EDN

JTAG 101 – Part 2: A review of on-chip debug types

Several processor vendors have extended JTAG software debug, often to make it faster, or to add hardware trace capabilities. The NEXUS consortium for example defines an auxiliary port containing a ...
Electronics Weekly

The diverse development of the JTAG port

The JTAG port was introduced more than 30 years ago, but has changed as the industry has evolved, says James Stanbridge. For some engineers the term JTAG means a device programming port. For others it ...
EDN

JTAG 101 – Part 1: Overview and On-Chip Debug Methods

JTAG (jay-tag) is one of the engineering acronyms that has been transformed into a noun, although arguably it is not so popular as RAM, or CPU. IEEE Std 1149.1-1990 IEEE Standard Test Access Port and ...
Design-Reuse

Debug IP for SoC Debug

Any developer, but above all the firmware or software developer, building a complex, microprocessor-based embedded product faces an enormous challenge to get a reliable, high performance product to ...
Bleeping Computer

Tens of Thousands of Android Devices Are Exposing Their Debug Port

The security community raised the alarm regarding a serious issue last week —that of Android devices shipping with their debug port open to remote connections. The issue is not new, being first ...
Design-Reuse

On-chip instrumentation aids OCP debugging

Leading embedded processor and intellectual property (IP) developers have adopted the Open Chip Protocol (OCP) socket as a standards-based approach to on-chip bus integration. An emerging capability ...
Electronic Design

Build A Debug And Trace Systems For Multicore SoCs

Embedded designers put microprocessors in everyday products like cars, phones, cameras, TVs, music players, and printers, as well as the communications infrastructure, which the general public doesn’t ...