CPU卡读写，符合7816标准。经测试完全可以使用。

一个很好的例程，希望对您有帮助，欢迎探讨

用于51单片机的快速DES-51 MCU for rapid DES

音乐C程序 是一首优美的音乐，可直接下载到51单片机里演揍。-Music C program is a beautiful music, can be directly downloaded to the MCU 51 years played beat.

此程序实现任意波形发生器的菜单选择操作及向FPGA发送控制命令，实现任意波形发生并能将产生的组合波保存下来，有掉电保护的功能-Realize this procedure arbitrary waveform generator of the menu to select the operation and send control commands to the FPGA to achieve arbitrary waveform occurs and can produce a combination of wave preserved, has brown-out protection function

基于MCS―51系列单片机的按键程序，包括扫键，按键算法等一系例思想和代码。-Based on MCS-51 series single-chip key procedures, including the sweep key, key algorithm, such as Example 1 Department of ideas and code.

这是一个AVR开发板的所有必需的源码，包括原理图，PCb图以及调试用的C例程-This is an AVR development board of all the necessary source code, including schematics, PCb map and debug using the C routines

有Proteus 7.1电路与LED倒计时C51程序,可以软件仿真C51的程序状态. -Proteus 7.1 has circuits and LED countdown C51 procedures, can be software simulation of the procedures the state of C51.

对初学MCS-51单片机的很有帮助的，基础的知识-helpful MCS-51 for beginners helpful

矢量变频器控制源程序-vector converter control program

51在多机通讯时可采用此方式，3线式，忙时可无限等待，闲时传输速率高-51 in the multi-machine communication use this form, a three-line, busy waiting for an unlimited time, in his spare time high speeds