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The threads that wouldn't die...
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
Fortune
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When saving a Reference Data Editor in Concept, can anybody tell me the difference between a Reference Data Editor saved as an *RDE vs *RDF??
How we can connect ProSafe-RS PLC with Centum CS3000 Yokogawa DCS with the help of Modbus RTU ALR121?
I don't find the function to read the information of the PM710
New Replies:
Take a look at the READ_VAR and WRITE_VAR functions in Unity. In Unity Pro Version 4.0 there is an...
.NET interface for simple digital I/O between PC and A-B CompactLogix series 1768 with 1768-ENBT Module.
New Replies:
By Mark on 29 October, 2008 - 3:57 pm -
Hi Jakob,
Automated Solutions .NET driver for Logix family is available with two license...
Help with the shell command in VB 6
New Replies:
By JR on 27 October, 2008 - 6:23 pm -
Opening a file with the program via shell is great, but is there any way of automatically printing...
Problems reading inputs from PC parallel port
New Replies:
By David on 25 October, 2008 - 11:20 am -
If I understand your question correctly, this may help... If you are trying to read the 5 input...
By amit das on 19 August, 2008 - 12:59 am -
The input pins at the PC parallel port work exactly opposite as that of the output pins...
i.e....
How can I configure USB port in VB
New Replies:
By Lim Choon Kiat on 20 October, 2008 - 12:08 am -
Hi there,
I went to the site to download driver version 2.04.06. (It comes with the file...
I would use Python and PyUSB instead.
Romulo Rodriguez...
By Ravi on 11 October, 2008 - 8:22 pm -
I had similar requirement and the following is what I did:
a) downloaded a VIRTUAL SERIAL PORT...
By Anonymous on 5 June, 2008 - 12:31 am -
Hi,
Can you forward to me the code too...
heero06 @ gmail. com...
I want to connect RS232 port using java to interface with micro-controller (8051).
New Replies:
Hi,
Look at http://www.giovynet.com, you will find FREE java libraries to manage serial port......
High Level Programe languages
New Replies:
By Umair Anwar on 14 October, 2008 - 6:55 am -
Hi,
Low level languages are:
1 - Machine Language
2 - Assembly Language
High level...
Pros and cons between ControlLogix and Quantum
New Replies:
By James Ingraham on 8 October, 2008 - 2:14 pm -
Robert Willis: "James, your information about which of the original Modicon Quantum...
James, your information about which of the original Modicon Quantum controllers can be FIELD...
By James Ingraham on 6 October, 2008 - 12:32 pm -
chud: "The comment made about the Quantum being out dated is rubbish."
The comment was...
By James Ingraham on 3 October, 2008 - 1:00 pm -
Kirkc: "I'd be starving now if I didn't make new Modicon applications."
That's quite...
By chud on 3 October, 2008 - 7:15 am -
The comment made about the Quantum being out dated is rubbish. Even with other manufacturers...
James, I'd be starving now if I didn't make new Modicon applications. So now you've READ that at...
I want to learn Binary code...
New Replies:
However interesting these posts may be, I am going to have to side with the guy who always places...
By Andy R on 19 September, 2008 - 11:46 pm -
Binary is EASY. VERY easy. It's just getting the hang of it, that's all.
Okay, let's take 111...
By Computer expert on 3 September, 2008 - 1:36 am -
You're dead wrong! The number 16 in binary is 00010000 in 8 bit....
How to make program using VB6 for barcode scanning
New Replies:
By B. Anderson on 12 September, 2008 - 1:30 am -
There is a VB6 tutorial for USB scanners at http://www.idautomation.com/scanenable/ and it is much...
Are 3GL more machine efficient and easier to test and maintain than 4GL?
New Replies:
By Lee on 26 August, 2008 - 12:53 am -
I have blogged about this subject at length. I believe it is a fair debate.
...
What constitutes a higher-level language?
New Replies:
By Juan Jose Denis Corrales on 17 August, 2008 - 1:09 pm -
We are building our entire system with python, and so far we've encountered many advantages and no...
By James Ingraham on 15 August, 2008 - 1:51 am -
Michael Griffin, quoting "Programming Industrial Control Systems Using IEC 1131-3" by...
By Andrey Romanenko on 14 August, 2008 - 1:14 am -
Very interesting project, Barry!
I thought I would mention the OpenSCADA project...
By Barry Barnreiter on 12 August, 2008 - 2:28 am -
There is now an OPC client library available for Python language, making it usable for many...
By Michael Griffin on 8 August, 2008 - 7:49 pm -
In reply to James Ingraham: "Programming Industrial Control Systems Using IEC 1131-3" by...
By Curt Wuollet on 7 August, 2008 - 11:29 pm -
I would add to Michael's excellent summary that
what the languages can and can't do is very much
...
By James Ingraham on 7 August, 2008 - 12:29 am -
Michael said: "IEC 61131-3 has something called Structured Text (ST). ST is similar to Pascal...
By Jeremy Pollard on 7 August, 2008 - 12:22 am -
Bill -
Some IEC-61131 software packages can call compiled DLLs, which in turn can have access to...
By William Sturm on 7 August, 2008 - 12:18 am -
I think that BASIC, VB classic and VBA have been the majority so far. C has been used for an API,...
By James Ingraham on 6 August, 2008 - 12:46 am -
"I'm finding little consensus..."
Ha ha! You won't find consensus.
"Is it C#,...
By Michael Griffin on 6 August, 2008 - 12:43 am -
"More complex applications for discrete/machine control" can cover a lot of different...
I am using concept v26sr2 but after all Microsoft Security Bulletin have been installed, runing concept will appear error...
New Replies:
By RA on 1 August, 2008 - 12:54 am -
Thanks GH. This helped us mucho. Thanks again.
ronalda at testengeer. com...
from the I am looking for some sample source code about the MODBUS protocol using Java... department...
Modbus communications with Java!I am looking for some sample source code about the MODBUS protocol using Java...
New Replies:
By tugalsan on 23 July, 2008 - 3:15 am -
Just find the classes from old versions of Java and put them as library.
(I am working on the...
Hey, can anyone show me how to open another VB6 application from one application?
VBhide not hiding
New Replies:
By G8or on 12 July, 2008 - 12:40 am -
The actual code opens ftp.exe, but that really doesn't matter because the below example acts the...
By Michael Batchelor on 10 July, 2008 - 1:02 am -
Maybe it's a plot by secret minions at Microsoft to drive you mad so they can control your brain.
...
i am looking for a way to convert lm 30 to plc-5.
Learning CL Honeywell programing
How to calculate phase difference by using IEC61131-3 PLC programming languages?
I want to raw write data to the data line on a USB port...
New Replies:
By Gil Lund on 21 June, 2008 - 4:03 pm -
You need to read the book USB Complete by Jan Axelson who is an expert on serial communication. ...
Atmel USBKey demo board and i'm wondering how can I control leds and get temperature via HID class in VB 2003/2006/2008?
how can I connect procidia or 353 controller moore to wincc procidia
New Replies:
By Bill on 6 June, 2008 - 11:36 pm -
Procidia & 353 support Modbus & Ethernet (optional). OPC servers are available for both and...
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