Built In Self Test (BIST)

Tests may be defined in script files which may then be translated into executable Serial Vector Format (SVF) files. The general approach is to

Managing Differential I/O Pairs

To manually specify differential pairs, proceed through test development, to the SETTINGS PAGE and click the Identify Differential Pairs button.

Eliminating the “Ground Bounce” Effect with JTAG Test

 
When large numbers of outputs switch simultaneously, they can cause intermittency with your test due the ground bounce effect. onTAP lets you control this problem by giving you control over how many outputs switch during a single test scan, as shown below:

Boundary Scan Test Fault Insertion

 
 
Use this function to:

Check the fault coverage of your test for a specific fault condition.
Insert an open fault without modifying your board or test fixture.
Validate that your test is working as expected.

How to Insert Faults
 
1. Create a file FaultInsert.txt in your test [...]

onTAP Supported Netlist Readers

Available Netlist Readers for onTAP Boundary Scan Software

Netlist Format
File Extensions
Comments

GenRad

.CKT
For ATE at Board Test

GenCad
.NET
 

EDIF
.EDN or .EDF
 

 Allegro Format
.NET

ViewLogic source. Characterized by $PACKAGES and $NETS expressions.

 BOARD STATION
.NET and .PKG
Net and package files must have the same root name.

 Cadstar
.NET + .FRS
 

Cadstar RINF Output
.FRS
 

 Cadence (Concept)
.DAT
 

 Cadence PST
.DAT or .NET
 

 CadSOFT (EAGLE Version)
NETS.ASC + MATERIAL.ASC

Requires three source files, each with the filename extension DAT.  One file [...]

onTAP Supported Memory and Flash Models

This table shows the variety of flash and memory cluster models currently available.  These models are made using the high level DTS language, making the models flexible, and re-usable.  If you do not see your particular model, please contact support. 

[...]

Boundary Scan JTAG Documentation

Please choose the document you want to view from one of the links below.  The links will take you to a browseable document with a downloadable PDF. 
If you do not have Adobe Reader, please click here.
If there is a topic you do not see, please contact onTAP technical support. 
onTAP Series 4000 Software Product Briefs [...]