Fig1: SPI 4.2 Link-Phy Layer Interface The basic top level block diagram of SPI 4.2 interface is as shown in ... SPI 4.2 is a packet based high-speed protocol. Its basic function is to intelligently ...

High bandwidth data transfers have led to migration from existing packet interface ... SPI 5 (65nm) is usually smaller than SPI 4.2 (90nm), there is a possibility of having lesser number of critical ...