public MemoryShortReader(Z80Cpu cpu, ushort?address = null)
{
_byte1Reader = new MemReadCycle(cpu);
_byte1Reader.Address = address;
_byte2Reader = new MemReadCycle(cpu);
_byte2Reader.Address = (address == null ? (ushort?)null : (ushort)(address + 1));
}
public Indexed(Z80Cpu cpu, WideRegister register, int internalCycleLength = 5, bool additionalCycleOnRead = false)
{
if (register != WideRegister.IX && register != WideRegister.IY)
{
throw new InvalidOperationException("Invald index register specified");
}
_register = register;
_cpu = cpu;
_offsetReadCycle = new MemReadCycle(cpu);
_internalCycle = new InternalCycle(internalCycleLength);
_additionalCycleOnRead = additionalCycleOnRead;
}
public MemoryByteReader(Z80Cpu cpu, ushort?address = null, bool additionalCycleAtEnd = false)
{
_memoryReader = new MemReadCycle(cpu);
_memoryReader.Address = address;
_internalCycle = new InternalCycle(additionalCycleAtEnd ? 1 : 0);
}
