This is a sample program for Windows demonstrating how to control an usb-relay using Pascal code written in Lazarus & FPC. This program is used to control the azimuth of an astronomical dome. The usb-control of the relay is in unit usbrelay.pas

Features

  • usb-relay control with a Pascal program

Project Activity

See All Activity >

Follow usb-relay control with Pascal

usb-relay control with Pascal Web Site

Other Useful Business Software
Paessler: Easy to Use With Enterprise Power. Free Trial Icon
Paessler: Easy to Use With Enterprise Power. Free Trial

A low-code dashboard makes monitoring intuitive for any admin, while scripting and custom sensors give experts full control.

You shouldn't have to choose between a monitoring tool that's easy to use and one that's powerful enough for a complex environment. PRTG's low-code interface lets any admin build dashboards, set alerts and monitor devices without scripting, while custom sensors and full API access are there when your team needs deeper control. One platform, no compromise. Download a free 30-day trial now.
Get Free Download
Rate This Project
Login To Rate This Project

User Reviews

Be the first to post a review of usb-relay control with Pascal!

Additional Project Details

Registered

2026-05-11
Report inappropriate content