From 5f518e7f52f3bcdf41327b63021bb651accc010e Mon Sep 17 00:00:00 2001
From: Furrtek <furrtek@gmail.com>
Date: Thu, 25 Jul 2019 15:40:09 +0200
Subject: [PATCH] Update README.md

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index af72ae7..9731329 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,8 @@ See http://furrtek.free.fr/index.php?a=esl for more details.
 
 ## Tools
 
+Use Python 2. Python 3 may work but Pyserial isn't happy in some cases.
+
 * img2dm.py: Sends an image to a dot matrix ESL. Run without parameters for usage.
 * rawcmd.py: Send arbitrary data to ESL.
 * flashtest.py: Test tool to program remote control frame in ESL Blaster (more work needed...).