turck BL20 Handbuch Seite 4

4.4 Prinzip der Datenhaltung............................................................................................................................. 4-17
4.4.1 Allgemeines ...........................................................................................................................................................................................4-17
4.4.2 Parameter „Datenhaltungsmodus" = aktiviert..........................................................................................................................4-18
4.4.3 Parameter „Datenhaltungsmodus" = einlesen ........................................................................................................................4-20
4.4.4 Parameter „Datenhaltungsmodus" = überschreiben............................................................................................................4-20
4.4.5 Parameter „Datenhaltungsmodus" = deaktiviert, löschen..................................................................................................4-20
4.5 Funktionen für die azyklische Kommunikation via IO-Link CALL ............................................................ 4-21
4.5.1 Port-Funktionen für Port 0 (IO-Link-Master) ..............................................................................................................................4-21
- Subindex 64: Master Port Validation Configuration .......................................................................................................... 4-21
- Subindex 65: IO-Link Events ....................................................................................................................................................... 4-21
- Subindex 66: Set Default Parameterization .......................................................................................................................... 4-22
- Subindex 67: Teach Mode .......................................................................................................................................................... 4-23
- Subindex 68: Master Port Scan Configuration ..................................................................................................................... 4-24
- Subindex 69: Extended Port Diagnostics............................................................................................................................... 4-25
- Device Status.................................................................................................................................................................................... 4-26
5 Der IO-Link-Funktionsbaustein „IOL_CALL"
5.1 Allgemeines..................................................................................................................................................... 5-2
5.2 IOL_CALL gemäß IO-Link Spezifikation ........................................................................................................ 5-2
5.2.1 Eingangsvariablen................................................................................................................................................................................. 5-3
5.2.2 Ausgangsvariablen................................................................................................................................................................................ 5-4
5.2.3 STATUS - Kommunikationsfehlerstatus......................................................................................................................................... 5-5
5.2.4 IOL_STATUS ............................................................................................................................................................................................. 5-7
6 „IOL_CALL" (FB102) in Step 7 (PROFIBUS-DP/PROFINET)
6.1 Beispielprojekt................................................................................................................................................ 6-2
6.1.1 Verwendete Hardware......................................................................................................................................................................... 6-2
6.1.2 Verwendete Software........................................................................................................................................................................... 6-2
6.2 Konfiguration in HW-Config .......................................................................................................................... 6-3
6.2.1 Konfiguration des IO-Link-Masters ................................................................................................................................................. 6-3
6.2.2 Konfiguration der IO-Link-Ports ....................................................................................................................................................... 6-4
6.3 Verwendung des Funktionsbausteins in Step 7........................................................................................... 6-6
6.3.1 Beispielzugriffe mit IOL_CALL........................................................................................................................................................... 6-7
- Lesezugriff ........................................................................................................................................................................................... 6-7
- Schreibzugriff..................................................................................................................................................................................... 6-9
7 „IOL_CALL" in CODESYS 2.3 (für programmierbare Gateways)
7.1 Beispielprojekt................................................................................................................................................ 7-2
7.1.1 Verwendete Hardware......................................................................................................................................................................... 7-2
7.1.2 Verwendete Software........................................................................................................................................................................... 7-2
7.2 Konfiguration in CODESYS 2.3....................................................................................................................... 7-3
7.2.1 Konfiguration des IO-Link-Masters ................................................................................................................................................. 7-3
7.2.2 Konfiguration der IO-Link-Ports ....................................................................................................................................................... 7-3
- Port-Konfiguration im Beispielprojekt ...................................................................................................................................... 7-4
ii D301332 1114 - BL20-E-4IOL/BL67-4IOL