From 84e20f95fa61bd6563ac701db1914a1999e16a1d Mon Sep 17 00:00:00 2001
From: Syed Farhan Ahmad <52494054+syedfarhanahmad@users.noreply.github.com>
Date: Sun, 27 Oct 2019 19:38:58 +0530
Subject: [PATCH] Update README.md

Updated documentation for better understanding of the code.
---
 README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README.md b/README.md
index a481aa9..c57f18a 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,5 @@
 # Ultrasonic-sensor
 For HC SR-04 Ultrasonic Module with Arduino/Raspberry-Pi
+
+This program measures the distance between the sensor and object. It is written in C and can be used for Atmel based Microcontrollers, 
+for example ATMega328p microcontroller that is present in Arduino UNO.