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.

TL;DR: The Raspberry Pi 3 Model B is out now. This latest model includes 802.11n WiFi, Bluetooth 4.0, and a quad-core 64-bit ARM Cortex A53 running at 1.2 GHz. It’s a usable desktop computer.

How does the latest Raspberry Pi board compare to its predecessors? The Raspberry Pi is the little computer that could. Selling for just $35, the UK-made machine has become something of a phenomenon, ...

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With tons of Raspberry Pi models available, it's not always clear which one you should buy. Here, we break down the form and function of all main product lines.