O2Hawk: reset fix

BizHawk.Emulation.Cores/CPUs/Intel8048/Interrupts.cs

@@ -42,6 +42,8 @@ namespace BizHawk.Emulation.Cores.Components.I8048
 			IntEn = false;
 			TimIntEn = false;
 			INT_MSTR = true;
+			IRQPending = false;
+			TIRQPending = false;
 		}
 	}
 }

BizHawk.Emulation.Cores/CPUs/Intel8048/Registers.cs

@@ -82,7 +82,6 @@ namespace BizHawk.Emulation.Cores.Components.I8048
 				{
 					RB = 0;
 				}
-
 			}
 		}
 
@@ -193,9 +192,18 @@ namespace BizHawk.Emulation.Cores.Components.I8048
 
 			F1 = false;
 
-			T0 = T1 = false;
+			T0 = T1 = T1_old = false;
 
 			Flag3 = true;
+
+			EA = false;
+
+			TF = false;
+			timer_en = false;
+			counter_en = false;
+			timer_prescale = 0;
+
+			RB = MB = 0;
 		}
 	}
 }

BizHawk.Emulation.Cores/Consoles/Magnavox/Odyssey2/O2Hawk.cs

@@ -134,6 +134,17 @@ namespace BizHawk.Emulation.Cores.Consoles.O2Hawk
 			ppu.Reset();
 
 			cpu.Reset();
+
+			RAM = new byte[0x80];
+
+			ticker = 0;
+
+			addr_latch = 0;
+			kb_byte = 0;;
+			ppu_en = RAM_en = kybrd_en = copy_en = cart_b0 = cart_b1;
+			rom_bank = 0;
+
+			kb_state_row = kb_state_col = 0;
 		}
 
 		public void SoftReset()