51单片机，利用正弦表发正弦波程序，本例幅值最大2.5v，频率5HZ，另附正弦表程序，可以根据需要更改幅值和频率-51 SCM, sine table made sine wave program, in this case the amplitude of the largest 2.5v frequency 5HZ attached sine table program, you can change the amplitude and frequency ...