Check out the slides (PDF) from the talk as they break down how one finds JTAG ports on an arbitrary device, with or without a pinout detection tool. [hunz] is looking for people to pick up the ...

While 1149.1 is an excellent tool for testing and diagnosing digital systems, it was designed for DC-coupled, TTL-level nets. AC coupling and deferential signals are not compatible with 1149.1. An ...

Starting with a low-level explanation of how the interface actually works, the guide takes you though discovering JTAG ports on unknown targets, the current state-of-the-art in open source tools ...

XJTAG will launch two new products – the XJLink-PF40 and XJTAG version 4.1 at two key industry events, IPC APEX Expo and embedded world.