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.
We’ve gotten used to the GPIO-available functions of Raspberry Pi computers remaining largely the same over the years, which is why it might have flown a little bit under the radar: the Raspberry Pi 4 ...
pi-rc522 consists of two Python classes for controlling an SPI RFID module "RC522" using Raspberry Pi or Beaglebone Black. You can get this module on AliExpress or Ebay for $3.
This repository Produces a monolithic MADS agent that can interface with the SPI peripheral of a Raspberry Pi. The Serial Peripheral Interface (SPI) is a synchronous, full-duplex communication ...
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