104
CHAPTER2 PROFIBUS Unit
(5) Current point No. read ........................................................... Code 0205
The point number currently selected is read.
Command option
QWn+22
QWn+20
QWn+18
QWn+16
QWn+14 QWn+12
Command response
IWm+22
IWm+20
IWm+18
IWm+16
IWm+14 IWm+12
Point number
(Details)
Point number:
It is the inherent value of 0 to 999 assigned to each point.
(Example)
Transmission example 1:
The current point number is read.
QWn+22 QWn+20 QWn+18 QWn+16 QWn+14 QWn+12 QWn+10
QWn+8
0000
0000
0000
0000
0000
0000
0000
0205
Response example 1:
The point number currently selected is 57.
IWm+22
IWm+20
IWm+18
IWm+16
IWm+14 IWm+12 IWm+10
IWm+8
0000
0000
0000
0000
0000
0039
0000
0200
M E M O
M E M O
It is used to know what point number was used for movement or search for the point
which causes an error if the error is caused by the point data.