IFM AL1120, Руководство по эксплуатации

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IO-Link Master with EtherNet/IP Interface StandardLine 4 Ports IP 65 / IP 66 / IP 67
76
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Response channel
34401
Byte Contents
4 Port No. (LSB)
5 Port No. (MSB)
6 Index (LSB)
7 Index (MSB)
8 Sub-index (LSB)
9 Sub-index (MSB)
10 Handshake Command ID
11 Result
12 Length of response data (number of bytes)
13 Data (byte 0) or Error Code
14 Data (byte 1) or Additional Code
... ...
44 Data (byte 31)
45 reserved
Legend:

[Port No.] Number of the IO-Link port
Port No. = 0x1234

Port No. (MSB) = 0x12

Port No. (LSB) = 0x34
8 bits 0x01 Port X01
0x02 Port X02
...
0x04 Port X04

[Index] Index of the IO-Link object
Index = 0x1234

Index (MSB) = 0x12

Index (LSB) = 0x34
8 bits per byte: 0x00...0xFF

[Subindex] Subindex of the IO-Link object
Subindex = 0x1234

Subindex (MSB) = 0x12

Subindex (LSB) = 0x34
8 bits per byte: 0x00...0xFF

[Handshake] Validity of the IO-Link response data 1 bit 0x0 Data invalid
0x1 Data valid

[Command ID] Command number 7 bits 0x01 Read
0x02 Write

[Result] Status of the command processing 8 bits 0x00 OK
0x0F OK, data read >32 bytes
0xFF Error occurred

[Length of response
data (number of
bytes)] Number of bytes that contain relevant user
data 8 bits 0x00 0 bytes
...
0x20 32 bytes