diff --git a/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj b/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
index 60b0580317..1e7a2f79ba 100644
--- a/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
+++ b/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
@@ -145,9 +145,10 @@
     <Compile Include="Computers\Commodore64\UserPort\UserPortDevice.cs" />
     <Compile Include="Consoles\Atari\2600\Atari2600.cs" />
     <Compile Include="Consoles\Atari\2600\Atari2600.Core.cs" />
+    <Compile Include="Consoles\Atari\2600\Atari2600.IDebuggable.cs" />
     <Compile Include="Consoles\Atari\2600\Atari2600.IMemoryDomains.cs" />
+    <Compile Include="Consoles\Atari\2600\Atari2600.ISettable.cs" />
     <Compile Include="Consoles\Atari\2600\Atari2600.RomHeuristics.cs" />
-    <Compile Include="Consoles\Atari\2600\Atari2600.Settings.cs" />
     <Compile Include="Consoles\Atari\2600\Mappers\m0840.cs" />
     <Compile Include="Consoles\Atari\2600\Mappers\m3E.cs" />
     <Compile Include="Consoles\Atari\2600\Mappers\m3F.cs" />
diff --git a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.IDebuggable.cs b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.IDebuggable.cs
new file mode 100644
index 0000000000..baa1c9314f
--- /dev/null
+++ b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.IDebuggable.cs
@@ -0,0 +1,59 @@
+using System;
+using System.Collections.Generic;
+
+using BizHawk.Emulation.Common;
+
+namespace BizHawk.Emulation.Cores.Atari.Atari2600
+{
+	public partial class Atari2600 : IDebuggable
+	{
+		public IDictionary<string, int> GetCpuFlagsAndRegisters()
+		{
+			return new Dictionary<string, int>
+			{
+				{ "A", Cpu.A },
+				{ "X", Cpu.X },
+				{ "Y", Cpu.Y },
+				{ "S", Cpu.S },
+				{ "PC", Cpu.PC },
+
+				{ "Flag C", Cpu.FlagC ? 1 : 0 },
+				{ "Flag Z", Cpu.FlagZ ? 1 : 0 },
+				{ "Flag I", Cpu.FlagI ? 1 : 0 },
+				{ "Flag D", Cpu.FlagD ? 1 : 0 },
+
+				{ "Flag B", Cpu.FlagB ? 1 : 0 },
+				{ "Flag V", Cpu.FlagV ? 1 : 0 },
+				{ "Flag N", Cpu.FlagN ? 1 : 0 },
+				{ "Flag T", Cpu.FlagT ? 1 : 0 }
+			};
+		}
+
+		public void SetCpuRegister(string register, int value)
+		{
+			switch (register)
+			{
+				default:
+					throw new InvalidOperationException();
+				case "A":
+					Cpu.A = (byte)value;
+					break;
+				case "X":
+					Cpu.X = (byte)value;
+					break;
+				case "Y":
+					Cpu.Y = (byte)value;
+					break;
+				case "S":
+					Cpu.S = (byte)value;
+					break;
+				case "PC":
+					Cpu.PC = (ushort)value;
+					break;
+				case "Flag I":
+					Cpu.FlagI = value > 0;
+					break;
+			}
+		}
+	}
+}
diff --git a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.Settings.cs b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.ISettable.cs
similarity index 96%
rename from BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.Settings.cs
rename to BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.ISettable.cs
index 4723711cf2..e2d26d54f2 100644
--- a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.Settings.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.ISettable.cs
@@ -1,8 +1,10 @@
 using System;
 using System.ComponentModel;
 using System.Drawing;
-using BizHawk.Emulation.Common;
+
 using Newtonsoft.Json;
+
+using BizHawk.Emulation.Common;
 using BizHawk.Common;
 
 namespace BizHawk.Emulation.Cores.Atari.Atari2600
@@ -24,7 +26,9 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
 			if (Settings == null || Settings.SECAMColors != o.SECAMColors)
 			{
 				if (_tia != null)
+				{
 					_tia.SetSECAM(o.SECAMColors);
+				}
 			}
 
 			Settings = o;
diff --git a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.cs b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.cs
index 262c2d09d2..e19d75aa3c 100644
--- a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Atari2600.cs
@@ -15,7 +15,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
 		isPorted: false,
 		isReleased: true
 		)]
-	public partial class Atari2600 : IEmulator, IMemoryDomains, IDebuggable
+	public partial class Atari2600 : IEmulator, IMemoryDomains, IDebuggable, ISettable<Atari2600.A2600Settings, Atari2600.A2600SyncSettings>
 	{
 		private readonly GameInfo _game;
 		private bool _islag = true;
@@ -122,54 +122,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
 			};
 		}
 
-		public IDictionary<string, int> GetCpuFlagsAndRegisters()
-		{
-			return new Dictionary<string, int>
-			{
-				{ "A", Cpu.A },
-				{ "X", Cpu.X },
-				{ "Y", Cpu.Y },
-				{ "S", Cpu.S },
-				{ "PC", Cpu.PC },
-
-				{ "Flag C", Cpu.FlagC ? 1 : 0 },
-				{ "Flag Z", Cpu.FlagZ ? 1 : 0 },
-				{ "Flag I", Cpu.FlagI ? 1 : 0 },
-				{ "Flag D", Cpu.FlagD ? 1 : 0 },
-
-				{ "Flag B", Cpu.FlagB ? 1 : 0 },
-				{ "Flag V", Cpu.FlagV ? 1 : 0 },
-				{ "Flag N", Cpu.FlagN ? 1 : 0 },
-				{ "Flag T", Cpu.FlagT ? 1 : 0 }
-			};
-		}
-
-		public void SetCpuRegister(string register, int value)
-		{
-			switch(register)
-			{
-				default:
-					throw new InvalidOperationException();
-				case "A":
-					Cpu.A = (byte)value;
-					break;
-				case "X":
-					Cpu.X = (byte)value;
-					break;
-				case "Y":
-					Cpu.Y = (byte)value;
-					break;
-				case "S":
-					Cpu.S = (byte)value;
-					break;
-				case "PC":
-					Cpu.PC = (ushort)value;
-					break;
-				case "Flag I":
-					Cpu.FlagI = value > 0;
-					break;
-			}
-		}
+		
 
 		public bool StartAsyncSound() { return true; }