From 92f4066a72056901105308ce2e133cc4048b51c2 Mon Sep 17 00:00:00 2001
From: Edgar Bonet <linux@edgar-bonet.org>
Date: Wed, 19 Sep 2018 12:31:52 +0200
Subject: [PATCH] Fix micros() rollover issue in FFT_03.ino

---
 Examples/FFT_03/FFT_03.ino | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Examples/FFT_03/FFT_03.ino b/Examples/FFT_03/FFT_03.ino
index 868c8be..30d5a7a 100644
--- a/Examples/FFT_03/FFT_03.ino
+++ b/Examples/FFT_03/FFT_03.ino
@@ -59,7 +59,7 @@ void loop()
 
       vReal[i] = analogRead(CHANNEL);
       vImag[i] = 0;
-      while(micros() < (microseconds + sampling_period_us)){
+      while(micros() - microseconds < sampling_period_us){
         //empty loop
       }
   }