156 Communication protocol
The table below shows the contents of the PROFIdrive Request
header.
Field(s)
Description
Range
Byte/Word
Request
Reference
Unique identification
set by the master.
Changed for each
new request.
1…255
Byte
Request ID
Request type for the
issued block
Request
Parameter (01h)
Change
Parameter (02h)
Byte
Drive Object
ID
To be set to 0 or 1.
0…255
Byte
No. of
Parameters
Number of parameters
that are present in the
request
1…37
Byte
Attribute
Type of object being
accessed
Note:
“Description”
and “Text” are not
supported.
Value (10h)
Description (20h)
Text (30h)
Byte
No. of
Elements
Number of array
elements accessed or
length of string
accessed. Set to 0 if
non-array parameters
are used.
0, 1…234
Byte
Parameter
Index
Address of the
parameter that is
being accessed. “0” is
allowed by FPBA-01.
1…65535
Word
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 ...