The Command Specifier have the following setup:
Initiate Download Command Specifier:
Request:
Bit
7
6
5
4
3
2
1
0
ccs
0
n
e
s
Response:
Bit
7
6
5
4
3
2
1
0
scs
0
Download SDO Segment Command Specifier:
Request:
Bit
7
6
5
4
3
2
1
0
ccs
t
n
c
Response:
Bit
7
6
5
4
3
2
1
0
scs
t
0
0
0
0
Abbreviation Description
Values
ccs
Client command Specifier
1 = Initiate download request
0 = Download sequence request
scs
Server command Specifier
3 = Initiate download request
1 = Download sequence response
n
Only valid if e =1 AND s = 1,
in all other cases n = 0.
If valid: Amount of data bytes, that con-
tain no useful data
e
Transfer type
0 = Normal Transfer
1 = Expedited Transfer (see
chapter 11.3.2)
s
Size indicator
0 = Data frame size is displayed
1 = Data frame size is not displayed
t
Toggle bit, toggled with each
Segment change
0 = First and odd segments
1 = Second and even segments
c
Continue bit, marks following
segments
0 = Further segments follow.
1 = This was the last segment.
Initiate SDO Upload
COB-ID
0
1
2
3
4
5
6
7
Request
Client
Server
0x600 +
Node-ID
cs
Index
Subidx
Daten
0x21 LSB
MSB
LSB
…
…
MSB
Response
Server
Client
0x580 +
Node-ID
cs
Index
Subidx
Daten
0x41 LSB
MSB
00
00
00
00
Segment Upload, first and odd segments
COB-ID
0
1
2
3
4
5
6
7
Request
Client
Server
0x600 +
Node-ID
cs
Daten
0x00
00
00
00
00
00
00
00
Response
Server
Client
0x580 +
Node-ID
cs
Daten
0x20
00
00
00
00
00
00
00
Segment Upload, second and even segments
COB-ID
0
1
2
3
4
5
6
7
Request
Client
Server
0x600 +
Node-ID
cs
Daten
0x10
00
00
00
00
00
00
00
Response
Server
Client
0x580 +
Node-ID
cs
Daten
0x30
00
00
00
00
00
00
00
36
CM-CAN ACU
04/13
Содержание Vectron Active Cube
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