6
Implementierung von Modbus TCP
6.1
- Protokoll-Beschreibung ...............................................................................................................................................................3
6.2
6.3
Modbus-Register............................................................................................................................... 7
6.3.1
- Gepackte Eingangs-Prozessdaten ......................................................................................................................................... 11
- Status/Diagnose ............................................................................................................................................................................ 13
- Gepackte Ausgangs-Prozessdaten ......................................................................................................................................... 13
6.3.2
Register 100Ch: „Gateway-Status" .............................................................................................................................................. 15
6.3.3
6.3.4
6.3.5
6.3.6
6.4
Das Service-Objekt.......................................................................................................................... 17
- Register-Lesen-Indirekt............................................................................................................................................................... 18
- Register-Schreiben-Indirekt ...................................................................................................................................................... 19
6.5
6.6
D300814 0215- BL67 Multiprotokoll
6-1