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Tag AVR

Build Motion-Detecting Automated Dog Stairs with ATTiny13A for Under $10

  So I finally got my next shipment of PCB boards from BatchPCB.com. The boards were perfect, not one mfg issue (I suspect this is mostly thanks to what I learned from SparkFun.com). It’s fantastically rewarding to see your ideas… Continue Reading →

DIY LED Fire Effect for Halloween Jack-O-Lanterns: A $3.50 ATTiny13A Project

Anyone who knows my wife knows that she loves to “fall-ify” as much as she loves to decorate for Halloween! This year I found an example using LEDs to simulate a flickering fire. I decided this would be perfect to… Continue Reading →

Adding External Memory to AVR Projects: Using 24LC256 EEPROM Chips via I2C

I’ve been spending time researching options for additional memory capacity for an embedded AVR project and found that there are many storage options available. My problem is that I wanted to consume as few I/O pins as possible as my… Continue Reading →

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