From f4703b29c9d0795549bac06921ee55aba568b8d2 Mon Sep 17 00:00:00 2001
From: per1234 <accounts@perglass.com>
Date: Sun, 22 Oct 2017 01:44:03 -0700
Subject: [PATCH] Set pin mode of RELAY_PIN in PID_RelayOutput example

---
 examples/PID_RelayOutput/PID_RelayOutput.ino | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/examples/PID_RelayOutput/PID_RelayOutput.ino b/examples/PID_RelayOutput/PID_RelayOutput.ino
index 17fbe1a..1f205d3 100644
--- a/examples/PID_RelayOutput/PID_RelayOutput.ino
+++ b/examples/PID_RelayOutput/PID_RelayOutput.ino
@@ -31,6 +31,8 @@ unsigned long windowStartTime;
 
 void setup()
 {
+  pinMode(RELAY_PIN, OUTPUT);
+
   windowStartTime = millis();
 
   //initialize the variables we're linked to