[导读]嵌入式系统开发，数字信号处理(DSP)是音频处理、传感器数据分析和电机控制等场景的核心需求。ARM Cortex-M系列处理器凭借其低功耗和高性价比成为主流选择，但其硬件资源有限，传统DSP算法难以直接运行。ARM官方推出的CMSIS-DSP库通过深度优化，为Cortex-M内核提供了高效的信号处理解决方案。本文将结合原理说明与C语言实现，探讨CMSIS-DSP库的移植方法及优化策略。 嵌 ...

All of today's high-speed real-time sampling oscilloscopes use various forms of digital signal processing (DSP) on digitized oscilloscope waveforms. Some engineers are concerned that filtering ...

Digital signal processors (DSPs) continue to receive a great deal of attention in new product design. For example, digital filter design reflects the importance of understanding and using this ...

We've come to expect a great deal from our digital filters. DSL-a miraculous imposition of broadband technology on the installed base of moldy twisted-pair cabling, barely suitable for truncated voice ...

This article shows how to write optimized FIR filter code for a DSP, using the Texas Instruments C55x architecture as an example. Today's DSP architectures are made specifically to maximize throughput ...

MOUNTAIN VIEW, Calif., July 19, 2010-- Actel Corporation (NASDAQ: ACTL) today announced CoreFIR v4.0, leveraging the embedded radiation-tolerant multiply-accumulate blocks provided in Actel's recently ...

In the early 2000s, digital signal processors (DSP) were simple in architecture and limited in performance, but complex in programming. However, they evolved to meet of the increased performance ...