From 315bef7229331592dc7a43307166d400238527b8 Mon Sep 17 00:00:00 2001
From: Adrian Conlon <Adrian.conlon@gmail.com>
Date: Wed, 14 Aug 2019 08:31:19 +0100
Subject: [PATCH] Correct missing high bit in the refresh register (corrects
 failing fuse test: ed5f)

Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
---
 Z80/RefreshRegister.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Z80/RefreshRegister.cs b/Z80/RefreshRegister.cs
index 9682fd5..317ba39 100644
--- a/Z80/RefreshRegister.cs
+++ b/Z80/RefreshRegister.cs
@@ -25,7 +25,7 @@ namespace EightBit
 
         public static bool operator !=(RefreshRegister left, RefreshRegister right) => !(left == right);
 
-        public static byte ToByte(RefreshRegister input) => (byte)((input.high << 7) | (input.variable & (byte)Mask.Mask7));
+        public static byte ToByte(RefreshRegister input) => (byte)(input.high | (input.variable & (byte)Mask.Mask7));
 
         public static RefreshRegister Increment(RefreshRegister value)
         {