请教个各位高手下面这段程序怎么理解
SET
SAVE
= L 10.1
L #OPM
T #_Word
A DIX [AR2,P#69.0]
= #OperationModeB1
A DIX [AR2,P#69.1]
= #OperationModeB2
A DIX [AR2,P#69.2]
= #ControlModeB1
A DIX [AR2,P#69.3]
= #ControlModeB2
A DIX [AR2,P#69.4]
= #ContinuousMode
A #M_Toggle
JCN M001
CLR