简单介绍了直接数字频率合成技术(DD S)，利用DDS设计任意
波形发生器，其能够产生矩形波、正弦波、三角波、锯齿波等多种波形 -A brief introduction of direct digital frequency synthesis (DD S), the use of DDS design of arbitrary waveform generator, which can produce rectangular wave, sine wave, triangle wave, sawtooth waveform etc.
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