Weekend Project: USB Motion Detector

February 20, 2009

Today on the Make Magazine blog was a posting for a “Weekend Project: USB Motion Detector (PDF)”. This is the project from Ken Delahoussaye from the article in Make: Volume 16. You can download the PDF of this article from here (PDF file). But also “KipKay” created a video posted in the blog that you [...]

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Using Excel as a U401 Data Logger

February 17, 2009

Excel can easily use the U401 (or the U421) for data logging using Excel’s VBA language. This example Excel file will log the time that any of the inputs on port A of the U401/U421 changes. A button starts and stops the logging.

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Shortest RobotBASIC program for U401

February 8, 2009

How easy is it to program the U401 with RobotBASIC? The version of RobotBASIC that supports the USBmicro U401 and U421 will be released soon. I have a pre-release version and in an attempt to show how easy it is to control the U401 (or U421), I made the code below: //————————————————————————— // // Main [...]

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RobotBASIC CG Demo 1

February 6, 2009

I have a pre-release of RobotBASIC that I’ve been playing with. The free, powerful RobotBASIC will soon support the U401 and U421. I’ve made sample code using RobotBASIC that gets some version information from the DLL that communicates with an attached U401/U421, then gets a serial number from each device. The RobotBASIC version with USBmicro [...]

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Official RobotBASIC Pre-Announcement

February 5, 2009

Sam, one of the great minds behind RobotBASIC, made an announcement on the RobotBASIC list: I have three items of news you may be interested in: 1-There is an interesting new article that uses RobotBASIC in Servo Magazine (http://www.ServoMagazine.com) The article shows how you can build a Quadrature Encoding Controller and features a Quadrature Encoding [...]

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Linux code for U401 (Make Magazine Blog)

February 5, 2009

Today on the Make blog was a posting (it was from the Make forum) by “pmgeahan”. It talks about the U401 use in Make#16:

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U401 with 16 LEDs and RobotBASIC

February 1, 2009

This is a quick post showing a U401 (#CGU401) driving 16 LEDs. 12 of the LEDs are available here from CircuitGizmos. The square LEDs that are amber colored are just some extras that I had on hand.

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