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The library Ethernet.lib

The functions of the Ethernet library support the handling of IP configurations. Similar to the settings in

'Network Configuration', the network settings can be made per function call.

Functions

The Ethernet library contains the following functions:

 EthGetIPConfig: For reading of the IP configuration

 EthSetIPConfig: For setting of the IP configuration

EthGetIPConfig

This function reads out the IP configuration values set per 'Network Configuration'.

In/Out Variable Data type Description

pIPConfig T_IPConfig *)

*) T_IPConfig

The structure contains the following variables:

Variable Data type Description

Name STRING(15) Name of the control, e.g. 'myPLC'

IP STRING(15) IP address, e.g. '192.168.5.20'

SubnetMask STRING(15) Subnet mask, e.g. '255.255.255.0'

Gateway STRING(15) Gateway address, e.g. '192.168.5.1'

DHCP BOOL If TRUE then the IP address is automatically polled

by the DHCP server. The current IP address of the

control can then be differently from the configured

one.

See also the topic 'Ethernet connection' in the system manual.

Output variable Data type Description

EthGetIPConfig BOOL Return value:

TRUE ... Function successfully executed,

FALSE ... Function was not successfully

completed.

CECX-III 1

Festo CECX-X-C1 Series User Manual

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