与汉字点阵显示配套的DSN文件，用于Protues仿真，可以学习如何显示点阵显示-Character dot matrix display supporting DSN file for Protues simulation, you can learn how to display dot matrix display

单片机控制多曲音乐播放，仿真DSN文件和C语言源程序-SCM（Single Chip Microcomputer music DSN file and C file