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Delta BLD-E1 brushless DC motor drive BLD-E1 Series User Manual

Page 126

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Chapter 4 Parameters| BLD-E1 Series

Revision May 2009, 00DE, V0.50

4-85

Command message:

Response

message:

LF

RTU mode:

Command message:

Response message:

Address 01H

Address 01H

Function 03H

Function 03H

21H

Starting data

address

02H

Number of data

(count by byte)

04H

00H

17H

Number of data
(count by word)

02H

Content of address

2102H

70H

CRC CHK Low

6FH

00H

CRC CHK High

F7H

Content of address

2103H

00H

CRC

CHK

Low

FEH

CRC

CHK

High

5CH

(2) 06H: single write, write single data to register.

Example: writing data 6000(1770H) to register 0100H. AMD address is 01H.

ASCII mode:

Command message:

Response message:

STX ‘:’

STX ‘:’

‘0’

‘0’

Address

‘1’

Address

‘1’

‘0’

‘0’

Function

‘6’

Function

‘6’

‘0’

‘0’

‘1’

‘1’

‘0’

‘0’

Data address

‘0’

Data address

‘0’

‘1’

‘1’

‘7’

‘7’

‘7’

‘7’

Data content

‘0’

Data content

‘0’

‘7’

‘7’

LRC Check

‘1’

LRC Check

‘1’

CR

CR

END

LF

END

LF

RTU mode:

Command message:

Response

message:

Address 01H

Address 01H

Function 06H

Function 06H

01H

01H

Data address

00H

Data address

00H

17H

17H

Data content

70H

Data content

70H

CRC CHK Low

86H

CRC CHK Low

86H

CRC CHK High

22H

CRC CHK High

22H

(3) 10H: write multiple registers (write multiple data to registers)

Example: Set the multi-step speed,

Pr.04-00=50.00 (1388H), Pr.04-01=40.00 (0FA0H). AC drive address is 01H.