5 Implementation of Modbus TCP
5.6 The Service-Object
XI/ON: XNE-GWBR-2ETH-MB
10/2011 MN05002008Z-EN
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67
5.6.2
"Indirect writing of registers"
1 to 122 (Count) Modbus-registers are written, starting with address x (Addr).
• service-request
• service-response
2000h
2001h
2002h
2003h
2004h
2005h
207Fh
service no.
0×0000
0×0010
Addr
Count
register contents
2080h
2081h
2082h
2083h
2084h
2085h
20FFh
service no.
result
0×0010
Addr
Count
reserved