Deploy in 115+ regions with the modern database for every enterprise.
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
Start Free
$300 in Free Credit Towards Top Cloud Services
Build VMs, containers, AI, databases, storage—all in one place.
Start your project in minutes. After credits run out, 20+ products include free monthly usage. Only pay when you're ready to scale.
DIY Arduino Boards for IO using port expanders and I2C
DIY Arduino Boards PCF8674 MCP23017 74HC595 CD4021
I2C
Parallel IO
Piezo buzzers
See the Files section for a wide range of sensors and sample code
Schematics
PCB Layout
Sample Code
...When I interested control external electronical device I was looking such as application but I couldn’t find any working properly and I wrote it. This article is about controlling data registers of parallelport (LPT port) with C#.net 2.0 and using inpout32.dll/inpout32.lib out32 function.
http://blog.armanasci.com/
http://blog.armanasci.com/contact-me/
Driver Logger is an Open Source port analyser. The program is designed to monitor in/out traffic on a variety of bus ports such as USB, Parallel and Serial. The program logs the traffic and can also open, list, categorize and search through the logs.