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MELSEC-
A
5 DATA USED FOR POSITIONING CONTROL
Storage item Storage details
Md.51 Start data pointer being
executed
The point No. (1 to 50) of the start data currently being executed is stored.
"0" is stored when positioning is completed.
Md.52 Last executed positioning
data No.
The positioning data No. executed last is stored.
The value is held until the next positioning is executed.
Md.53 Repeat counter
During "repetitive" execution, the remaining No. of repetitions is stored.
This value is decremented (-1) at the end of the repetition loop.
The loop ends when "0" is reached.
"0" is stored for an infinite loop.
Md.54 Positioning data No. being
executed
The positioning data No. currently being executed is stored.
For an indirectly specificated positioning data No., the data No. converted to 1 to
600 is stored.
Md.55 Block No. being executed
When controlling using the "start block data", the block No. "7000" to "7010"
currently being executed is stored.
In all other cases, "0" is stored.
Md.56 Positioning data being
executed
The details of the positioning data currently being executed (data of positioning
data No. stored in
Md.54 ) are stored in the addresses shown on the right.