Plus 3A implemented but not running

Core/SpectrumMachine.cs

@@ -64,7 +64,7 @@ namespace Core
 
             Memory = new MemoryBus();
             TapeDeck = new TapManager();
-            IoBus = new IO_Bus(TapeDeck);
+            IoBus = new IO_Bus(TapeDeck, Memory);
             Ula = new ULA(Memory, IoBus);
 
             Memory.CrapRAMData();
@@ -75,9 +75,9 @@ namespace Core
             Cpu.WaitStateCallback = Ula.GetContentionDelay;
         }
 
-        public void LoadRom(byte[] romData)
+        public void LoadRom(byte[] romData, int bankIndex) // <-- Add the bank parameter
         {
-            Memory.LoadRom(romData);
+            Memory.LoadRom(romData, bankIndex);
         }
 
         public void Start()
@@ -115,6 +115,7 @@ namespace Core
                     {
                         Cpu.Reset();
                         Memory.CrapRAMData();
+                        Memory.ResetPaging(CurrentModel);
                         TotalFrameCount = 0;
                         scanlineCount = 0;
                         audioSampleCount = 0;