Useful RAM addresses.
SystemID NES
05C1 b u 0 RAM X-pos
0791 b u 0 RAM X-sub
078C b s 0 RAM X-speed
05D5 b u 0 RAM Y-pos
0731 b u 0 RAM Y-sub
073F b s 0 RAM Y-speed
063F b u 0 RAM HP
07A8 b u 0 RAM Elevator Press
07A9 w u 0 RAM Elevator Timer (Floor 1)
07AC b u 0 RAM Elevator timer
07AB b u 0 RAM Checkpoint
0650 b u 0 RAM X-cam
0029 w u 0 RAM RNG
0786 w u 0 RAM Powerup timer