PPC Manual Revision 1
Chapter 20: Modbus Communication
15 Writing to multiple I relays
Element
Message start
mark (:)
Address No.
(ADR)
Function code
(0x0F)
I relay start
No.
Number of I
relays
Byte count
(Note 1)
1 1 2 2 1
1 2 2 4 4 2
Write data
Write data Error check
Message
end mark
(CR+LF)
1 1 2
2 2 2 2
Element
Message
start mark
(:)
Address No.
(ADR)
Function code
(0x0F)
I relay start
No.
Number of
I relays
Error
check
Message
end mark
(CR+LF)
1 1 2 2 2
1 2 2 4 4 2 2
To Next Page
Loading...
