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need help on the IEC 62056-21 protocol using EMH meter ITZ and DMZ...
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By Anonymous on 27 March, 2007 - 10:06 pm -
Hi,
I'm studying this standard, but I can't figure how is the message format. Is it ASCII or...
By sever on 22 March, 2007 - 12:55 am -
Hi, all.
Help please. I'm from Russia. I work with a gear under protocol IEC 62056-21. The gear...
By Anonymous on 17 March, 2007 - 12:30 am -
i'm starting working on IEC 62056-21 standard, but i don't find much information.
If anyone has...
By Prasanth Gopalakrishnan \(Kalkitech\\IN\) on 11 February, 2007 - 3:03 pm -
You should be able to buy the standard from www.iec.ch.
Sincerely,
...
By Nithin on 11 February, 2007 - 12:32 pm -
Hi...
I am required to use the IEC 62056-21 standard... but am not able to get the standards...
By Rakesh Niranjan on 9 February, 2007 - 2:36 pm -
Hi!
I got an oppurtunity to work on this protocol but I can hardly find any information about...
Vax Station in Provox DCS
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By Bob Peterson on 25 March, 2007 - 11:43 am -
The OS is called VMS. It uses a completely different set of commands. Type in help at the command...
I am working actually with protocol modbus and microcontroller AT89c52.
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By R.Jayapal on 25 March, 2007 - 11:08 am -
Mr Arshad may send me the assembler source code for modbus for use in my hobby project.
Thanks.
...
As the North American Director of PLCopen I would like to receive as many thoughts as possible about what ideal PLC controller software would be. I plan to use this information to propose new PLCopen standards to improve IEC 61131.
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By ww on 24 March, 2007 - 1:34 pm -
First off, i agree with most post to this already, As I am a programmer myself for multiple...
By William Sturm on 24 March, 2007 - 1:32 pm -
Just a thought, the PC industry has had standardized hardware for some time and it hasn't affected...
By Jiri Baum on 24 March, 2007 - 1:30 pm -
Hello,
I think this is the key for standards themselves, too - you need good will and effort if...
By Michael Griffin on 24 March, 2007 - 1:26 pm -
In reply to Jeremy Pollard: I agree with your point that an open committee is unlikely to provide...
By Marc Sinclair on 24 March, 2007 - 10:12 am -
Hi,
Is that the sort of work you want anyway?
When I first started programming PLCs we used...
By Joe Jansen on 23 March, 2007 - 10:55 pm -
I agree. My initial idea was to require a standard file format. XML preferred, but the standard...
By Jeremy Pollard on 21 March, 2007 - 10:21 pm -
Michael - you make some good points. As the former PLCopen managing director, I understand what...
By Nik Kinze on 18 March, 2007 - 1:56 pm -
All of this has I am sure a very noble intent. However, companies are in business to make money. An...
By Michael Griffin on 18 March, 2007 - 1:55 pm -
In reply to Pankaj Gupta and Joe Jansen: PLCopen already *has* an XML format. Have a look at the...
By Michael Griffin on 17 March, 2007 - 5:24 pm -
In reply to Bill Lydon, PLCopen North America: The classic book on IEC 61131-3 is "Programming...
By Pankaj Gupta on 17 March, 2007 - 1:21 am -
I think moving to XML for PLC programming would be a great move in control industry. This will...
By Bill Lydon, PLCopen North America on 17 March, 2007 - 1:09 am -
Michael,
This is exactly the kind of input I want to hear.
I would also like thoughts, ideas,...
By Bill Lydon, PLCopen North America on 17 March, 2007 - 1:09 am -
Joe,
Good ideas, keep them coming.
Thank You,
Bill Lydon
414-427-5853
...
By Vladimir Zyubin on 17 March, 2007 - 12:21 am -
Agreed. You point out fundamental problems of the standard that make it very problematic for...
By Dennis Patterson on 16 March, 2007 - 11:10 pm -
I've been programming PLCs for 25 years now. I'm waiting for the day when a PLC is a generic of...
By Michael Griffin on 15 March, 2007 - 1:44 am -
I believe that there is presently a lack of trust in PLCOpen and a general cynicism about...
