IC卡的模拟！ IC卡的模拟！

89c51的lcd液晶显示代码 ，汉字的显示，仿真通过。-89C51

可以实现fat文件系统，在单片机上也可以进行改造！-can achieve fat file system, the MCU can also transform!

AVR单片机用C语言编写的包括时钟，LED，KEYPROCESS如何设置，是关于一个仪表的全套程序-AVR Singlechip with C language, including the clock, LED, KEYPROCESS how to set up, on a full range of process instrumentation

万龙开发板的原理图和pcb图，仅供交流和学习用。-Wanlong development board schematic and pcb map, only with communication and learning.

12232液晶驱动和时间显示。矩阵键盘源代码-12,232 liquid crystal display driver and time. Matrix keyboard source code

keil c51的uv3集成开发环境安装软件。-keil c51 uv3 integrated development environment installs software.

/************************** 0 1 2 3 4 5 6 7 8 9 . CLR + - = CLR ***************************/ 用键盘扫描,数码管显示实现计算功能,能实现xxx.x任意正数的加减 运算,超过范围显0000,功能键如上-/************************** 0 1 2 3 4 5 6 7 8 9. CLR +- = CLR ***************************/ With keyboard scan, digital tube display of computing power, to achieve any positive xxx.x addition and subtraction Operation, significantly more than the scope of 0000, above function keys

单片机制作的测速计源程序，发上来和大家分享分享，仅共参考-MCU production or source of guns, and onto a share share, a total of only reference

本程序有一定的参考价值，内含电路图及程序，有利于单片机开发-This procedure has certain reference value, including circuit diagrams and procedures, in favor of single-chip development

这是一本关于Protel2004的教程,详细介绍了如何使用该软件绘制电路图和PCB板-This is a tutorial on Protel2004 details on how to use the software rendering circuit diagram and PCB board