Design of Digital Music Box Based on MCU
Abstract: In the light of the traditional music box whose function is single, this text put forward the design of the multifunctional digital music box. The design adopts the idea of modular, using AT89C55 as the main control chip, according to the key’s input, the LCD, the light emitting diode and the speaker work according to the requirements controlled by AT89C55. The multifunctional digital music box plays the conversion of two kinds of mode in music and simple electronic organ. When it was opened, it will display a beautiful picture; when a song is playing, it will be accompanied by light water; when a simple electronic piano is working, it will be accompanied by a lantern. The results show that the circuit of this design is simple, but the perfect design of it has realized from the basis, and the purpose has also reached to.
Key Words: AT89C55; Music box; Music color lamp; Digital music
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