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keyboard
- DSP编程简单的按键程序,采用4*4键盘,实现LED数码管显示数据-DSP programming simple push-button procedure, using 4* 4 keypad, LED digital tube display data to achieve
GOERTZEL_c6713.ZIP
- this program understands the dtmf tone when you push the number.it detect with goertzel<algorı tm