6.10 "Io_Link_Call" Function Block - Weidmuller UR20-4COM-IO-LINK Manual

6 Commissioning | "IO_LINK_CALL" function block
Reading out the event queue
You can read out events from the event queue.
Read out event queue: Request
Length
Data object
[bytes]
Length 1
1)
Slot 1
1)
Ext. Function Number 1
2)
Port 1
FI index 2
1) Not for PROFIBUS and PROFINET
2) Not for PROFIBUS and PROFINET
Read out event queue: Response
Length
Data object
[bytes]
Length 1
1)
Slot 1
1)
Ext. Function Number 1
2)
Port 1
FI index 2
Status 1
Event at slot 1
Event at port 1
Event status 1
Instance 1
Mode 1
Type 1
Source 1
Event code 2
1) Not for PROFIBUS and PROFINET
2) Not for PROFIBUS and PROFINET
38
Description
Total length in bytes (0x05)
Slot coupler (0x00)
0x08 (fixed)
0x00
65101 (0xF34D)
Description
Total length in bytes (0x0F)
Slot coupler (0x00)
0x08 (fixed)
0x00
65101 (0xF34D)
PROFIBUS/PROFINET:
Done (0x00), IDLE (0x01), Error (0x80)
Other fieldbus systems:
Error (0x00), DONE (0x01), Busy (0x02)
Coupler (0x00)
I/O module (0x01 ... 0x40)
Number of the IO-Link port (0x01 ...0x04) 0x02
OK (0x00), error with event communica-
tion (0x01), event queue empty (0x02)
Source instance: Physical layer (0x01),
data link layer (0x02), application layer
(0x03), application (0x04)
Event single shot (0x01), Event disap-
pears (0x02), Event appears (0x03)
Notification (0x01), Warning (0x02),
Error (0x03)
Source device:
IO-Link device (0x00), IO-Link master
(0x01)
Event code in accordance with IO-Link
specification
Manual Communication module UR20-4COM-IO-LINK

6.10 "IO_LINK_CALL" function block

The "IO_LINK_ CALL" function block allows acyclic communi-
cation with an IO-Link device: device parameters are written
and parameters, measured values and diagnostic data are
Example
read.
0x05
0x00
0x08
0x00
0xF34D
Example
0x0F
0x00
0x08
0x00
0xF34D
"IO_LINK_ CALL" function block
0x01
IO_LINK_CALL: input parameters
Parameter
0x01
REQ
0x00
ID
0x04
CAP
0x01
RD_WR
0x02
PORT
FI_INDEX
0x00
IOL_INDEX
0x5012
IOL_SUBINDEX
LEN
RECORD_IOL_DATA
Data type Description
BOOL Rising edge starts data transmission
Address of the IO-Link master.
DWORD
S7-300/400: log. start address
HW_ID
S7-1200/1500: Hardware ID
CAP-ID
INT PROFIBUS: 227 oder 255
PROFINET: 227
0: read access
BOOL
1: write access
INT Number of the IO-Link port (1 ... 4)
INT 65098
INT Parameter index
INT Parameter subindex
Length of data to be written in bytes
INT Read access: not required
Write access: 1 ... 232
ARRAY OF Read access: Target range for data
BYTES Write access: Source range for data
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