There are a number of ways to get audio data into the processor's core. For example, a foreground program can poll a serial port for new data, but this type of transfer is uncommon in embedded media ...

The first part of this series described how data flows through processing steps that create a moving average of stock prices over 65 days. Finite-impulse-response (FIR) filters use the same data-flow ...

Signal processing is a multidisciplinary field concerned with the analysis, transformation, and interpretation of signals—functions that convey information about physical phenomena. At its core, ...