Inhaltsverzeichnis
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8.17.6.
WNT Telegramm ............................................................................................. 63
8.17.7.
PHT Telegramm .............................................................................................. 63
8.17.8. TEMP2 Telegramm ......................................................................................... 64
8.17.9.
PHT2 Telegramm ............................................................................................ 64
8.17.10. Ereignisstelegramm ......................................................................................... 65
9.
Modbus Kommunikation................................................................................................ 66
9.1.
Protokollbeschreibung ................................................................................................ 66
9.1.1.
Telegrammformat ............................................................................................ 66
9.1.2.
Kommunikationsparameter .............................................................................. 66
9.1.3.
Datentypen ...................................................................................................... 67
9.1.4.
Adressierung ................................................................................................... 67
9.1.5.
Register ........................................................................................................... 67
9.1.6.
Fehlerbehandlung............................................................................................ 67
9.2.
Modbus Funktionen .................................................................................................... 68
Funktion 3/4 - Read Input/Holding Register .................................................... 68
9.2.1.
Funktion 6 - Write Holding Register ................................................................ 69
9.2.2.
Funktion 8 - Loopback Message ..................................................................... 69
9.2.3.
Funktion 16 - Write Multiple Registers ............................................................ 70
9.2.4.
Funktion 17 - Report Slave ID ......................................................................... 70
9.2.5.
9.3.
Registerinhalte ........................................................................................................... 71
9.3.1.
Input Register .................................................................................................. 72
9.3.2.
Holding Register .............................................................................................. 73
10. CANopen Kommunikation ............................................................................................. 76
10.1.
Funktionsbeschreibung .............................................................................................. 76
10.1.1.
Kommunikationsparameter .............................................................................. 76
10.1.2.
Bitrate / Bittiming ............................................................................................. 77
10.1.3.
Fehlerverhalten ............................................................................................... 77
10.1.4.
Servicedatenobjekte (SDO) ............................................................................. 78
10.1.5.
Prozessdatenobjekte (PDO) ............................................................................ 78
10.2.
CANopen Objektverzeichnis ....................................................................................... 78
10.2.1.
Kommunikationsprofil CiA 301 ......................................................................... 79
10.2.2.
Geräteprofil...................................................................................................... 80
10.3.
Objektbeschreibung ................................................................................................... 81
10.3.1.
10.3.2.
10.3.3.
10.3.4.
10.3.5.
10.3.6.
10.3.7.
10.3.8.
10.3.9.
MESA Systemtechnik GmbH • Turmstraße 8 • D-78467 Konstanz • Germany
Tel. +49(0)7531 9371-0 • Fax +49(0)7531 9371-71 • www.mesa-systemtechnik.de • info@mesa-systemtechnik.de
: Device Type .............................................................................. 81
H
: Error Register ........................................................................... 81
H
: Manufacturer Status Register ................................................... 81
H
: Predefined Error Field ............................................................... 82
H
: COB-ID SYNC Message ........................................................... 82
H
: Communication Cycle Period .................................................... 83
H
: Synchronous Window Length ................................................... 83
H
: Manufacturer Device Name ...................................................... 83
H
: Manufacturer Hardware Version ............................................... 83
H
: Manufacturer Software Version ................................................ 84
H
: Store Parameters ...................................................................... 84
H
: Restore Default Parameters ...................................................... 84
H
: COB-ID EMCY .......................................................................... 84
H
: Inhibit Time EMCY .................................................................... 85
H
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Inhaltsverzeichnis
