From 0fa60d5c66803286cbb202e21ac6441b454909c8 Mon Sep 17 00:00:00 2001
From: Andreas Horn <mail@andreashorn.net>
Date: Sat, 8 Jun 2019 10:59:57 +0200
Subject: [PATCH] fixed typo

---
 examples/MH-Z19B/MH-Z19B.ino | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/MH-Z19B/MH-Z19B.ino b/examples/MH-Z19B/MH-Z19B.ino
index 80e2143..c31d64c 100644
--- a/examples/MH-Z19B/MH-Z19B.ino
+++ b/examples/MH-Z19B/MH-Z19B.ino
@@ -4,10 +4,10 @@
 #include <SoftwareSerial.h>
 #include "MHZ.h"
 
-// pin for uart reading
+// pin for pwm reading
 #define CO2_IN 10
 
-// pin for pwm reading
+// pin for uart reading
 #define MH_Z19_RX D4  // D7
 #define MH_Z19_TX D0  // D6