XSPI Controller interface provides full support for the two-wire XSPI Controller synchronous serial interface, compatible with XSPI specification. Through its XSPI Controller compatibility, it provides a simple interface to a wide range of low-cost devices. XSPI CONTROLLER IIP is proven in FPGA environment. The host interface of the XSPI CONTROLLER can be AMBA APB, AMBA AHB, AMBA AHB-Lite, AMBA AXI, AMBA AXI-Lite, VCI, OCP, Avalon, PLB, Tilelink, Wishbone or Custom protocol.