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120 Communication protocol
Service access points (SAPs)
The services of the PROFIBUS Data Link Layer (Layer 2) are used
by PROFIBUS DP through service access points (SAPs). Precisely
defined functions are assigned to individual SAPs.
For further information on SAPs, refer to the manual of the
PROFIBUS master,
PROFIDRIVE – The PROFIBUS Profile for
Adjustable Speed Drives V2.0 and V3.1
, or the EN 50170 and
IEC 61784 standards.
Communication start-up
The following service access points (SAPs) are used to initiate DP
communication:
SAP no.
Short name
Name
Default SAP (0)
Data_Exch
Cyclical Data Exchange
(Write_Read_Data)
58
Global_Control
Global Control Service
59
Get_Cfg
Read Configuration Data
60
Slave_Diag
Read Diagnostic Data
61
Set_Prm
Send Parameter Data
62
Chk_Cfg
Check Configuration Data
Summary of Contents for FPBA-01 PROFIBUS DP
Page 4: ......
Page 10: ...10 Table of contents Document library on the Internet 195 ...
Page 20: ...20 About the manual ...
Page 26: ...26 Overview of the PROFIBUS network and the FPBA 01 module ...
Page 30: ...30 Mechanical installation ...
Page 91: ...Start up 91 8 Click Properties Network Settings and set baud rate ...
Page 98: ...98 Start up ...
Page 118: ...118 Communication profiles ...
Page 178: ...178 Diagnostics ...
Page 182: ...182 Technical data ...