Description: This experiment is the electronic tone generator, we need to understand the principle, rhythm and frequency of sound. All the music by various frequency scales and the length of duration. The music is arranged to play a certain amount of time formed by the different scales according to some. Scale and its duration were stored in the data segment, and then depending on the button to select a different scale and timetable of the scale frequency counter, and then through the buzzer pronunciation.
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dianziyindiaofashengqi.docx