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All specifications listed below refer to the IO-Link master 1 Port X1. For additional IO-Link masters or
ports, the following offset addresses must be added.
Offset for Additional Ports:
IO-Link master 1
IO-Link master 2
Example: "Request: Index" has the following addresses at the corresponding ports
IO-Link master 1
IO-Link master 2
Read the ISDU parameter sequence:
R/W
Offset
(Dec)
(Hex)
W
10205
0x27DD
W
10200
0x27D8
W
10201
0x27D9
W
10202
0x27DA
W
10205
0x27DD
R
10206
0x27DE
R
10211
0x27E3
R
10207
0x27DF
1. Wait until "Response: Result" = 1. (This usually takes at least 500 ms, possibly even several sec-
onds.)
2. The following data can then be read:
R
10210
0x27E2
R
10208
0x27E0
R
10209
0x27E1
EN-US · 30.30.01.02237 · 00 · 04/20
Port X1
+ 0
+ 100
Port X1
10200
10300
Parameter
Request: Trig-
ger
Request: Index
Request:
Subindex
Request: RW
Request: Trig-
ger
Request: Error
Response: Trig-
ger
Response: Re-
sult
Response: Error
Response: Error
Code
Response: Ad-
ditional Error
Code
Port X2
+ 20
+ 120
Port X2
10220
10320
Data
Initially reset the 0 trigger
ISDU index of the device
ISDU subindex of the device
0 = Read
1 = Start inquiry
0 = Request was successfully sent
1 = Request was aborted because
of "Service busy" or "State con-
flict"
1: PDESTATUS==1 or (PDESTA-
TUS==1 &&
DSUPLOADED==1)
0: Else
1= Positive response for the ISDU
read/write request
0 = Negative response
1 = Error in response, e.g.
"BUFFERBUSY",
"STATE-CONFLICT",
"PARAMETER-ERROR",
"FINISHEDWITHERROR"
0 = No error
Error code of the IO-Link device
Additional error code of the IO-
Link device
Port X3
+ 40
+ 140
Port X3
10240
10340
Bytes
1
2
1
1
1
1
1
1
1
1
1
Component Functions
Port X4
+ 60
+ 160
Port X4
10260
10360
Exam-
ple
0
0x0002
0x00
1
1
0
1
1
0
0
0
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