Native delay API does not need self

examples/ledc-simple.rs

@@ -25,10 +25,10 @@ fn main() -> anyhow::Result<()> {
     for numerator in [0, 1, 2, 3, 4, 5].iter().cycle() {
         println!("Duty {}/5", numerator);
         channel.set_duty(max_duty * numerator / 5)?;
-        FreeRtos::delay_ms(2000)?;
+        FreeRtos::delay_ms(2000);
     }
 
     loop {
-        FreeRtos::delay_ms(1000)?;
+        FreeRtos::delay_ms(1000);
     }
 }

examples/rmt_morse_code.rs

@@ -47,7 +47,7 @@ fn main() -> anyhow::Result<()> {
     println!("Keep sending until pin {} is set low.", stop.pin());
 
     while stop.is_high() {
-        Ets::delay_ms(100)?;
+        Ets::delay_ms(100);
     }
 
     println!("Pin {} set to low. Stopped.", stop.pin());
@@ -56,7 +56,7 @@ fn main() -> anyhow::Result<()> {
     drop(tx);
 
     // Wait so the messages don't get garbled.
-    Ets::delay_ms(3000)?;
+    Ets::delay_ms(3000);
 
     // Now send a single message and stop.
     println!("Saying GOODBYE!");

examples/rmt_musical_buzzer.rs

@@ -26,7 +26,7 @@ fn main() -> anyhow::Result<()> {
 
     loop {
         play_song(&mut tx, ODE_TO_JOY)?;
-        Ets::delay_ms(3000)?;
+        Ets::delay_ms(3000);
     }
 }
 
@@ -58,11 +58,11 @@ pub fn play_note(
 
     // Play the note for the 80% of the duration.
     tx.start(signal)?;
-    Ets::delay_ms((80 * duration.as_millis() / 100) as u32)?;
+    Ets::delay_ms((80 * duration.as_millis() / 100) as u32);
 
     // Small pause between notes, 20% of the specified duration.
     tx.stop()?;
-    Ets::delay_ms((20 * duration.as_millis() / 100) as u32)?;
+    Ets::delay_ms((20 * duration.as_millis() / 100) as u32);
 
     Ok(())
 }

examples/rmt_neopixel.rs

@@ -45,7 +45,7 @@ fn main() -> anyhow::Result<()> {
                 signal.set(i as usize, &(high_pulse, low_pulse))?;
             }
             tx.start_blocking(&signal)?;
-            Ets::delay_ms(1000)?;
+            Ets::delay_ms(1000);
         }
     }
 }