diff --git a/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj b/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
index 6b2884363b..afd021186b 100644
--- a/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
+++ b/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
@@ -767,6 +767,7 @@
+
diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/UNIF/UNIF_UNL-43272.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/UNIF/UNIF_UNL-43272.cs
new file mode 100644
index 0000000000..a12401eb11
--- /dev/null
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/UNIF/UNIF_UNL-43272.cs
@@ -0,0 +1,39 @@
+using BizHawk.Common;
+
+namespace BizHawk.Emulation.Cores.Nintendo.NES
+{
+ public sealed class UNIF_UNL_43272 : NES.NESBoardBase
+ {
+ private int latche;
+
+ public override bool Configure(NES.EDetectionOrigin origin)
+ {
+ switch (Cart.board_type)
+ {
+ case "UNIF_UNL-43272":
+ break;
+ default:
+ return false;
+ }
+
+ return true;
+ }
+
+ public override void SyncState(Serializer ser)
+ {
+ ser.Sync("latche", ref latche);
+ base.SyncState(ser);
+ }
+
+ public override void WritePRG(int addr, byte value)
+ {
+ latche = addr & 65535;
+ }
+
+ public override byte ReadPRG(int addr)
+ {
+ int bank = (latche & 0x38) >> 3;
+ return ROM[(bank << 15) + addr];
+ }
+ }
+}