Structure Of The Diagnosis Telegram - turck IO-LINK MASTER User Manual

Status displays and diagnostic messages

Structure of the diagnosis telegram

DP standard diagnosis
Byte 0
...
Byte 5
Channel specific diagnosis
Byte 0
Byte 1
Byte 2
Device specific diagnosis, IOLMM-diagnosis
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Device specific diagnosis, event-diagnosis
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
D301171 - IO-Link master 1108
Header 0×80
Channel 0xC0 + IO-Link-port
Type DP error code
Header 0×05
Type 0×A0
Slot 0x01
Specifier 0×00
Data_byte0 diagnostic message
Header 0x08
Type 0x81
Slot 0x01
Specifier 0×00
Data_byte0 IOL_EventQualifier
Data_byte1 IOL_ChannelNumber
Data_byte2 IOL_EventCodeLow
Data_byte3 IOL_EventCodeHigh
Number of the IO-Link channel
which sends the diagnostic
message
(see Table 10:)
Length of the diagnostic
message
Manufacturer specific
Slot of the IO-Link master
module (IOLMM)
Bit 0: UB_TOO_LOW
Bit 1: UB_TOO_HIGH
Bit 2: UL_TOO_LOW
Bit 3: UL_TOO_HIGH
Bit 4...7: reserved
Length
Status message
Slot of the IO-Link master
module (IOLMM)
Events acc. to IO-Link specifi-
cation (see "IO-Link events")
3
3-13