Appendix – Lenze ECSCPxxx User Manual
Page 428

Appendix
Communication with MotionBus/system bus (CAN)
Parameter data transfer
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428
EDBCSXP064 EN 8.0
Writing parameters
The acceleration time C0012 (parameter set 1) of the controller with the node address 1 is
to be changed to 20 seconds via the SDO1 (parameter data channel 1).
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Identifier calculation
Identifier from SDO1 to controller
Calculation
1536 + node address
1536 + 1 = 1537
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Command "Write Request" (transmit parameter to drive)
Command
Value [hex]
Write request
0x23
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Index calculation
Index
Calculation
24575 − code number
24575 − 12 = 24563 = 0x5FF3
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Subindex: 0
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Calculation of the acceleration time
Data 1 ... 4
Calculation
Value for acceleration time
20 s
ú 10000 = 200000
= 0x00030D40
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Telegram to controller
Identifier
User data
Command
Index
LOW byte
Index
HIGH byte
Subindex
Data 1
Data 2
Data 3
Data 4
1537
0x23
0xF3
0x5F
0x00
0x40
0x0D
0x03
0x00
ƒ
Telegram from controller if executed faultlessly
Identifier
User data
Command
Index
LOW byte
Index
HIGH byte
Subindex
Data 1
Data 2
Data 3
Data 4
1409
0x60
0xF3
0x5F
0x00
0x00
0x00
0x00
0x00
– Command:
"Write Response" (response of the controller (acknowledgement)) = 0x60
– Identifier:
SDO1 from controller (= 1408) + node address (= 1) = 1409