diff --git a/Core/Core.vcxproj b/Core/Core.vcxproj
index 6b753eff..f67d5be4 100644
--- a/Core/Core.vcxproj
+++ b/Core/Core.vcxproj
@@ -373,6 +373,7 @@
+
diff --git a/Core/Core.vcxproj.filters b/Core/Core.vcxproj.filters
index e1e69b77..9fc6303f 100644
--- a/Core/Core.vcxproj.filters
+++ b/Core/Core.vcxproj.filters
@@ -374,6 +374,9 @@
Nes\Mappers
+
+ Nes\Mappers
+
diff --git a/Core/MapperFactory.cpp b/Core/MapperFactory.cpp
index cf353474..111143a4 100644
--- a/Core/MapperFactory.cpp
+++ b/Core/MapperFactory.cpp
@@ -36,6 +36,7 @@
#include "Nina01.h"
#include "Nina03_06.h"
#include "NROM.h"
+#include "NtdecTc112.h"
#include "Sachen_145.h"
#include "Sachen_147.h"
#include "Sachen_148.h"
@@ -112,6 +113,7 @@ BaseMapper* MapperFactory::GetMapperFromID(ROMLoader &romLoader)
case 184: return new Sunsoft184();
case 185: return new CNROM(true);
case 189: return new MMC3_189();
+ case 193: return new NtdecTc112();
case 200: return new Mapper200();
case 206: return new Namco108();
case 231: return new Mapper231();
diff --git a/Core/NtdecTc112.h b/Core/NtdecTc112.h
new file mode 100644
index 00000000..dd58d5e5
--- /dev/null
+++ b/Core/NtdecTc112.h
@@ -0,0 +1,42 @@
+#pragma once
+#include "stdafx.h"
+#include "BaseMapper.h"
+
+class NtdecTc112 : public BaseMapper
+{
+protected:
+ virtual uint16_t RegisterStartAddress() { return 0x6000; }
+ virtual uint16_t RegisterEndAddress() { return 0x7FFF; }
+
+ virtual uint16_t GetPRGPageSize() { return 0x2000; }
+ virtual uint16_t GetCHRPageSize() { return 0x0800; }
+
+ void InitMapper()
+ {
+ SelectPRGPage(1, -3);
+ SelectPRGPage(2, -2);
+ SelectPRGPage(3, -1);
+ }
+
+ void WriteRegister(uint16_t addr, uint8_t value)
+ {
+ switch(addr & 0x03){
+ case 0:
+ SelectCHRPage(0, value >> 1);
+ SelectCHRPage(1, (value >> 1) + 1);
+ break;
+
+ case 1:
+ SelectCHRPage(2, value >> 1);
+ break;
+
+ case 2:
+ SelectCHRPage(3, value >> 1);
+ break;
+
+ case 3:
+ SelectPRGPage(0, value);
+ break;
+ }
+ }
+};