/// <summary>
/// Simulate releasing of keys
/// </summary>
/// <param name="trainerKey"></param>
public void ReleaseKey(TrainerKeys trainerKey)
{
// just pull everything high.
// we're not monitoring multiple presses anyway
Memory[0xC003] = 0xFF;
Memory[0xC005] = 0xFF;
Memory[0xC006] = 0xFF;
switch (trainerKey)
{
case TrainerKeys.KeyReset: // RESET
Emulator.State.Reset = 1;
break;
}
}
/// <summary>
/// Simulate keypress through memory-mapped locations C003-C006
/// </summary>
/// <param name="trainerKey"></param>
public void PressKey(TrainerKeys trainerKey)
{
switch (trainerKey)
{
// pull appropriate bit at mem location LOW
case TrainerKeys.Key0:
Memory[0xC006] &= 0xDF;
break;
case TrainerKeys.Key1: // 1, ACCA
Memory[0xC006] &= 0xEF;
break;
case TrainerKeys.Key2: // 2
Memory[0xC005] &= 0xEF;
break;
case TrainerKeys.Key3: // 3
Memory[0xC003] &= 0xEF;
break;
case TrainerKeys.Key4: // 4, INDEX
Memory[0xC006] &= 0xF7;
break;
case TrainerKeys.Key5: // 5, CC
Memory[0xC005] &= 0xF7;
break;
case TrainerKeys.Key6: // 6
Memory[0xC003] &= 0xF7;
break;
case TrainerKeys.Key7: // 7, RTI;
Memory[0xC006] &= 0xFB;
break;
case TrainerKeys.Key8: // 8
Memory[0xC005] &= 0xFB;
break;
case TrainerKeys.Key9: // 9
Memory[0xC003] &= 0xFB;
break;
case TrainerKeys.KeyA: // A, Auto
Memory[0xC006] &= 0xFD;
break;
case TrainerKeys.KeyB: // B
Memory[0xC005] &= 0xFD;
break;
case TrainerKeys.KeyC: // C
Memory[0xC003] &= 0xFD;
break;
case TrainerKeys.KeyD: // D, Do
Memory[0xC006] &= 0xFE;
break;
case TrainerKeys.KeyE: // E, Exam
Memory[0xC005] &= 0xFE;
break;
case TrainerKeys.KeyF: // F
Memory[0xC003] &= 0xFE;
break;
case TrainerKeys.KeyReset: // RESET
Emulator.State.Reset = 0;
break;
}
}