450b+linux+wm射频模块的一个门禁系统的完整源代码，支持ｒｔｃ，支持薄厚两种ｉｃ卡，网络通信数据传输（设置）以及ｆｌａｓｈ数据暂存．-450b linux wm RF module of a complete Access Control System source code, support rtc. Two middle-thick support id cards, network communications data transmission (set), and flash