Tag Archives: open source hardware

Serial or Speed..

This video above demonstrates the speed difference between serial enabled/disabled on an Arduino Uno while toggling a pin output. Just a really simple test of how fast it can pull a pin high and low (without using direct port manipulation), … Continue reading

Posted in Arduino, Cool Stuff, Open Source Hardware, oscilloscope, Tools / Equipment | Tagged , , , , , , , , | 1 Comment

Nokia 5110 LCD Color Change

I was sitting at my dining room table the other night looking at a project, and thought, wow, that Nokia 5110 display would look really good in red! I was right..

Posted in Cool Stuff, LCD, LED, Nokia LCD, SMD | Tagged , , , , , , , , | 5 Comments

DorkbotPDX PCB’s

So I picked up a new good habit, ordering PCB boards. I know it might sound odd, but it really has become a habit. It started with an iPad charger I made, and now it is much more, and often. … Continue reading

Posted in ATtiny, Cool Stuff, iPad, Open Source Hardware, PCB, Tools / Equipment | Tagged , , , , , , , , | 9 Comments

i Get a charge out of this!

I had a post a while back on charging an iDevice (iPhone, iPad, iPod) and talked about and showed a schematic for the charging circuit. This design is based (and the schematic is almost exact!) off of Ladyada’s Reverse engineering … Continue reading

Posted in Cool Stuff, iPad, Open Source Hardware, Tools / Equipment | Tagged , , , , , , , , , , | 12 Comments

Solar Temperature Badge

Adafruit now carries Solar Badges! It’s like free outdoor 5V batteries forever! I picked up a few of these and have been toying around what I’m going to do with them. They pump out 5V at 40mA for all of … Continue reading

Posted in Arduino, Cool Stuff, LED, Open Source Hardware, Solar | Tagged , , , , , , , , , | 4 Comments