Remember – an I2C bus can be scanned ... Hosts often run at 100kHz, but it’s common that you can up the frequency and switch it into 400kHz; however, there’s hosts that are hardwired ...
I2C is a two-wire, bidirectional bus protocol that enables effective communication between one master (or multiple masters) and one or more slave devices. It is a straightforward, half-Duplex, ...
The SPI controller supports full-duplex communication at speeds up to 10 MB/s, operating as either a controller or a target on a single-controller bus with a four-wire ... lets system developers ...