diff --git a/BizHawk.Emulation/BizHawk.Emulation.csproj b/BizHawk.Emulation/BizHawk.Emulation.csproj
index 6d076dd38a..9f0bf18b64 100644
--- a/BizHawk.Emulation/BizHawk.Emulation.csproj
+++ b/BizHawk.Emulation/BizHawk.Emulation.csproj
@@ -101,6 +101,7 @@
+
diff --git a/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/JALECO_JF_17.cs b/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/JALECO_JF_17.cs
new file mode 100644
index 0000000000..9a64c28b09
--- /dev/null
+++ b/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/JALECO_JF_17.cs
@@ -0,0 +1,80 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace BizHawk.Emulation.Consoles.Nintendo
+{
+ //iNES Mapper 72
+ //Example Games:
+ //--------------------------
+ //Pinball Quest (J)
+ //Moero!! Pro Tennis
+ //Moero!! Juudou Warriors
+
+ class JALECO_JF_17 : NES.NESBoardBase
+ {
+ int command;
+ int prg_bank_mask_16k;
+ byte prg_bank_16k;
+ ByteBuffer prg_banks_16k = new ByteBuffer(2);
+
+ public override bool Configure(NES.EDetectionOrigin origin)
+ {
+ switch (Cart.board_type)
+ {
+ case "JALECO-JF-17":
+ break;
+ default:
+ return false;
+ }
+ SetMirrorType(Cart.pad_h, Cart.pad_v);
+ prg_bank_mask_16k = (Cart.prg_size / 16) - 1;
+ prg_banks_16k[1] = 0xFF;
+ return true;
+ }
+
+ public override void Dispose()
+ {
+ prg_banks_16k.Dispose();
+ base.Dispose();
+ }
+
+ public override void SyncState(Serializer ser)
+ {
+ base.SyncState(ser);
+ ser.Sync("prg_bank_mask_16k", ref prg_bank_mask_16k);
+ ser.Sync("prg_bank_16k", ref prg_bank_16k);
+ ser.Sync("prg_banks_16k", ref prg_banks_16k);
+ ser.Sync("command", ref command);
+ }
+
+ public override void WritePRG(int addr, byte value)
+ {
+ switch (command)
+ {
+ case 0:
+ break;
+ case 1:
+ break;
+ case 2:
+ prg_bank_16k = (byte)(value & 15);
+ break;
+ case 3:
+ break;
+ }
+
+ command = value >> 6;
+ }
+
+ public override byte ReadPRG(int addr)
+ {
+ int bank_16k = addr >> 14;
+ int ofs = addr & ((1 << 14) - 1);
+ bank_16k = prg_banks_16k[bank_16k];
+ bank_16k &= prg_bank_mask_16k;
+ addr = (bank_16k << 14) | ofs;
+ return ROM[addr];
+ }
+ }
+}