From 6970b60327102bed99e4c20cf292d107160f1a97 Mon Sep 17 00:00:00 2001
From: Erik Strand <erik.strand@cba.mit.edu>
Date: Fri, 19 Oct 2018 15:24:23 -0400
Subject: [PATCH] Fix comments
---
button_contact.c | 3 +--
button_toggle.c | 1 -
2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/button_contact.c b/button_contact.c
index 9468796..328eefe 100644
--- a/button_contact.c
+++ b/button_contact.c
@@ -7,13 +7,12 @@ int main(void) {
// Configure led_pin as an output.
DDRB |= led_pin;
- // Configure button_pin as an output.
+ // Configure button_pin as an input.
DDRA &= ~button_pin;
// Activate button_pin's pullup resistor.
PORTA |= button_pin;
- // Nothing left to do, so just spin.
while (1) {
// Turn on the LED when the button is pressed.
if (PINA & button_pin) {
diff --git a/button_toggle.c b/button_toggle.c
index dd98d79..e13dddd 100644
--- a/button_toggle.c
+++ b/button_toggle.c
@@ -23,7 +23,6 @@ int main(void) {
int bouncy_switch_state = 0;
int debounced_switch_state = 0;
- // Nothing left to do, so just spin.
while (1) {
// Use the timer to count how long it's been since button_pin changed state.
if ((PINA & button_pin) != bouncy_switch_state) {
--
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