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1
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1answer
9 views

Cannot use COM ports under my Linux

I am trying to obtain the COM port for a device but after I connect it, it is suddenly disconnected. I got the minicom package installed, and when I execute dmesg | grep tty I obatin this output: [ ...
0
votes
0answers
24 views

Windows Service unable to detect COM port

We have a windows service (written in C#) that uses a 3rd party DLL to communicate with a COM printer. Already tested the windows service in 4 local machines, and in every case the printer works ...
-3
votes
1answer
32 views

“cannot open port!” in a DLL project [closed]

I made a C Console Application in Visual Studio in order to access one of the COM ports with the following code and all went well. #include <windows.h> #include <stdio.h> #include ...
0
votes
0answers
15 views

COM visible DLL only registered for Administrators

I have a 64-bit DLL and I also have an installer for this dll. This installer registers the dll as com visible. To do this i have to be admin. Everything works fine so far and i also can use the dll ...
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0answers
18 views

VirtualBox: create a serial port bridge to the same VM

I'd like to make a bridge between Serial Port 1 and Serial Port 2 on a VM. Practically this would route all data from VM Serial Port 1 back to VM Serial Port 2 so that an application listening on ...
1
vote
1answer
45 views

How can I register a (32-bit) COM DLL as a COM+ application

I heard that you can register a 32 COM server DLL in COM+ so it will be executed as local server instead of an in-process server. This solves a 64/32 bit issue, it would be possible to access the ...
0
votes
1answer
55 views

Simplest way to send characters to USB serial device on Mac using script

I have a simple serial device that I need to talk to (but not listen to) periodically via command. The device is connected OK as /dev/usbxxx. What is the simplest/easiest way to do this? Installing ...
0
votes
0answers
55 views

Executable fails to launch over RDP but works fine on physical machine

I have an executable written in C# running on Windows Server 2012 r2 If I start it, when I am working on the physical computer, it works just fine. But if I am logged into the computer through RDP it ...
0
votes
0answers
15 views

How can Excel add-ins be managed in an environment with multiple version of Office?

I have both Excel 2010 and 2013 installed. COM add-ins appear to be shared by all versions of Office. This is problematic because the whole point of having multiple version installed was to be able to ...
0
votes
0answers
220 views

No COM1 port on hyper-v

I just made a fresh Windows 8.1 install and am trying to set-up a VM for kernel debugging. Therefore, I need to create a serial link to debug the VM using windbg. Usually I just simply add a new COM ...
1
vote
1answer
95 views

Why do I have to manually add Local Activation permission for domain account even if it's a member of the local Administrators group?

A SQL Server 2012 agent job was failing with: The application-specific permission settings do not grant Local Activation permission for the COM Server application with CLSID {...} and APPID ...
0
votes
5answers
2k views

Cannot Delete Unwanted COM ports - Windows 7

I recently installed a Cannon wireless printer for temporary use, the drivers of which set nearly all my COM ports to be constantly in-use (an occasionnal bug noted in the ReadMe after installation ...
0
votes
1answer
153 views

Explorer.exe COMRuntime error: unexisting user can't get access permissions to COM server

since explorer has no appid, it's not possible to find relevant DCOM component in Component Services. I tried editing access rights in Elevated-Unelevated Explorer Factory component and editing ...
0
votes
1answer
27 views

COM port forwarding software

I need to find software to redirect COM port from PC with device to remote server (over ethernet). But first: connection must be initialized by client to server (from PC with device), and second: ...
-1
votes
1answer
36 views

Is there a way of knowing who the owner of an Explorer window is, and their groups/account rights?

Related question: Opening Explorer shell with admin privileges on XP (with IE7 installed) Once an Explorer window is opened, how can we tell the difference between one that is running as Admin and ...
0
votes
0answers
159 views

Check which com port my device uses?

I have a device hooked up to the USB connector and within it's software i have to choose which com port it uses. With Windows XP i would go to the device manager and go to com devices/ports where it ...
1
vote
1answer
395 views

Try to resolve logged error SQL Server/SQL Server 2008 R2

I have this logged error #10016 The application-specific permission settings do not grant Local Launch permission for the COM Server application with CLSID ...
0
votes
0answers
472 views

Is it possible to use a terminal emulator with the LPT port?

