From 8955af00746dd06250bf692d482972fecdbb1341 Mon Sep 17 00:00:00 2001
From: anatolykopyl <33553182+anatolykopyl@users.noreply.github.com>
Date: Mon, 3 Jun 2019 12:24:53 +0300
Subject: [PATCH] Explained a thing

---
 smartboard.ino | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/smartboard.ino b/smartboard.ino
index 6a947e9..dfad370 100644
--- a/smartboard.ino
+++ b/smartboard.ino
@@ -182,6 +182,10 @@ void loop() {
 }
 
 void update_speed() {
+  /* 
+   *  Dividing by two because reed switch gets triggered twice a rotation
+   *  You probably won't need that if you opt for a hall sensor
+   */
   dist = CIRCUMF * rotations / 2;
   speedKMH = dist * 3.6 / (WAIT / 1000);