Lenze E94ARNE Regenerative power supply User Manual

Page 132

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9400 regenerative power supply module | Parameter setting

"CAN on board" system bus

Parameter data transfer

132

L

EDS94ARNExxxx EN 2.3 - 06/2014

Telegram 3 to the drive: request of the 2nd data block

Response telegram 3 from the drive: transmission of 2nd data block with end identifier

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

0x70

0x00

0x00

0x00

0x00

0x00

0x00

0x00

Explanations - telegram 3 to drive
Command

= 0x70 = "read segment request" (request to read the data block)

• Bit 4 = 1 (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

0x17

0x30

0x2E

0x30

0x30

0x00

0x00

0x00

0

asc

.

asc

0

asc

0

asc

-

-

-

Explanations - telegram 3 from drive
Command

= 0x17 = 00010111

bin

:

• Bit 0 = 1 (end of transmission)

• Bit 1 ... bit 3 = 011

bin

(3 bytes do not contain any data)

• Bit 4 = 1 (toggle bit)
Influence of the end bit and the remaining data length on the transmission command

• The end of transmission is indicated by the set end bit 0.

• Bits 1 ... 3 indicate the number of bytes which do not contain any data.

* toggle bit

Data 1 ... 7

= "0.00" (ASCII representation)

The result of the data block transmission is: "01.00.00.00"

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