| 摘要 |
PURPOSE: A keyboard having an LCD for displaying the input and motion states of the number keys and function keys is provided to select, play, and stop music by using number keys and function keys only through an LCD. CONSTITUTION: A program for driving an MP3(MPEG Layer-3) files and music files is embedded in a computer connected with audio equipments. The keyboard consists of an input unit including number keys and functions keys and a display panel. The display panel is an LCD panel. The functions keys are for starting, stoppage, repetition, deletion, and reservation. The keyboard is connected with a wire/wireless model, a serial port, a parallel port, or a USB(Universal Serial Bus). A user appoints, runs, and stops music by using the number keys and plural function keys while looking at the LCD panel.
|
