Using the same password for many websites makes everything easy to remember but it is quite dangerous.
Sunday, April 11, 2010
AVR - Nasty thing
Last month, I had a project that need one ‘big’ button that can interact with my computer software. There shouldn’t be a problem if I bought a decent programmer for AVR. But I like to make it from the lowest level: the beginning. First, I had to choose what kind of MCU (micro controller) I should use. From what I needed, Attiny2313 or Attiny45 from Atmel was good enough. And then all the problems began…
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Tuesday, November 17, 2009
PCB design tools
I need 2 kind of software when designing and making PCB
- Schematic sketching
- PCB layout designing
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Tuesday, September 15, 2009
Mini USB Sound device
Not satisfy with my first USB DAC, I make another one, with better in design, and more functions. I will take it more seriously and more carefully.
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