132 Appendix
WAGO-I/O-SYSTEM
750
750-657 IO-Link Master
Manual
Version 1.0.2, valid from FW/HW-Version 02/01
Access to data areas with FI_Index not equal to 98 is achieved using the
PROFIBUS DP/V1 "Read" and "Write" services.
Figure 48: Function block for DP/V1 Write
According to the PROFIBUS specification, the "RECORD" parameter is defined
as follows:
Table 130: Parameter „RECORD“
Data
Data type ExtFunc Description
Extended_Function_Num 1 Octet
08h
Indicates „CALL“, fix
Entity_Number
1 Octet
0...63
IO-Link port
FI_Index
2 Octets
650xx
IO-Link profile specific
Call-Header
IO-Link specific
extensions
236 Octets IO-Link Extensions comprise an IO-Link
header with „State“, „IOL_Index“
and „IOL_Subindex“
Body
For access to the different data areas:
Table 131: Access to data areas
Topic
Index
ExtFunc
Entity
FI-Index
IOL-M-Directory 255
0x08
0
65099
I&M 0
255
0x08
0
65000
I&M 1..4
255
0x08
0
65001-65004
11.4.1.3.2 PROFIBUS Master (general)
Depending on the communication modules of a control manufacturer available,
use of an IOL_Call block is possible or if necessary, implemented on the basis of
the standardized PROFIBUS DP/V1 "Read" and "Write" services.