To the average microcontroller, Ethernet networks are quite a step up from the basic I2C, SPI and UART interfaces, requiring either a built-in Ethernet MAC or SPI-based MAC, with tedious translation ...
The SC16IS741 is a single channel universal asynchronous receiver/transmitter (UART) with a slave I²C-bus interface or serial peripheral interface bus (SPI-bus) interface. It features 64 bytes of ...