From 68618baf5cf3dd1fb2a7211dfa3d88bfe138714f Mon Sep 17 00:00:00 2001
From: dam74 <damien.varrel@gmail.com>
Date: Sat, 6 Jul 2019 12:42:58 +0200
Subject: [PATCH] Update README.md

---
 README.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index ce28c38..e5f72e7 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,9 @@
 # XCTRACK_vario
-USB variometer for XCTRACK base on ms5611 high precision pressure sensor
+USB variometer for XCTRACK base on ms5611 high precision pressure sensor and LK8000
+
+Based on Arduino Vario by Benjamin PERRIN 2017 / Vari'Up
+Based on Arduino Vario by Jaros, 2012 and vario DFelix 2013
+https://github.com/LK8000/LK8000/blob/master/Docs/LK8EX1.txt
 
 parts :
 - arduino nano with ftdi chip