AdsReadStateReq

The AdsReadStateReq method enables the transmission of an ADS state read command for reading the ADS and device state from an ADS server. When the response is received, AdsReadStateCon is called.

Syntax

int AdsReadStateReq(AmsAddr& rAddr, ULONG invokeId);

AdsReadStateReq 1: Return value

Type: int

Error code - see AdsStatuscodes.

Parameter

Name

Type

Description

rAddr

AmsAddr

[in] Structure with NetId and port number of the ADS server.

invokeId

ULONG

[in] Handle of the command, which was sent. The InvokeId is specified by the source device and is used for the identification of the commands.