private bool CALL(ushort instruction)
{
Stack.Push(InstructionPointer);
InstructionPointer = ParserFunctions.GetAddress(instruction);
return(false);
}
private bool JPV(ushort instruction)
{
byte offset = Register[0];
ushort address = ParserFunctions.GetAddress(instruction);
ushort ipaddress = (ushort)(offset + address);
InstructionPointer = ipaddress;
return(true);
}
private bool SYS(ushort instruction)
{
if (ParserFunctions.GetAddress(instruction) == 0xee)
{
return(RET());
}
if (ParserFunctions.GetAddress(instruction) == 0x00)
{
return(true);
}
if (ParserFunctions.GetAddress(instruction) == 0xe0)
{
display.Screen.Initialize();
}
return(false);
}
private bool JP(ushort instruction)
{
InstructionPointer = ParserFunctions.GetAddress(instruction);
return(false);
}
private bool LDI(ushort instruction)
{
AddressRegister = ParserFunctions.GetAddress(instruction);
return(false);
}
