
E94AYCCA communication manual (CANopen®)
Parameter data transfer
Examples for a parameter data telegram
72
L
EDS94AYCCA EN 5.0 - 06/2012
Telegram 2 to the drive: Request of the 1st data block
Response telegram 2 from the drive: Send 1st data block
Identifier
User data
1st byte
2nd byte 3rd byte
4th byte
5th byte
6th byte
7th byte
8th byte
Command
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
0x060C
0x60
0x00
0x00
0x00
0x00
0x00
0x00
0x00
Explanations of the telegram to the drive
Command
= 0x60 = "Read Segment Request" (request: read data block)
• Bit 4 = 0 (toggle bit)
Influence of the toggle bit to the request command
The individual blocks are toggled successively, i.e. first the request with command "0x60" is
effected (= 011
0*
0000
bin
), then command "0x70" (= 011
1*
0000
bin
), then "0x60" again, etc.
* Toggle bit
Identifier
User data
1st byte
2nd byte 3rd byte
4th byte
5th byte
6th byte
7th byte
8th byte
Command
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
0x058C
0x00
0x30
0x31
0x2E
0x30
0x30
0x2E
0x30
0
asc
1
asc
.
asc
0
asc
0
asc
.
asc
0
asc
Explanations of the telegram to the drive
Command
= 0x00 = 00000000
bin
• Bit 4 = 0 (toggle bit)
Influence of the toggle bit to the transmission command
• The first response of the controller in the command byte is "0x000
0*
0000
bin
" if bytes 2 ... 8
are completely occupied by data and further telegrams are following.
• The second response of the controller in the command byte is "0x000
1*
0000
bin
" if
bytes 2 ... 8 are completely occupied by data and further telegrams are following, etc.
* Toggle bit
Data 1 ... 7
= "01.00.0" (ASCII representation)
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