Paper describes a relatively simple is kind to promise the design of usb devices 51 microcontroller and usb interface chip microcontroller minimum system designed to achieve a complete usb devices

The introduction of the more simple design USB device, designed with 51 single-chip-chip and USB interface consisting of the smallest single-chip phone system to achieve a more complete USB device

The article introduced one kind of quite simple convenience designs the USB equipment the method, the design uses 51 monolithic integrated circuits and the USB connection chip composition monolithic integrated circuit smallest system realizes a complete USB equipment

Article describes a simple and convenient method for design of USB devices, designed with 51 monolithic integrated circuit chips and USB interface single-chip microcomputer to achieve a minimum system of complete USB device

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