memory.setdebug(brkpt_id,brkpt_data)

• brkpt_id is ID of breakpoint (0-7).
• brkpt_data is either nil (remove breakpoint) or an array.
  • addr: Address to break on.
  • data: Data to break on (-1 => Don't care). Default -1.
  • mode: Mode to break on ('e' => Execute, 'r' => Read, 'w' => Write). Default 'e'.
  • source: Source of access to break on ('cpubus', 'vram', 'oam', 'cgram', 'apuram'). Default 'cpubus'.
  • callback: Function to call when callback fires (not a name!)

memory.setstep(counter,function)

• counter: Set the step counter to this value. This is decremented each instruction (set to 0 to disable this).
• function: Function to call (not name of function!) when counter decrements to zero.

memory.settrace(filename)