From d7781f21f27470290ad1f5114827095f593fcb65 Mon Sep 17 00:00:00 2001
From: Vladimir Garistov <vl.garistov@gmail.com>
Date: Tue, 3 Nov 2020 15:22:08 +0000
Subject: [PATCH] Update Timer_ISR.ino

---
 Timer_ISR/Timer_ISR.ino | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Timer_ISR/Timer_ISR.ino b/Timer_ISR/Timer_ISR.ino
index 1517d2e..8d11733 100644
--- a/Timer_ISR/Timer_ISR.ino
+++ b/Timer_ISR/Timer_ISR.ino
@@ -1,4 +1,4 @@
-boolean toggle1 = 0;
+volatile boolean toggle1 = 0;
 
 void setup() {
   pinMode(13, OUTPUT);
-- 
2.39.2