Serial Wire Viewer – the ability of the ARM™ core to send real-time trace information out a single wire port called the Serial Wire Output. This article examines various existing debug modules and then how Serial Wire Viewer is implemented and used in Cortex™ processors.
The veteran microcontroller, the 8051 will soon be 30 years old. Ever wondered what happened to the 8051? Is it dead? You might be surprised to learn that it is doing quite well in 2008 and still appears to have a bright future.