From 748ea683689568c40dde52470f2d0af1b1e93931 Mon Sep 17 00:00:00 2001
From: Daniel Loffgren <daniel@loffgren.org>
Date: Mon, 14 Sep 2015 07:45:55 +0000
Subject: [PATCH] Don't mask letters that aren't alpha

git-svn-id: svn+ssh://svn.phoenixbox.net/svn/apple1/trunk@17 64f78de7-aa59-e511-a0e8-0002a5492df0
---
 apple1/pia.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/apple1/pia.c b/apple1/pia.c
index 3590598..556ec3b 100644
--- a/apple1/pia.c
+++ b/apple1/pia.c
@@ -22,7 +22,12 @@ char asciiCharFromA1Char(uint8_t c) {
 		case 0xDC: return '\\';
 		case 0x8D: return '\n';
 	}
-	return (char)c & ~0x20;
+	
+	if (c >= 'a' && c <= 'z') {
+		return (char)c & ~0x20;
+	}
+	
+	return (char)c;
 }
 
 uint8_t a1CharFromAsciiChar(char c) {