My $35 server works harder than some PCs.

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.

For better or worse, pets often serve as inspiration and test subjects for hardware hacks: smarten up that hamster wheel, tweet the squirrel hunting adventures from a dog’s point of view, or automate ...

Step 1: First, you need to make an account on the CircuitDigest Cloud. If you already have one, just go to the CircuitDigest ...