SPI Protocol, Explained
Serial Peripheral Interface (SPI): the four wires (MOSI, MISO, SCK, CS), how a transaction works, its pros and cons versus I2C, and a simple Arduino example.
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Serial Peripheral Interface (SPI): the four wires (MOSI, MISO, SCK, CS), how a transaction works, its pros and cons versus I2C, and a simple Arduino example.