Microchip Technology Incorporated
SPI interface with automatic slave select generation

Abstract:

A serial peripheral interface (SPI) module, comprising a transceiver, the transceiver including a clock line, a data line and at least one slave select line. The SPI also comprises an interface circuit configured to operate in an automatic slave select mode, wherein the interface circuit is configured to automatically assert the slave select line at least one clock before a first clock edge is generated.