
 
+    // RTIC requires that unused interrupts are declared in an extern block when
+    // using software tasks; these free interrupts will be used to dispatch the
+    // software tasks.
     extern "C" {
-        fn UART0();
+        fn SSI0();
     }
 };