Routines
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54289: See if all doors are closed, then check for movement
Used by the routine at 51943.
54289 CALL Door_Prep_01 Check the doors are closed. If not, this routine will exit because of the POP BC instruction at 54261. If the doors are closed AND there is money in every slot, the routine will exit out further because of the two POP AF instructions at 54275 and 54276. Note - Don't try this at home.
54292 PUSH DE Remember DE.
54293 CALL Controls Get user input.
54296 LD A,(54017) Has the player pressed "right"? (Right)
54299 AND A
54300 CALL NZ,54317 Move right if so
54303 LD A,(54018) Has the player pressed "left"? (Right)
54306 AND A
54307 CALL NZ,54345 Move right if so
54310 POP DE Restore DE.
54311 DEC DE Loop 1024 times (was set up at 54268).
54312 LD A,D
54313 OR E
54314 RET Z
54315 JR 54292 Check input again. Will exit this routine when a door is open or the game is complete.
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