Description

This document discusses how to connect an Intel 80386EX processor to the Texas Instruments (TI)(tm) TMS320C57S Host Port Interface.The TI TMS320C57S Host Port Interface (HPI) is an 8-bit parallel port used to interface a host processor to a 16-bit word structure 'C5x DSP. Using this port the host must always read/write 2 consecutive bytes. The 386EX processor has an input signal BS8_ to indic