Hard disk MP3 multifunctional digital companion

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Hard disk MP3 multifunctional digital companion [Copy link]

This article introduces a new digital product based on 32-bit MCU and UF32. The system is based on Freescale's MCF5249, and UF32 is used as an interface device. MCF5249 is used to control MP3 soft decoding, keyboard control, DA audio output, hard disk data reading and writing, and LCD display. UF32 is mainly responsible for communicating with MCF5249 and copying the data of the inserted card into the hard disk. The hard disk MP3 player multifunctional digital companion provides users with large-capacity portable MP3 playback functions, and also facilitates users to use it as a storage space for card reading devices.