PC机上用汇编完成的简单电子琴程序设计，里面包含5个源程序，对微机原理课设很有帮助，大家不妨下载看看，里面还配有安装程序。-PC, complete with a compilation of simple keyboard programming, which contains five source, based on the principle course of computer helpful, you may wish to download to see, which comes with the installer.