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DVP-ES2-EX2-SS2-SA2-SX2-Operation Manual

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3. Instruction Set<br />

M1046:<br />

Indicates STL(Step Ladder) status. When STL operation is activate, M1046 = ON if any of the step<br />

point S is ON. If M1047 = ON, M1046 also activates to indicate ON status of step points. In addition,<br />

D1040 ~ D1047 records 8 step numbers from the current ON step to the previous 7 ON steps.<br />

M1047:<br />

Enable STL monitoring. When IST instruction executes, M1047 will be forced ON, i.e. M1047<br />

remains ON in every scan cycle as long as IST instruction is executing. This flag is used to monitor<br />

all step points (S).<br />

D1040~D1047:<br />

Records 8 step numbers from the current ON step to the previous 7 ON steps.<br />

3-159

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