Expansion Interfaces; Spx™ Expansion Bus - VersaLogic Viper VL-EBX-38ECP Hardware Reference Manual

Hide thumbs Also See for Viper VL-EBX-38ECP:

Table of Contents

SPX™ Expansion Bus

Up to four serial peripheral expansion (SPX) devices can be attached to the EBX-38 at connector

J19 using a CBR-1401 or 1402 cable. The SPX interface provides the standard serial peripheral

interface (SPI) signals: CLK, MISO, and MOSI, as well as four chip selects, SS0#, SS1#, SS2#,

and SS3# and INT#. The +5 V power provided to pin 1 of the SPX connector is protected by a 1

A resettable fuse.

The figure below shows the location of the SPX connector.

Figure 23. J19 SPX Connector Location and Pin Configuration

EBX-38 Hardware Reference Manual

Expansion Interfaces

Table of Contents

Viper vl-ebx-38 Viper vl-ebx-38ebp Viper vl-ebx-38eap