I am not very experienced with terminal emulators, but most of the emulators I have seen and used are asking to connect over a serial (COM) port. Is it possible to use a terminal emulator with the ...
0
votes
1answer
73 views

How can I get an overview of COM ports on a Windows computer?

How can I see both physical and virtual COM ports that have been installed and configured on a Windows computer? Can I see the settings and services they have been assigned to, or do I have to go the ...
10
votes
3answers
14k views

How to wire the LPT and COM port headers on a motherboard?

I would like to add an LPT and a COM port to my computer. The board has no LPT or COM port on the I/O panel on the back. However, there are LPT and COM port headers on the board. You can see these ...
0
votes
1answer
639 views

How to allow only cell resizing but cannot change data in excel?

In one of my lotusscript code, I output some data to excel. Initially I only allow the user to print and not make any changes to the spreadsheet. But then the user request that they want to resize the ...
3
votes
1answer
3k views

Redirect serial com to tcp port

I would like to know if exists some utility that connects to serial port and redirect input and output to a tcp port. I need this for a Java application, I need to write and read to a serial port but ...
1
vote
0answers
459 views

Virtual COM Port Using usbser.sys Keeps Dropping

I have a C# wpf application that is communicating with a device via a virtual com port over USB. This device is using the usbser.sys driver. Everything works normally as expected and communication is ...
0
votes
0answers
428 views

Why is my COM port list empty; how can I add COM ports for my modem?

Adding a new modem to my Windows 8: But I'm stuck at this screen:
2
votes
4answers
15k views

How can you test communication on a COM/Serial port?

We have a OHAUAS defender 5000 series model T51P Weighting scales with a COM port. if we connect this to a PC we should be able to get the weight on the computer by sending a command to it. Is there ...
1
vote
2answers
885 views

Escape sequences in virtual terminal

I need send next escape sequence through COM port. ^[[LD NOTE (from manual) Pressing "Ctrl-v", "Ctrl-[" on keyboard will generate the "^[" escape sequence. In some file systems, the escape ...
0
votes
0answers
359 views

Is there some setting in windows 7 that make USB Virtual COM ports work more fast?

I created a piece of software that send information to Virtual COM Ports, these Virtual COM Ports are used by a USB device, and I have got 2 computers: 1 Notebook and 1 Netbook, but this Notebook is ...
0
votes
2answers
560 views

Programmatically updated a cell's formula in one PC shows #Name in another PC

We have a lot of spreadsheets and there is a need to upgrade an important Addin. The change will involve converting an old formula to a new one. It is not a straightforward change because the name ...
1
vote
1answer
1k views

Install COM AddIn without adminstrative rights

I have a custome excel add in. I would like to install it on XP machine (to be added on Excel 2007). The problem I am having is that users don't have admin rights and also they have no permission to ...
1
vote
1answer
140 views

COM+ “Enable Partitions” Windows 7

Windows 7 Pro, 32-bit... when I go into Component Services and expand computers and right-click on My Computer and choose properties, the Options tab has a disabled Enable partitions option that I ...
0
votes
0answers
333 views

How do I use a USB printer as a COM port?

How do I make my USB printer simulate a COM port? I tried the solution here: How do I simulate a parallel (LPT) Printer with a USB Printer? … and I got this error message: "the network resource ...
0
votes
0answers
320 views

Is there software to write to RFID cards?

I have a specialty RFID writing hardware, I just want to write strings onto RFID cards. Unfortunately they didn't give me any software, but a library. I wasn't intending to program a new GUI and ...
0
votes
1answer
545 views

Configure connection to embedded device with virtual COM port in Windows 7

I want to set up a connection between my Windows 7 computer and an embedded device connected on a virtual COM port using a USB cable. I already have a driver for for COM port emulation. How do I ...
1
vote
1answer
677 views

Unable to register VB dll created in 32 bit in 64 bit Windows 7 Machine

Unable to register VB dll created in 32 bit in 64 bit Windows 7 Machine. getting the below error. and also not able to give reference to my dot net project Thanks, Pradeep
7
votes
4answers
607 views

What does COM object mean?

What is it? As I understood it's a kind of Microsoft special technology for some objects. But what exactly?
7
votes
1answer
1k views

Linux acting as USB device

I am working on an embedded Linux platform and I have need to transfer data between the platform and a PC. The embedded Linux has a usb device port (like a printer), so this is the means by which ...