Routines
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FC40: Step a position along every axis that is moving
Used by the routines at PICK_UP and ANIMATE_AND_MOVE.
The whole of a move: STEP_ALONG_X, STEP_ALONG_Y and STEP_ALONG_Z in turn. A move along both x and z is one unit each way.
Input
C The axes moving: bit 0 x, bit 1 y, bit 2 z
B, D, H x, y and z
Output
B, D, H The position after the move
STEP_ALL_AXES FC40 CALL STEP_ALONG_X
FC43 CALL STEP_ALONG_Y
FC46 JR STEP_ALONG_Z
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