bare3 complete

examples/rtic_bare3.rs

@@ -10,8 +10,6 @@
 #![no_main]
 #![no_std]
 
-use core::time::Duration;
-
 use cortex_m_semihosting::hprintln;
 use panic_semihosting as _;
 use rtic::cyccnt::Instant;
@@ -27,10 +25,12 @@ const APP: () = {
         wait(1_000_000);
         let end = Instant::now();
 
+        let diff = Instant::elapsed(&start);
+
         // notice all printing outside of the section to measure!
         hprintln!("Start {:?}", start).ok();
         hprintln!("End {:?}", end).ok();
-        let diff = Instant::duration_since(&end,start);
+        //let diff = Instant::duration_since(&end,start);
         hprintln!("Diff {:?}", diff.as_cycles()).ok();
     }
 };
@@ -65,7 +65,8 @@ fn wait(i: u32) {
 //
 //    What is the output in the Adapter Output console?
 //
-//    ** your answer here **
+//    Start Instant(2694714472)
+//    End Instant(2698714489)
 //
 //    As you see line 31 is commented out (we never print the difference).
 //
@@ -79,8 +80,9 @@ fn wait(i: u32) {
 //
 //    What is now the output in the Adapter Output console?
 //
-//    Start Instant(2694714472)
-//    End Instant(2698714489)
+//    Start Instant(2100880231)
+//    End Instant(2104880247)
+//    Diff 4000016
 //
 //    Commit your answers (bare3_1)
 //
@@ -101,7 +103,10 @@ fn wait(i: u32) {
 //
 //    What is now the output in the Adapter Output console?
 //
-//    ** your answer here **
+//    Start Instant(2395620599)
+//    End Instant(2399620615)
+//    Diff 4000020
+
 //
 //    Commit your answers (bare3_3)
 //