From 440092741f6ef42f9a397e86e65bdc64ce771ab2 Mon Sep 17 00:00:00 2001
From: Ridgep <ridpet-5@student.ltu.se>
Date: Wed, 13 Mar 2019 15:31:09 +0100
Subject: [PATCH] bare10_1
---
examples/bare10.rs | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/examples/bare10.rs b/examples/bare10.rs
index 5d3882e..5629764 100644
--- a/examples/bare10.rs
+++ b/examples/bare10.rs
@@ -83,9 +83,9 @@ const APP: () = {
fn trace_data(byte: u8) {
let stim = &mut resources.ITM.stim[0];
iprintln!(stim, "data {}", byte);
- // for _ in 0..10000 {
- // asm::nop();
- // }
+ for _ in 0..10000 {
+ asm::nop();
+ }
}
#[task(priority = 1, resources = [ITM])]
@@ -145,15 +145,17 @@ const APP: () = {
//
// Did you loose any data (was the data correctly echoed)?
//
-// ** your answer here **
+// The data was all sent, and recieved.
//
// Was the data correctly traced over the ITM?
//
-// ** your answer here **
+// No, it got a RingBufferOverflow on the third and forth byte.
//
// Why did you loose trace information?
//
-// ** your asnwer here **
+// This is due to the loop that we have implemented in the trace function,
+// we are running the loop and it's building up our buffer memory to the point that it overflows
+// when we are trying to read the third and forth byte.
//
// Commit your answers (bare10_1)
//
--
GitLab