Fixed error

5 years ago · 973e2dbb84
parent 3ae663163b
commit 973e2dbb84
1 changed files with 0 additions and 2 deletions
--- a/examples/MQ-3/MQ-3.ino
+++ b/examples/MQ-3/MQ-3.ino
@ -60,8 +60,6 @@ void setup() {
  //Remarks: Configure the pin of arduino as input.
  /************************************************************************************/ 
  MQ3.serialDebug(true);
-
-  //pinMode(calibration_button, INPUT);
 }

 void loop() {