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Ex. Write data data 1=11, data 2=22, data 3=33 and data 4=44 to AC
drive address 52(34H)
1. RTU
2. ASCII
Computer command message AC drive response message
D1 Address 34H D1 Address 34H
D2 Function 08H D2 Function 08H
D3 Data 1 11H D3 Data 1 11H
D4 Data 2 22H D4 Data 2 22H
D5 Data 3 33H D5 Data 3 33H
D6 Data 4 44H D6 Data 4 44H
D7 CRCL CRCL D7 CRCL CRCL
D8 CRCH CRCH D8 CRCH CRCH
Computer command message AC drive response message
STX 3A STX 3A
D1
Address '3'
Address '4'
33
D1
Address '3'
Address '4'
33
34 34
D2
Function '0'
Function '8'
30
D2
Function '0'
Function '8'
30
38 38
D3
Content1 '1'
Content1 '1'
31
D3
Content1 '1'
Content1 '1'
31
31 31
D4
Content2 '2'
Content2 '2'
32
D4
Content2 '2'
Content2 '2'
32
32 32
D5
Content3 '3'
Content3 '3'
33
D5
Content3 '3'
Content3 '3'
33
33 33
D6
Content4 '4'
Content4 '4'
34
D6
Content4 '4'
Content4 '4'
34
34 34