communication via serial port

Posted on 2001-08-28
Last Modified: 2010-08-05
Using Delphi 4/5
OS is W98 / W2k

on the one site i have my PC, on the other site i have an industrial machine with serial port.
I need a way to send commands from the PC to the machine and receive datasets from the machine to the PC.
Question by:tzigan
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
  • 2

Expert Comment

ID: 6431980
Try Varian Async32 from
I'm successfully using it in simillar application you're writting.


Author Comment

ID: 6432110
Thanks, I'll check it
LVL 22

Accepted Solution

Mohammed Nasman earned 200 total points
ID: 6432617

  there are alot of serial components in these links

you can find free serial components there



Author Comment

ID: 6435425
Mohammed, great, thats a very complete source. I'll give you the points. Also thanks to PeterZG

Featured Post

Free Tool: IP Lookup

Get more info about an IP address or domain name, such as organization, abuse contacts and geolocation.

One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Suggested Solutions

Title # Comments Views Activity
Using idhttp to login to instagram 2 118
Firemonkey android show image from resource ? 1 56
DBGrid or StringGrid ? 6 120
Delphi: sending SMS on android platform 1 63
A lot of questions regard threads in Delphi.   One of the more specific questions is how to show progress of the thread.   Updating a progressbar from inside a thread is a mistake. A solution to this would be to send a synchronized message to the…
Objective: - This article will help user in how to convert their numeric value become words. How to use 1. You can copy this code in your Unit as function 2. than you can perform your function by type this code The Code   (CODE) The Im…
Nobody understands Phishing better than an anti-spam company. That’s why we are providing Phishing Awareness Training to our customers. According to a report by Verizon, only 3% of targeted users report malicious emails to management. With compan…

740 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question