In addition to standard microprocessor instructions, DSPs usually support a set of complex instructions to perform common signal-processing com putations quickly.
除了标准的微处理器指令外，DSP常常支持复杂指令集去非常快地完成通用的信号处理计算。
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Today, multiprocessor systems are cheap and plentiful, nearly every major microprocessor has built-in support for multiprocessing, and many support dozens or hundreds of processors.
In addition to standard microprocessor instructions, DSPs usually support a set of complex instructions to perform common signal -processing computations quickly.