From c1b9293c0958cef28e05f8d895c81f6531a13f22 Mon Sep 17 00:00:00 2001
From: goyuken <goyuken@4bbf4f03-6f44-549e-7e59-35d4b0962838>
Date: Fri, 12 Oct 2012 01:58:36 +0000
Subject: [PATCH] TQROM: writes to chrrom are ignored, instead of attempting to
 write to incorrect chrram addresses

---
 .../Consoles/Nintendo/NES/Boards/MMC3_family/TQROM.cs         | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/MMC3_family/TQROM.cs b/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/MMC3_family/TQROM.cs
index 010ba15dd2..0282065c78 100644
--- a/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/MMC3_family/TQROM.cs
+++ b/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/MMC3_family/TQROM.cs
@@ -55,7 +55,9 @@ namespace BizHawk.Emulation.Consoles.Nintendo
 					addr &= 0x1FFF;
 					VRAM[addr] = value;
 				}
-				else base.WritePPU(addr, value);
+				//else
+					// if this address is mapped to chrrom and not chrram, the write just does nothing
+					//base.WritePPU(addr, value);					
 			}
 			else
 				base.WritePPU(addr, value);