Page 54 - C:\Users\msi\OneDrive\Documents\Flip PDF Corporate Edition\E-Commerce\
P. 54

DSP Architectures and Applications


                       A typical DSP operating system architecture would contain the following
                       subsystems:

                       Memory Management: DSP architectures provide dynamic allocation of
                       arrays from multiple segments, including RAM, SRAM and DRAM.

                       Hardware-Interrupt  handling:  A  DSP  operating  system  must  be
                       designed to minimize hardware interrupt latency to ensure fast response to

                       real time events for applications, such as servo systems.

                       Multitasking:  DSPs  need  real-time  kernels  that  provide  pre-emptive
                       multitasking and user-defined and dynamic task prioritization
   49   50   51   52   53   54   55   56   57   58   59