From fc74d91557cc32a0f8ef0fb35e5275f11e792967 Mon Sep 17 00:00:00 2001
From: David Lenfesty <lenfesty@ualberta.ca>
Date: Tue, 22 Oct 2019 10:43:08 -0600
Subject: [PATCH] Fixed an oopsie, removed a vestigial flag, and added some
 comments.

---
 lab_2/main.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/lab_2/main.c b/lab_2/main.c
index 5c233d6..a6b09d4 100644
--- a/lab_2/main.c
+++ b/lab_2/main.c
@@ -7,8 +7,6 @@
 
 #include "main.h"
 
-bool play_flag = 0;
-
 /*
  * Pin Definitions:
  * PB2 -> OC0A output
@@ -104,19 +102,14 @@ bool play_beat() {
 
 int main(void)
 {
+    // Run initialisation functionality
 	gpio_init();
 	timer_init();
 
-	beat_t beat = {
-		.note = a,
-		.duration = 20,
-		.octave = 0,
-	};
-	play_note(beat, 1);
-
     while (1) 
     {
 
+        // Wait for button press
 		if (bit_is_clear(PIND, PIND2)) {
 			// Play song until the end
 			while(play_beat());