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Chapter 8. Active I/O Message Commands

Active I/O message commands are for ioLogik E2000 Ethernet I/O only. These commands manage

active I/O messages that are received from an ioLogik E2000.

Message2K_Start

This function code is used to start receiving active I/O messages

from an ioLogik E2000 Ethernet I/O.

C/C++

Callback Function

Arguments

Return Value

int Message2K_Start ( int iProtocol,

WORD wPort,

pfnCALLBACK iProcAddress);

Void FunctionName ( BYTE bytData[],

WORD wSize);

iProtocol: Transmission protocol.

1: TCP

2: UDP

wPort: TCP or UDP port number.

iProcAddress: Callback function, which is called after

receiving an active I/O message from an

ioLogik E2000 Ethernet I/O.

bytData: An array that stores the message.

wSize: Array size.

Succeed MXIO_OK.

Fail Refer to Return Codes.

Message2K_Stop

This function code is used to stop receiving active I/O messages

from an ioLogik E2000 Ethernet I/O.

C/C++

Arguments

Return Value

int Message2K_Stop( int iProtocol);

iProtocol: Transmission protocol.

1: TCP

2: UDP

Succeed MXIO_OK.

Fail Refer

oRe

nCodes.

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Moxa M-1401 Manual Pagina 125