Yes. Pi Day is over. Well, at least it is over for those of us that write the date as mm/dd/yy (called middle endian). However, there is another way to represent the date. Some people (ok, most people ...

Is pi awesome? Didn't I make that clear in my last two posts about Pi? (determining pi with a spring and fractional representation of pi) Well, I can't stop thinking about pi. It must be some sort of ...

While the Raspberry Pi has very good support for an I2C bus, a lot of very cool chips – including the in system programmer for just about every ATtiny and ATmega microcontroller – use an SPI bus.