473,408 Members | 1,767 Online
Bytes | Software Development & Data Engineering Community
Post Job

Home Posts Topics Members FAQ

Join Bytes to post your question to a community of 473,408 software developers and data experts.

controlling a application throgh external key(vc++)

saranjegan
hello,

am in need to access a application when i press an external keypad (which i had connected to the serial port of the system and am recieving a value at one press of the key,i can open the port and read the value),what am need to clarify is whether there is any function exists to open the application for each press of that external key ,if not how can we implement that. secondly is there is anyway to map external keypad input to our pc keyboard
May 9 '07 #1
1 1369
AdrianH
1,251 Expert 1GB
hello,

am in need to access a application when i press an external keypad (which i had connected to the serial port of the system and am recieving a value at one press of the key,i can open the port and read the value),what am need to clarify is whether there is any function exists to open the application for each press of that external key ,if not how can we implement that. secondly is there is anyway to map external keypad input to our pc keyboard
Serial communication requires that you open the connection and keep it open. If you close it you will not be able to determine if new data is coming through the port.

As for the mapping of the keypad, I don't see why not. What are your requirements?


Adrian
May 9 '07 #2

Sign in to post your reply or Sign up for a free account.

Similar topics

0
by: GKM | last post by:
Hi, I have an application (VC++ 6.0) that uses DDE to communicate between different processes in the application. I want to port this application to .NET. What is the recommended replacement...
10
by: Adriano Coser | last post by:
Hello. I'm moving an application VC 2003 to VC 2005 Beta2. I need to set STA ApartmentState model so the drag & drop registration can work. I used to do...
6
by: Maileen | last post by:
Hi, When i try to use HINSTANCE under VC.NET 2005 (windows.forms application), VC informs me that i must place a token (;) after HINSTANCE... but it is not correct. So, where is the problem ?...
0
by: Win32nipuh | last post by:
I'd like to detect inside of client application(VC++) that connection is broken because node in Active/Passive cluster is swtiching now. How can I do it? I listened that cluster service sends...
17
by: Fabry | last post by:
Hi All, I'm new of this group and I do not know if this is the correct group for my question. I have a DLL with its export library (.lib) wrote in Borland C++ 6. In borland everything is OK and...
1
by: Arne Adams | last post by:
Hi, I try to use a C# Dialog in a legacy MFC application. The problem seems to boil down to the following: from an unmanaged console application I can call any function of the managed bridge - if...
2
by: f rom | last post by:
----- Forwarded Message ---- From: Josiah Carlson <jcarlson@uci.edu> To: f rom <etaoinbe@yahoo.com>; wxpython-users@lists.wxwidgets.org Sent: Monday, December 4, 2006 10:03:28 PM Subject: Re: ...
0
by: Newbie Coder | last post by:
Hello All, In Windows Form Application (VC++.NET 2003) I am having problems adding a icon to a form or a NotifyIcon control ( this->Icon = (__try_cast<System::Drawing::Icon * I click the...
7
by: Norman Diamond | last post by:
A project depends on VC runtime from Visual Studio 2005 SP1, and DotNet Framework 2. Options are set in the setup project properties, so if these two dependencies are not already installed then...
0
by: emmanuelkatto | last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud. Please let me know. Thanks! Emmanuel
1
by: nemocccc | last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
0
by: Hystou | last post by:
There are some requirements for setting up RAID: 1. The motherboard and BIOS support RAID configuration. 2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
0
marktang
by: marktang | last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
0
Oralloy
by: Oralloy | last post by:
Hello folks, I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>". The problem is that using the GNU compilers,...
0
jinu1996
by: jinu1996 | last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
0
by: Hystou | last post by:
Overview: Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
0
tracyyun
by: tracyyun | last post by:
Dear forum friends, With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
0
agi2029
by: agi2029 | last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing,...

By using Bytes.com and it's services, you agree to our Privacy Policy and Terms of Use.

To disable or enable advertisements and analytics tracking please visit the manage ads & tracking page.