From 0434eb25b9b3dddd7f89d38a005a5ead51e0e9ae Mon Sep 17 00:00:00 2001
From: Jarno Lehtinen <lehtinen@sci.fi>
Date: Mon, 17 Apr 2017 17:45:00 +0300
Subject: [PATCH] Create README.md

---
 X-Arcade/README.md | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 X-Arcade/README.md

diff --git a/X-Arcade/README.md b/X-Arcade/README.md
new file mode 100644
index 0000000..e7be77a
--- /dev/null
+++ b/X-Arcade/README.md
@@ -0,0 +1,19 @@
+# Arduino_X-Arcade_USB-adapter
+
+"Old" PS/2 -version of X-arcade.
+
+```
+D9-connector -> Arduino
+5 -> 3 (clk)
+6 -> 4 (data)
+1 -> Vcc (5V)
+2 -> Vcc (5V)
+9 -> Vcc (5V)
+Shell -> GND
+```
+Library:
+PS2KeyRaw
+
+Arduino Pro Micro (select Arduino Leonardo from Arduino IDE).
+
+PS/2 keyboard not needed.