6 F 3 B 0 3 6 2

5.2 Sample Computer Link Protocol Program

This section presents a sample program that runs on the host computer (a personal computer or workstation) and that uses computer link protocol transmission.

This program issues a read/write request for 32 words from the start of the T2N D registers.

Operating environment

Hardware: Toshiba J-3100PV

3Com Etherlink ΙΙΙ (3C509/B)

Software: PC-NFS Pro 1.1.1.0 Microsoft VisualC++ 1.0

Transfer parameters

 

 

 

Local IP address:

133. 113.

98.

200

Local UDP port number:

3001

 

 

Remote IP address:

133. 113.

98.

10

Remote UDP port number: 3001

/**********************************************************************/

/*

 

 

*/

/*

SAMPLE.H

 

*/

/*

 

 

*/

/*

 

 

*/

/*

Write and read requests can be issued to other T2N units

*/

/*

by modifying this definition file.

*/

/*

 

 

*/

/*

 

 

*/

/*

 

 

*/

/*

(C) Copyright TOSHIBA Corporation 1995

*/

/*

All Rights Reserved

 

*/

/*

 

 

*/

/**********************************************************************/

/*---------------------------*/

 

/* Definition declarations

*/

 

/*---------------------------*/

 

#define

MY_PORT

3001

/* Local port number

*/

#define

DST_PORT

3001

/* Remote port number

*/

#define

DST_IP

"133.113.98.10"

/* Remote IP address

*/

#define

LOOP

10

/* Data transmission execution count */

#define

DATASIZ

32

/* Data length

*/

 

 

 

/* Computer link function = word units */

#define

RECVTOUT

30

/* RECVFROM timeout time

*/

#define

REG_TYPE

"D"

/* Register type

*/

#define

REG_ADR

"0000"

/* Register start address */

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Toshiba T2N instruction manual Sample Computer Link Protocol Program, ∙ Remote UDP port number