Game status buffer
Prev: CE14 Up: Map Next: CE1B
CE1A: Door Frame Reference
Only one door is "active" at a time, this status buffer points to the "currently in-focus door".
Door_Frame_Reference CE1A DEFB $03
Value Which One
01 Door 1
02 Door 2
03 Door 3
Prev: CE14 Up: Map Next: CE1B