It's absolutely necessary devices of keyboard and mouse for computers. Keyboard and mouse with PS2 interface stil in use, while devices with USB interface are universaly used at present, especialy in military reinforce devices. The superiority of far transmission of PS2 devices signal compared with USB devices, resulting in the wide use of the PS2 devices in reinforce computer and servers equipment. This design developing a device integrated of keyboard and mouse, witch based on F340 microcontroler can be self-adaptedof USB/PS2 signal.
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