SPIväyliä
SPIväyliä is a Finnish term that translates to "SPI channels" or "SPI bus lines." SPI, or Serial Peripheral Interface, is a synchronous serial communication protocol used for short-distance communication, primarily in embedded systems. The SPIväyliä refers to the set of electrical connections that facilitate this communication between a master device and one or more slave devices.
The SPI protocol typically uses four main signal lines: MOSI (Master Out Slave In), MISO (Master In
In a broader sense, SPIväyliä can also encompass additional lines that might be used in more complex