From 996f07e18c45051de1315b42a546a5deb9a48c84 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Hru=C5=A1ka?= <ondra@ondrovo.com>
Date: Mon, 30 May 2016 01:48:49 +0200
Subject: [PATCH] more infos

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 README.md | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/README.md b/README.md
index 86bf53b..725e5dd 100644
--- a/README.md
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@@ -1,2 +1,11 @@
 # arduino-gamepad
 super simple gamepad project where Pro Mini is in a gamepad and sends keys over USART
+
+LED connected to D9 (on-board one at D13).
+
+Buttons connected from pins to ground with internal pull-up.
+
+Keys are sent as A - pressed, a - released (different letters), over UART at 115200 baud.
+
+Key press is indicated by LED at D9.
+