private void UpdateControls()
{
ppu.RwDecoder();
textBoxRnW.Text = ppu.GetPad("R/W").ToString();
textBoxnDBE.Text = ppu.GetPad("/DBE").ToString();
textBoxXRDInt.Text = ppu.nRDInternal.ToString();
textBoxXWRInt.Text = ppu.nWRInternal.ToString();
UpdateImages();
}