adsp21x的数字信号处理器ADPCM音频压缩源代码-adsp21x digital signal processor ADPCM audio compression source code

dtmf 拨号程序，Pocket PC ，vc 工程演示-dialDTMF a Pocket PC (Pocket Contact) plugin to dial telephone numbers using DTMF s (aka Dual Tone Multi-Frequency) (tested under PPC2000 MIPS, PPC2000 ARM, PPC2002 ARM, Xscale WMPPC2003 and WM2003SE, WM5- if you want y

FFT的详细原理分析，且基于DSP处理器的详细C实现算法。值得学习。-Detailed schematic of the FFT analysis, and algorithm based on DSP processor C. Worth learning.