95
ifm
Device Manual IO-Link Master with Modbus interface CabinetLine 8 Ports IP 20 (AL1940)
05 / 2018
Appendix
Modbus
>
Command 0x40 – Reboot
7639
The command reboots the AL1940.
>
Command request
21515
Register
Contents
Bits 8-15
Bits 0-7
500
reserved
501
reserved
502
reserved
503
0x40
User ID
504
reserved
505
0x00AA
506 ... 521
reserved
Legend:
[User ID]
ID to identify the command
1 byte
0x00 .. 0xFF
>
Command response
25156
Register
Contents
Bits 8-15
Bits 0-7
0
reserved
1
reserved
2
reserved
3
0x40
User ID
4
Result
5
Data Length (Number of Bytes)
6
reserved / Error code
0xAA / Error
7 ... 21
reserved
Legend:
[User ID]
reflected User ID from request channel
1 byte
0x00 .. 0xFF
[Result]
Status of the command processing
1 word
0x0000
OK
0x00FF
Error
[Data Length
(Number of
Bytes)]
Number of bytes that contain relevant user data
1 word
0x0001
1 byte
0x0002
2 bytes
[Error]
Error ID
1 byte
→
Error codes
(
[Error Code]
Additional error codes
1 byte
depends on the IO-Link device (
→ IODD
of the IO-Link devices)