利用汇编语言设计一个模拟钢琴演奏程序。在显示器上显示出钢琴的键盘，以计算机键盘的相应键模拟钢琴键盘进行乐曲的演奏。在PC机键盘上按键，屏幕上对应的钢琴键出现跳动，并发出相应音符的声音-The use of assembly language program to design a simulation of piano playing. On the display shows piano keyboard, computer keyboard keys corresponding analog music playing the piano keyboard. In the PC, keyboard keys, the corresponding piano keys on the screen there beating, and the voice of notes issued by the corresponding