From c595ff5370d1484a940d57dc71508460d9180ff2 Mon Sep 17 00:00:00 2001
From: Maik Merten <maikmerten@googlemail.com>
Date: Fri, 15 Aug 2014 20:15:04 +0200
Subject: [PATCH] README update

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

diff --git a/README.md b/README.md
index ff07c6a..7c5276c 100644
--- a/README.md
+++ b/README.md
@@ -58,6 +58,7 @@ memory.
   - `$0000`--`$DFFF`: 56KB RAM
   - `$E000`--`$FFFF`: 8KB ROM
   - `$FFD0`--`$FFD1`: Motorola 6850 ACIA
+  - `$FFD8`--`$FFDF`: Controller for SD cards
 
 ### 3.1.3 Simple Memory Map