Ess3980解码伺服整个系统源代码，遥控接受，按键处理，vfd显示驱动等参考作用。-Ess3980 decoding servo overall system source code, the remote control accepts, pressed key processing, vfd demonstrates reference function and so on the actuation.

此程序基于罗姆BU72436方案而编写的读卡机.可读USB,CARD,支持MP3,WMA文件,带显示.有ID3显示.带电子音量控制.带遥控.功能全面.公司已量产.-Based on this procedure and the preparation of the Roma program BU72436 the card reader. Readable USB, CARD, support for MP3, WMA files, with display. Have ID3 display.

音乐播放器的上位机部分，通过串口连接51单片机，用红外遥控器控制播放器音量、切歌等功能-Music Player for PC parts, connected via serial port 51, using infrared remote control the player volume, cut songs, etc.