Delta DVP-15MC Series - Page 907

Appendix A. Modbus Communication
A-3
A_
 Request message:
Field name Field character
ASCII code corresponding to field
character
Start character
“：”
3A
Communication address:
01
“0” 30
“1” 31
Function code: 03
“0” 30
“3” 33
Start address: 16#0000
“0” 30
“0” 30
“0” 30
“0” 30
Data number
(Counted by word): 2
“0” 30
“0” 30
“0” 30
“2” 32
LRC check code: 16#FA
“F” 46
“A” 41
End character 1
CR 0D
End character 0
LF 0A
 Response message:
Field name Field character
ASCII code corresponding to field
character
Start character
“：”
3A
Communication address: 01
“0” 30
“1” 31
Function code: 03
“0” 30
“3” 33
Data number
(Counted by byte):
“0” 30
“4” 34
Read content of 16#1000
address
“0” 30
“0” 30
“0” 30
“1” 31
Read content of 16#1001
address
“0” 30
“0” 30
“0” 30
“2” 32