By Joe Jansen on 15 March, 2007 - 12:30 am -
Bill,
Thank you for coming to the users to get this info. It is nice to know that someone wants...
i'm doing a project in VB to decode the data that is read from comm port... actually all the data that read is from the comm port are string characters that we can't understand...
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By Ali on 24 March, 2007 - 12:43 am -
I had the same problem. I realized that my device was actually idle Low rather than high, so I just...
I have called an exe generated from matlab using shell command from vb6. the black console appears for a moment. how can i see the output?
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By Anil on 14 March, 2007 - 11:52 pm -
Hi This is Anil,
I want to design a program in VB.NET in such a way that I will enter my input...
i have to connect the plc (its for a tablet coating machine) to the computer using RS232 port.
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By Anonymous on 13 March, 2007 - 11:49 pm -
Connect OPC/DDE server to configure SQL database....
I need to find a resource to interface php with modbus/TCP
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By Roy Yin on 13 March, 2007 - 10:40 pm -
Modserver is a service program, just like OPC server. To control a RTU, C, PHP, or any script...
By Michael Griffin on 11 March, 2007 - 6:01 pm -
In reply to Roy Yin: I had a look at your web site as I was curious, and noticed your mention of...
By Roy Yin on 10 March, 2007 - 3:56 pm -
I have a program called Modserver on Linux (Fedora, Suse). It is very reliable.
The whole...
from the communication department...
How can i read text data from com port and store it as .mdb format in visual Basic 6reading text from com port and store it as .mdb format
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By Anonymous on 10 March, 2007 - 12:39 pm -
i need to capture the PLC data using the RS232 serial port and connect it to the computer. the data...
Does anyone know a code of optimization which is Simulated Annealing and Genetic Algorithm?
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By Anonymous on 6 March, 2007 - 11:40 pm -
See:
http://www.nrbook.com/a/bookcpdf.php
Look for section 10.9
Not C++ but C....
i can't run the DOS commands in VB programs. Please help me.
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By Anonymous on 6 March, 2007 - 11:09 pm -
Thank you for this example, it helped out tremendously....
i'm doing a project in VB where i'm using comm port but when i try to open the port it gives the error as port already open though the port is not open.
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By alvin on 3 March, 2007 - 2:24 pm -
perhaps you can do try catch statement to detect whether the port has been opened. just include the...
http://www.control.com/1026224924/index_html
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By Rejeev on 2 March, 2007 - 1:33 am -
Please send urgently the source code to read USB port.
Thanks,
Rajeev...
Best way to read data from PLC via VB
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By Anonymous on 28 February, 2007 - 12:31 am -
Did you ever get the Omron PLC to work? If so any info you can provide would be great. We are...
How can I configure USB port in VB
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By Anonymous on 23 February, 2007 - 12:26 am -
Hello!
I'm a student, and a need this code to conect and control a usb-bluetooth on vb6. Can you...
By Anonymous on 27 January, 2007 - 1:07 am -
I would be interested in your visual basic code, if you are still giving it out. My email is...
I want to learn Binary code...
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By Anonymous on 16 February, 2007 - 12:43 am -
That doesn't work
110011 = 51
1110011= 115...
How to make program using VB6 for barcode scanning
from the Automation List department...
How to communicat with Microcontrollers through USB port in VBneed Sample source code in VB
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By Ezani on 12 February, 2007 - 11:22 pm -
Robert, could you tell me how to view the COM number the USB device is assigned by Windows?...
from the need help asap department...
what programming language should i use to communicate with the serial port?what programming language should i use to communicate with the serial port?
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By Brian E Boothe on 25 January, 2007 - 1:31 am -
if you have to ask such a question, how are you going to know how to program the serial Port when...
By Ashutosh Kumar on 23 January, 2007 - 10:43 pm -
Hi,
You can select any programming language. .net or vc++ or c
Regs,
Ashutosh Kumar...
Closing an application opened using shell command in VB.
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By Vipul Shah on 19 January, 2007 - 12:57 am -
One way would be to use the free pskill.exe utitlity from sysinternals...
By Anonymous on 19 January, 2007 - 12:45 am -
This script below maybe can solve your problem.
Private Declare Function...
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