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Entries for 'hardware'

Android Open Accessory Protocol (AOA) using an FTDI 311/312

In this video, I'll give you a brief overview of implementing the Android Open Accessory Protocol (AOA) using an FTDI 311/312. AOA is a protocol designed by google to allow android devices to connect with a wide variety of external peripherals...


Hardware Solution to Guarantee Read-Only Access of a CAN Bus

The CAN bus is a standard network allowing multiple devices to talk to each other. It’s widely used on vehicles (in fact, it's likely that your car has at least ten) as well as in the industrial automation world. Recently were troub...


Creating a Raster Monitor from an Oscilloscope

My friend recently sent me this video of an oscilloscope playing a video. I immediately wanted to do the same, but it's a huge project if done properly. It has an ILDA interface/driver, high-speed custom DACs, etc. Instead, I tried a si...


Updating Your Rotary Dial Phone for the Digital Age

Good-old rotary dial phones have been around since forever, and they used to be a part of everyday life, like dragons during medieval period. However, like dragons, suddenly all these marvelous ancient devices just disappeared one day. I was lucky to...


Aiding My Horrible Handwriting With A Polargraph Drawing Bot

People who know me have probably noticed that I have pretty bad handwriting skills. I recently realized that apparently there is a pretty scary word for my case: dysgraphia. Fortunately I was growing up long enough ago when this word hadn't ...


Siemens S7-1200 Web Server Tutorial - From Getting Started to HTML5 User Defined Pages

This is a brief tutorial on getting started with the Siemens embedded web server in the S7-1200 and S7-1500.  Using the concepts explained below, you can create a simple web page or a fully featured HTML5 web app.  Getting Started ...


Android Connectivity using the Android Open Accessory Development Kit

With Android operating system’s market share growing rapidly, the appeal for developers to release their applications on this platform has never been higher. Android is quite developer friendly, and as it matures the variety of applications has...


National Instruments Real-Time Target Asset Management

As the popularity of modular instruments grows in R&D development spaces, National Instruments technology, particularly Real-Time and FPGA hardware, is becoming more and more common in volume test, manufacturing, and control applications. As the ...


NI Week 2012 - Robot Summit

It’s already day 2 of NI Week 2012, and it feels like things are really moving fast. In the same way, I broke out my goals for NI Week, I’ve been trying to focus each of the 4 days more or less on a specific theme. In light of that, I too...


Siemens S7-1200 Analog IO

If you find yourself working with Analog IO on the Siemens S7-1200 for the first time, you may wonder how and where to start.  Here are some basic tips for working with Analog IO on this PLC platform.  For the purposes of this blog, I will ...


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