Thursday, December 20th, 2012
[embed]https://www.youtube.com/watch?v=YJibWKGt78E[/embed] Sound controlled LED light show for your Xmas tree. An STM32 microcontroller takes instructions from a PC via Bluetooth and animates the LEDs. This is my Christmas tree, it has over 400 lights (exactly 404) that are all individually controlled by an STM32 microcontroller. The computer plays the music...Tags: LED, sound, STM32, xmas
Posted in ARM, Holiday | No Comments »
Thursday, December 20th, 2012
[embed]http://www.youtube.com/watch?feature=player_embedded&v=cH0xqlzUgd0[/embed] Here's a fun project in the Christmas spirit. It's a "Jingle bells" playing card, with the specific notes being signaled via LEDs as they are being played. We have 9 control lines for the LEDs and 1 line for the speaker signal. We want the device to start playing...Tags: LED, sound, xmas
Posted in Holiday | No Comments »
Wednesday, December 28th, 2011
Drew picked up our old blinking Xmas card project. He got the PCBs just in time to complete the project before Xmas. I finally assembled a couple and am off to give them to my parents and grandparents at Christmas Eve We're glad our project brought some joy during the...Tags: LED card, xmas
Posted in DIY | 1 Comment »
Sunday, December 11th, 2011
Several weeks ago we posted about an X-Mas giveaway from Iteadstudio. We were surprised to see that it arrived during our stay in Tokyo! As it was shipped like a regular letter, we suspect it blasted past bigger parcels and slipped through quite easily. If you're still waiting for it, and...Tags: gifts, giveaway, ITead, xmas
Posted in Free PCBs | 16 Comments »
Tuesday, October 11th, 2011
Raj entered his Animated LED Christmas sign into the Open 7400 Logic Competition. Having already build a PIC controlled version, he wanted to try and control the sign using discrete logic only. The individual letters are build from red LEDs and run of a 32V power supply. Check out the...Tags: 7400 competition entry, LEDs, xmas
Posted in 7400 contest | 3 Comments »
