COM Port Sample problem - Visual Basic .NET

Similar topics

by: Blaine HIlton | last post by:

I'm trying to send data over the serial port using PHP and Serproxy. I downloaded Serproxy from http://www.lspace.nildram.co.uk/freeware.html. From the manual page at...

PHP

C# program: Gettign 126 error while send data to Serial Port .?

by: kiran | last post by:

Hi all, I have a problem to communicate with serial port(COM3:). I am able to open the handle but cannot send any data. 1. I connected my motoroala handset to PC through datacable. 2. I...

C# / C Sharp

WriteFile says open comm port has invalid handle?

by: Frank Perry | last post by:

Howdy, I'm trying to write data out the com port. I have taken the code from the sample on the MSDN Library CD and used the parts that seem relevant. I can open the com port with CreateFile...

.NET Framework

Using the RS232.vb component for serial port control

by: Ken Breit | last post by:

I am using the RS232.vb class to talk to the serial port. The problem I am having is when I try to read if anything is on the comm port. I call the read method, with the number of bytes I am...

Visual Basic .NET

Reading parallel port with constant sample rate

by: Peter | last post by:

I'm interested to know what ideas are out there for reading a parallel port at a constant sample rate while still allowing the user to interact with the GUI. That is, reading it every 10ms for...

Visual Basic .NET

Help needed using sample RS232 class to read from serial port

by: Dave Harry | last post by:

I found the RS232 class from MS's 101 VB samples. Writing to the port works fine. (I've got hyperterminal on the other comm port and a crossover cable between COM1 and COM2) The port is opened...

Visual Basic .NET

RS23-Port with C#

by: mmuzilli | last post by:

Is there any Information about reading out a RS23-Port with C#? Thanks, Marcelo Muzilli

C# / C Sharp

WinCE COM port doesn't work on low baud rates

by: Bojan | last post by:

I am working on some program that has to comunicate at low baud rates. Problem is that data is sometime transmitted, and sometime not. There is no pattern in that. I tried it on HP6515 and Toradex...

Visual Basic .NET

USB drive and port number question

by: rick11 | last post by:

I need know when a drive is a USB drive, what USB port is it in? For the system I am doing this on, I do not have to worry about hubs plugged into hubs (into hubs...). It's just the motherboard...

.NET Framework

How to turn on java script in a villaon keypad mobile phone

by: Charles Arthur | last post by:

How do i turn on java script on a villaon, callus and itel keypad mobile phone

Java

Migrating Website to Cloud - Emmanuel Katto

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

General

Looking to do Android software development, any suggestions? Is flutter better?

by: nemocccc | last post by:

hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?

General

Is that possible of reading the .csv file in column wise and the column have different lengths ?

by: Sonnysonu | last post by:

This is the data of csv file 1 2 3 1 2 3 1 2 3 1 2 3 2 3 2 3 3 the lengths should be different i have to store the data by column-wise with in the specific length. suppose the i have to...

C / C++

How to build RAID in BIOS?

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...

Computer Hardware

Changing the language in Windows 10

by: Hystou | last post by:

Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...

Windows Server

Maximizing Business Potential: The Nexus of Website Design and Digital Marketing

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...

Online Marketing

Discussion: How does Zigbee compare with other wireless protocols in smart home applications?

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...

General

AI Job Threat for Devs

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,...

Career Advice