Omron SYSDRIVE 3G3MV-A2001, User Manual

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7-15
H
Example of Data Read
•
In the following example, two-register data (the RUN command) is written from register 0002 Hex of
the Inverter with a Slave address of 01.
D
DSR Message
Byte No. Data Data
example
(Hex)
1 Slave address 01
2 Function code 10
3
Register No. of write start data
00
4
g
01
5 Number of registers of write data 00
6
g
02
7 Data of start register 04
8 Data in register No. 0001 MSB 00
9
g
LSB 01
10 Data in register No. 0002 MSB 02
11
g
LSB 58
12
CRC-16 check
63
13 39
D
Response
Normal
Byte No. Data Data
example
(Hex)
1 Slave address 01
2 Function code 10
3
Register No. of write start data
00
4
g
01
5
Number of registers of write data
00
6
g
02
7 CRC-16 check 10
8 08
Error
Byte No. Data Data
example
(Hex)
1 Slave address 01
2 Function code 90
3 Error code 02
4
CRC-16 check
DC
5 C1
Communications Chapter 7