Serial: empty
Registers:
- A:
- B:
- C:
- D:
- E:
- F:
- H:
- L:
- Stack Pointer (SP):
- Program Counter (PC):
Controls:
- S: continous run (after loading a ROM)
- D: run one screen frame (if not in continous run)
- Arrow keys (Up, Down, Left, Right): D-pad buttons
- A: button A
- Z: button B
- Enter: button Start
- Space bar: button Select