Audible frequency chirp sonar with the Stellaris Launchpad

Jason Bowling writes: Over the last year I’ve been working towards an underwater sonar system for ROVs and surface boats. In order to learn the basic signal processing required to detect the echoes, I initially got a simple sonar working in air with a desktop conferencing USB speaker/mic running on Windows. A writeup, including source, […]

Stellaris launchpad based video player

Vinod made this video player using Stellaris launchpad and wrote a post on his blog detailing it’s assembly and operation: I am introducing my new mad project, a video player using stellaris launchpad and a 320×240 color lcd which I got from seeedstudio.  I tried the lcd shield by connecting on an arduino board and loaded some example […]

Video course: Embedded C Programming with ARM Cortex-M

Viswa found this online video course, “Embedded C Programming with ARM Cortex-M.” The series of videos from Modern Embedded Programming is designed to acquaint beginners with C programming with modern MCUs such as the ARM Cortex-M. The examples use the Stellaris Launchpad and the IDE is the IAR embedded workbench toolset evaluation version (code size […]

TXB0108 level converter breakout board

Have loads of 5 volt hardware you can’t use with your new 3.3 volt Stellaris Launchpad (or other hardware)? Mike solved this problem by building a level converter using two TXB0108 ICs And here is the proof that it works. I’m driving a 5V graphic LCD using the 3.3v Stellaris Launchpad. The TXB0108 level converters […]

Free Stellaris Launchpad webinar

TI is offering a free webinar designed to introduce attendees to the Stellaris Launchpad ecosystem as well as feature a live demonstration of the hardware and software. The event is set for Thursday, December 6, 2012 at 11:00am ET. TI says attendees will also receive a chance to purchase up to 5 different LaunchPad parts […]

Tutorial: debug Stellaris LM4Fxxx MCU with open source tools

Scompo noticed that the examples with the Stellaris Launchpad are close source licensed. So he developed a BSD licensed low level startup code, linker script and makefile as a template. To test it he built OpenOCD and wrote a short tutorial for it. Scompo explains, “This is a sample project to be used with Stellaris […]

Stellaris Launchpad hack adds LiPo capability

Philipp Stenkamp wanted to power his Stellaris Launchpad with a spare LiPo battery, but found as shipped this wasn’t a plug-and-play operation. “The Launchpad expects 4.75-5.25 VDC on VBUS, nothing that a single cell LiPo could provide. I know that the system voltage is 3.3 VDC and that the voltage regulator on the board has […]

And you what did you buy?

Garyservin shared his latest electronics score in our “I just bought this, and you what did you buy ?” forum thread. He got a few Raspberry Pis and a Stellaris LaunchPad. Last week I received a Stellaris Launchpad and some raspberries! Got yourself some cool electronics you cant wait to talk about. Head to the […]

TI debuts Stellaris LM4F120 LaunchPad for $4.99 USD

Texas Instrument just released the Stellaris LaunchPad for sale for less then $5. It’s a LaunchPad series development board based around the Cortex M4 Stellaris family of digital signal processors. The Stellaris LaunchPad is the latest addition to the Texas Instruments LaunchPad ecosystem, an innovative portfolio of low-price evaluation kits and expansion boards that lets […]

Stellaris LaunchPad is another cheapie dev-board to get you hooked

Texas Instruments is set to release a LaunchPad development board for their Stellaris Cortex M4 based DSPs. The release date is set for 25th of September. If your register on their site, you’ll have the ability to pre-order these boards for $5. The cheapie dev-boards just keep on coming.