Alpha AS600M Series, Руководство пользователя

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Appendix 2 Use of MODBUS Communication
89
Command Content
Driver Address 01
Command Code 10
Start
Address
High Bit 01
Low Bit 02
Number of
Addresses
High Bit 00
Low Bit 01
Number of Data 02
Content of
Data
High Bit 0B
Low Bit B8
CRC
High Bit B1
Low Bit D2
Normal Response Content
Driver Address 01
Command Code 10
Start
Address
High Bit 00
Low Bit FF
Number of
Addresses
High Bit 00
Low Bit 01
Number of Data 02
Content of
Data
High Bit 01
Low Bit 02
CRC
High Bit B3
Low Bit CF
Abnormal Response
Content
Driver Address 01
Command Code 90
Abnormality
Code
23
CRC
High Bit 0D
Low Bit D9
[10H]
Two Commands Writing: it can operate the two registers of 0001 action command and
0002 frequency setting 1. It should be noted that the operation command giving manner
setting (P0.07) should be “serial communication” and that the frequency setting source
1 (P0.03) should be “communication setting”.
Example: set the frequency as 50.0Hz.
Command Content
Driver Address 01
Command Code 10
Start
Address
High Bit 00
Low Bit 01
Number of
Addresses
High Bit 00
Low Bit 02
Number of Data 04
Content of
Data
High Bit 00
Low Bit 01
High Bit 13
Low Bit 88
CRC
High Bit 6E
Low Bit F5
Normal Response Content
Driver Address 01
Command Code 10
Start
Address
High Bit 00
Low Bit 01
Number of
Addresses
High Bit 00
Low Bit 02
CRC High Bit 10
Low Bit 08
Abnormal Response
Content
Driver Address 01
Command Code 90
Abnormality
Code
03
CRC
High Bit 0C
Low Bit 01
Notes: The number of data doubles that of address.