发射芯片nrf24e1的控制字配置，发射子程序 与单片机的通讯

基于AVR的数字频率计，使用LCD1602做显示。刷新速度1S，含电路图-AVR-based digital frequency meter, the use of so LCD1602 display. Refresh rate of 1S, with circuit

C8051F系列CPU，解决128K程序调试例程，用C语言编写。-C8051F series CPU, resolve 128K program debugging routines, using C language.

1302 c51程序 数码管显示，秒，分，小时，日，月，年，都可设置-1302 c51 process digital tube display, seconds, minutes, hours, days, months, years, can be set up

一个接收GPS模块接收时间显示在LCD上面 用SW调格林威治+-小时分 -A GPS receiver module to receive the time displayed on the LCD above tune with SW Greenwich+- Hours minutes

用vb写的能够查看所有系统进程和进程所加载的模块-Using vb to write the be able to view all system processes and process modules loaded

NXP的mifare ultralight　数据手册, 英文版本,完成对电子标签的操作.-NXP" s data mifare ultralight manual, English version, the completion of the operation of electronic tags.

串口通讯 实现F330串口初始化.对看门狗,等的设置 以及检测单片机的各管脚的好坏-Serial communication serial port initialization realize F330. Of watchdog, and other settings as well as the detection of single-chip microcomputer of the pin and the bad

该头文件配合key.c，在main函数中调用key.c，都文件中添加key.h，使软件更清晰，一目了然-The header file with key.c, in the main function call key.c, all files add key.h, so that software is more clear at a glance

一个数据库引擎,可以创建和读写DBF格式的数据库文件-A database engine, you can create and read and write DBF database file format

ppt格式的，arm7的一个讲座的一部分，对设计lcd非常有用-ppt format, arm7 of a lecture as part of the design is very useful lcd