diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index b277f5e6..6864b624 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -347,6 +347,7 @@ set(SRC_CORE
   	${CMAKE_CURRENT_SOURCE_DIR}/boards/32.cpp
   	${CMAKE_CURRENT_SOURCE_DIR}/boards/33.cpp
   	${CMAKE_CURRENT_SOURCE_DIR}/boards/34.cpp
+  	${CMAKE_CURRENT_SOURCE_DIR}/boards/354.cpp
   	${CMAKE_CURRENT_SOURCE_DIR}/boards/36.cpp
   	${CMAKE_CURRENT_SOURCE_DIR}/boards/3d-block.cpp
   	${CMAKE_CURRENT_SOURCE_DIR}/boards/40.cpp
diff --git a/src/boards/354.cpp b/src/boards/354.cpp
new file mode 100644
index 00000000..ba1693c5
--- /dev/null
+++ b/src/boards/354.cpp
@@ -0,0 +1,92 @@
+/* FCEUmm - NES/Famicom Emulator
+*
+* Copyright notice for this file:
+*  Copyright (C) 2022
+*
+* This program is free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation; either version 2 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "mapinc.h"
+
+static uint16 latchAddr;
+static uint8  latchData;
+static uint8  submapper;
+
+static SFORMAT StateRegs[] =
+{
+	{ &latchAddr, 2, "ADDR" },
+	{ &latchData, 1, "DATA" },
+	{ 0 }
+};
+
+static void Mapper354_Sync(void)
+{
+	int prg = latchData & 0x3F | latchAddr << 2 & 0x40 | latchAddr >> 5 & 0x80;
+	switch (latchAddr & 7)
+	{
+	case 0: case 4:
+		setprg32(0x8000, prg >> 1);
+		break;
+	case 1:
+		setprg16(0x8000, prg);
+		setprg16(0xC000, prg | 7);
+		break;
+	case 2: case 6:
+		setprg8(0x8000, prg << 1 | latchData >> 7);
+		setprg8(0xA000, prg << 1 | latchData >> 7);
+		setprg8(0xC000, prg << 1 | latchData >> 7);
+		setprg8(0xE000, prg << 1 | latchData >> 7);
+		break;
+	case 3: case 7:
+		setprg16(0x8000, prg);
+		setprg16(0xC000, prg);
+		break;
+	case 5:
+		setprg8(0x6000, prg << 1 | latchData >> 7);
+		setprg32(0x8000, prg >> 1 | 3);
+		break;
+	}
+	setchr8(0);
+	setmirror(latchData & 0x40 ? MI_H : MI_V);
+}
+
+static DECLFW(Mapper354_WriteLatch)
+{
+	latchData = V;
+	latchAddr = A & 0xFFFF;
+	Mapper354_Sync();
+}
+
+static void Mapper354_Reset(void)
+{
+	latchAddr = latchData = 0;
+	Mapper354_Sync();
+}
+
+static void Mapper354_Power(void)
+{
+	latchAddr = latchData = 0;
+	SetReadHandler(0x6000, 0xFFFF, CartBR);
+	SetWriteHandler(submapper == 1 ? 0xE000 : 0xF000, 0xFFFF, Mapper354_WriteLatch);
+	Mapper354_Sync();
+}
+
+void Mapper354_Init(CartInfo *info)
+{
+	submapper = info->submapper;
+	info->Power = Mapper354_Power;
+	info->Reset = Mapper354_Reset;
+	AddExState(StateRegs, ~0, 0, 0);
+}
diff --git a/src/ines.cpp b/src/ines.cpp
index 055f5fb1..721668ae 100644
--- a/src/ines.cpp
+++ b/src/ines.cpp
@@ -789,6 +789,7 @@ BMAPPINGLocal bmap[] = {
 	{"810544-CA-1",			261, BMC810544CA1_Init},
 	{"AA6023/AA6023B",		268, AA6023_Init},
 	{"COOLGIRL",			342, COOLGIRL_Init },
+	{"FAM250/81-01-39-C/SCHI-24",			354, Mapper354_Init },
 
 	{"Impact Soft MMC3 Flash Board",	406, Mapper406_Init },
 	{"INX_007T_V01",		470, INX_007T_Init },
diff --git a/src/ines.h b/src/ines.h
index 7cf9e294..9d4e684b 100644
--- a/src/ines.h
+++ b/src/ines.h
@@ -274,6 +274,7 @@ void Mapper250_Init(CartInfo *);
 void Mapper252_Init(CartInfo *);
 void Mapper253_Init(CartInfo *);
 void Mapper254_Init(CartInfo *);
+void Mapper354_Init(CartInfo *);
 void Mapper406_Init(CartInfo *);
 
 void INX_007T_Init(CartInfo* info);
diff --git a/vc/vc14_fceux.vcxproj b/vc/vc14_fceux.vcxproj
index 606cabe8..c909ee39 100644
--- a/vc/vc14_fceux.vcxproj
+++ b/vc/vc14_fceux.vcxproj
@@ -433,6 +433,7 @@ xcopy /y /d "$(ProjectDir)\..\src\drivers\win\7z_64.dll" "$(OutDir)"</Command>
     <ClCompile Include="..\src\boards\32.cpp" />
     <ClCompile Include="..\src\boards\33.cpp" />
     <ClCompile Include="..\src\boards\34.cpp" />
+    <ClCompile Include="..\src\boards\354.cpp" />
     <ClCompile Include="..\src\boards\36.cpp" />
     <ClCompile Include="..\src\boards\3d-block.cpp" />
     <ClCompile Include="..\src\boards\40.cpp" />
diff --git a/vc/vc14_fceux.vcxproj.filters b/vc/vc14_fceux.vcxproj.filters
index 9eb6ce3b..61da0ab2 100644
--- a/vc/vc14_fceux.vcxproj.filters
+++ b/vc/vc14_fceux.vcxproj.filters
@@ -1117,6 +1117,9 @@
     <ClCompile Include="..\src\boards\inx007t.cpp">
       <Filter>boards</Filter>
     </ClCompile>
+    <ClCompile Include="..\src\boards\354.cpp">
+      <Filter>boards</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\src\drivers\common\args.h">