Nexus5001 Description

An embedded processor debug interface standard for embedded control applications. The Nexus standard defines an extensible Auxiliary Port (AUX) that may either be used with the IEEE 1149.1 port or as a stand-alone development port. The Nexus standard defines the auxiliary pin functions, transfer protocols, and standard development features. Refer to nexus5001.org for additional data.

Standard for a Global Embedded Processor Debug Interface, Revision 2.0, 2003
Refer to nexus5001.org

Nexus 5001 Connector Manufacturers

Three possible connector options are available to be used for an AUX only connection or a combined IEEE-1149.1-Auxiliary connection.
Number of pins is 25, 26, 37, 38, 40, 50, 51, 78, or 100

AMP
Glenair
Mictor

Note; On all connector options, unused pins should be left as no connects.

Vendor Part Numbers; Nexus 5001 Connector Numbers