Lenze DDS System bus CAN for PLC Bedienungsanleitung PDF herunterladen (Seite 143)

System bus (CAN) for Lenze PLC devices

LenzeCanDrv.lib function library

10.1 Overview

10−1

PLC−Systembus EN 2.0

10 LenzeCanDrv.lib function library

By using the functions/function blocks of the LenzeCanDrv.lib function library, so−called "free CAN

objects" can be added to the fixedly integrated CAN objects.

10.1 Overview

Function/FB Information

CAN driver

L_CanInit Initialise CAN driver ^ 10−2

L_CanClose Deactivate CAN driver ^ 10−5

L_CanGetStatus Query driver status ^ 10−6

L_CanGetRelocCobId Query COB−ID range ^ 10−7

Transmitting/receiving CAN objects

L_CanPdoTransmit Send CAN object ^ 10−8

L_CanPdoReceive Receive CAN object ^ 10−12

10.2 Version identifiers of the function library

The version of the function library can be found under the global constant

C_w[Function library name]Version .

Version identifiers as of PLC software version 7.x:

Constant Meaning

Example

value

C_w[FunctionLibraryName]VersionER External Release 01

C_w[FunctionLibraryName]VersionEL External Level 05

C_w[FunctionLibraryName]VersionIR Internal Release 00

C_w[FunctionLibraryName]VersionBN Build No. 00

Version: 01 05 00 00

The value of this constant is a hexadecimal code.

· In the example, "01050000" stands for version "1.05".

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Lenze DDS System bus CAN for PLC Bedienungsanleitung Seite 143