The DPV1 command channel
DPV1 command 33dec (21hex):
read diagnosis string of an AS-i slave with the profile S-7.4
11-32
11.15
DPV1 command 33
dec
(21
hex
):
read diagnosis string of an AS-i slave with the profile S-7.4
Request of DPV1 master
Bit
Word
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
user ID
command request = 65
hex
2
reserved = 0
AS-i slave address
command number = 21
hex
= 33
dec
3…17
ignored
18
field number (00 / 01)
number of bytes to be read
Legend
→
page
and
field number
??
Example:
Word no.
Value [hex]
Description
1 0765
07 = user ID changes e.g. to 7
65 = command request
2 0321
slave address = 3(A),
21 = command number 33
3…17 0000
reserved
18
??08
?? = field number
08 = read 8 bytes diagnostic data
Summary of Contents for Ecomat 300 AC1355
Page 8: ...8 15 Terms abbreviations 15 1 16 Index 16 1 ...
Page 12: ...On this manual Overview where is what 1 4 ...
Page 14: ...Safety instructions Functions and features 2 2 ...
Page 16: ...System requirements Required accessories 3 2 ...
Page 18: ...Getting started Set up Profibus DPV1 4 2 ...
Page 24: ...Menu Main menu Fieldbus Setup 6 4 ...
Page 52: ...Set up Finish set up 7 28 ...
Page 238: ...Technical data Profibus DP interface 13 2 ...
Page 246: ...Terms abbreviations 15 6 ...